Post on 29-Mar-2020
V.S LIGNITE POWER Pvt. Ltd
[Gurha East Lignite Mine (1 MPTA)]
AT VILLAGE-GURHA, KOLAYAT, BIKANER,
RAJASTHAN
HALF YEARLY REPORT FOR THE PERIOD “OCTOBER, 2011 to MARCH 2012”
Six monthly compliance report for Gruha East Lignite Mine Project (1 MTPA), Page 1 of M/s V.S Lignite Power Pvt. Ltd
Name of the Project : Gurha East Lignite Mine Project (1MTPA) of M/s. V.S. Lignite Power Private Ltd. Located at village-Gurha, Kolayat, Bikaner, Rajasthan.
Project Code : Raj-456/753/09 Clearance Letter No : J-11015/200/2006-IA.II (M), Dt: 07/03/2007 Period of the Compliance Report: October, 20011 to March, 2012.
S no Conditions compliance
A. Specific Conditions i Mining shall be carried out as per
statuette at a safe distance from the seasonal nallah/stream flowing within the lease boundary
Mining is being carried out keeping safe distance from seasonal nallah/ stream.
ii An embankment of 3 m ht shall be constructed along the bank of the nallah/stream. The slope of the embankment shall be at least 2:1 towards the ML. The height of the embankment shall be at least 5 m higher than the HFL of the nallah/stream
Embankment has been constructed along the nallah so that no rain water enters into the mine. Photo has been provided in Annexure-I.
iii Top soil shall be stacked properly with proper slope at earmarked site(s) and should not be kept active and shall be used for reclamation and development of green belt.
Top soil stacked separately as per approved mining Plan. Photo has been provided in Annexure-I.
iv OB should be stacked at earmarked one external OB dumpsite within ML area only for the first 6 years of mining operation.
OB dump shall be a maximum ht
of 40 m only and consist of four benches of 10 m each.
The ultimate slope of the dump shall not exceed 28 deg.
The OB dump shall be vegetatively
reclaimed monitoring and management of reclaimed dump site should continue until vegetation becomes self sustaining.
- Overburden(OB) is being stacked at earmarked external dump -At present maximum height of Overburden is 38 m. Height of Overburden dump will be maintained up to 40 m as suggested -Slope is being maintained -At present being active dump vegetative reclamation not applicable
Six monthly compliance report for Gruha East Lignite Mine Project (1 MTPA), Page 2 of M/s V.S Lignite Power Pvt. Ltd
Compliance status should be submitted to the MoEF and its regional office located at Lucknow on an yearly basis.
- Half yearly compliance report is being sent regularly to MoEF, Lucknow. Half yearly report for the period July, 2011 to December, 2011 submitted to MoEF, Lucknow vide letter no. MOE&F,LKN/ VK/1040101/83 dated 28.01.2012. Copy of the letter is attached as Annexure-II.
v Catch drains and siltation ponds of appropriate size should be constructed to arrest silt and sediments flow from soil, OB, and mineral dumps. The water so collected should be utilized for watering the mine area, roads, green belt development etc. The drains should be regularly desilted and maintained properly. Garland drains (size, gradient and length) and sump capacity should be designed keeping 50% safety margin over and above the peak sudden rainfall and maximum discharge in the area adjoining the mine site. Sump capacity should also provide adequate retention period to allow proper settling of silt material.
Overburden dumping is in progress and catch drains along the mining dump area has been created. The drains are being maintained properly.
vi Dimension of retaining wall at the toe of the dumps and OB benches within the mine to check the runoff and siltation should be based on the rainfall data.
Retention wall has been created at toe of dump and Overburden (OB) benches to check run off and siltation.
vii High efficiency bag filters/water sprinkling system should be provided to check fugitive emission from lignite handling Plant, crushing operations, conveyors system, haulage roads, transfer points etc.
Water sprinkling is being done to control fugitive emissions from haulage roads. Fixed water sprinklers have been installed to check fugitive emission from crushing operations & conveyors belts & transfer points. Photo has been provided in Annexure-I.
viii Mining shall not involve drilling and blasting operations.
There is no drilling and blasting involved in the mining operations.
ix The total area brought under afforestion at the end of mine life (post mining land use) shall be not less than 1159.98 ha and shall include reclaimed external OB dump (104.69ha), reclaimed quarry area (336.10 ha), green belt including
Presently the mine is under operation and currently a total of 21300 plants in 54 hectares have been planted in Mines and has a survival rate of 88.6%. Plantation has been
Six monthly compliance report for Gruha East Lignite Mine Project (1 MTPA), Page 3 of M/s V.S Lignite Power Pvt. Ltd
plantation along ML boundary (200 ha), roads (4 ha), dismantled and reclaimed infrastructure area (36ha) and vacant /undisturbed area (479.01 ha) by planting native species in consultation with the local DFO/ Agriculture Department. Density of the trees should be around 2000 plants /ha.
carried out along the periphery of the Overburden and Top soil dumps and along both sides of the road. Existing trees and shrubs are also protected over an area of 30 hectares. Further 14000 nos. plantation is proposed in coming Monsoon (12-13). Photo graphs of the plantation is attached as Annexure-III
x Backfilling shall begin from 6th years of mining operations. A progressive mine closure plan shall be implemented from the 6th years of mining operations and the OB generated shall be concurrently backfilled covering a total area of 336.10 ha. Plantation shall be developed over the backfilled area and the balance of excavated area (void) covering an area of 98.70 ha shall be used as a water reservoir, the higher benches of which shall be gently sloped.
Referred conditions will be complied as suggested and as per approved mine plan.
xi The project authorities shall provide for grazing, if required in the reclaimed land /quarry area in the consultation with the local villagers.
Presently the mine is in operative and after reclamation provision for grazing will be made in consultation with local villagers.
xii No groundwater shall be used for mining operations. Prior approval of the competent authority such as the SGWB/CGWA shall be obtained for using ground water for the project.
No Ground water will be used for mining operations. Water/ treated waste water from Power plant is being used.
xiii Regular monitoring of ground water level and quality should be carried out by establishing a net work of existing wells and construction of new peizometers. The monitoring for quantity should be done four times a year in the pre-monsoon (May), Monsoon (August), Post monsoon (November) and winter (January) seasons and for quality in May. Data thus collected should be submitted to the MoEF and to the CPCB quarterly within one month of monitoring.
At present no groundwater has been intercepted as mining depth is 65 m only. The Ground water level is 100 m below ground level (bgl). Monitoring will be carried out after intercepting the groundwater in the Mine. Monitored groundwater quality report from nearby areas is attached as Annexure-IV.
Six monthly compliance report for Gruha East Lignite Mine Project (1 MTPA), Page 4 of M/s V.S Lignite Power Pvt. Ltd
Monitored ground water from nearby areas are saline in nature and shows Total dissolved solids is in the range of 2000-3762 mg/l and hardness (as CaCO3) is in the range of 235 - 800 mg/l respectively.
xiv The company shall put up artificial ground water recharge measures for augmentation of ground water resource. The project authorities should meet water requirement of nearby village in case the village wells go dry due to dewatering of mine
Presently dewatering of mine in not being done.
xv ETP should also be provided for workshop and CHP wastewater
Treated waste water from power plant is sprayed through fixed sprinklers to control fugitive emission from different points in CHP. The mining machineries and vehicles deployed are new and under warranty. The same are being sent to Local dealer for maintenance purpose. There is no work shop is stabilized for Vehicles, here ETP is not applicable.
xvi Digital processing of entire lease area using remote sensing technique should be done regularly once 3 years for monitoring land use pattern and report submitted to MoEF and its regional office at Lucknow
The report prepared by M/s. Indian Resources Information & Management Technologies Ltd., Hyderabad has been submitted to the MoEF, Lucknow vide letter No.MOE&F,LKN/GS/ 1040101/1203, dated 19.09.2011. Study has been carried out using satellite data of IRS- P6 and LISS-IV MX of year 07-08 and 09-10.The outcome clearly depict that degradation to the environment has been maintained at minimum level by developing green belt around mine dump area and establishing proper sprinkling system around active mining area. Copy of the letter is attached as Annexure-V.
Six monthly compliance report for Gruha East Lignite Mine Project (1 MTPA), Page 5 of M/s V.S Lignite Power Pvt. Ltd
xvii Besides carrying out regular periodic health checkup of the workers,10% of the workers identified from work force engaged in active mining operations shall be subjected to health check up for occupational diseases and hearing impairment, if any, through an agency such as NIOH, Ahmedabad within a period of one year and the results reported to this ministry and to DGMS.
24 persons from mine have been checked for occupational diseases and hearing impairment through M/s. Occupational and Environmental Health Services, Noida on 23.05.2011.The reports of all the persons checked were found to be normal. The report was sent attached along with half yearly compliance report vide letter no. MOEF, LKN/GS/1040101/932 dated 14.07.2011. Copy of the letter is attached as Annexure-VI.
xviii A final mine closure plan along with details of corpus of funds should be submitted to MoEF 5 years in advance of final mine closure for approval.
Final closure Plan prepared and submitted to Ministry of Coal for approval.
xix Consent to operate shall be taken before starting mining operations
Consent to Operate (File. no. F (Mines)/Bikaner (Kolayat)/12(1)/2008-2009/ 5345-5349; Order No:2010-2011/Mines/834 Dated: 19.11.2010 have been obtained from RSPCB and is valid up to 30.11.2013. This will be renewed subsequently.
B. general conditions i No change in mining technology and
scope of working should be made without prior approval of MoEF
At present there is no change in mining technology and if any, prior approval from MoEF will be obtained
ii No change in the calendar plan including excavation, quantum of mineral and waste should be made
There will be no change in calendar Plan.
iii Four AAQM stations should be established in the core zone as well as in the buffer zone for SPM, RPM, SO2 and NOx monitoring. Locations of the stations should be based on the meteorological data, topographical features and environmentally and ecologically sensitive targets in consultation with State Pollution Control Board.
A total of eight ambient stations have been established covering both core and buffer zone with monitoring frequency being two days per week. Report attached as Annexure-IV. PM10, PM2.5, SO2 and NO2 were found to be within prescribed limit.
iv Data on ambient air quality (SPM, RPM, SO2 and NOx) should be regularly submitted to the MoEF including its
Half yearly report for the period July, 2011 to December, 2011 submitted to MoEF, Lucknow
Six monthly compliance report for Gruha East Lignite Mine Project (1 MTPA), Page 6 of M/s V.S Lignite Power Pvt. Ltd
regional office at Lucknow and to the Pollution Control Board and CPCB once in six months.
vide letter no. MOE&F,LKN/ VK/1040101/83 dated 28.01.2012. Copy of the same is attached as Annexure-II
v Fugitive emission from all the sources should be controlled, regularly monitored and data recoded properly. Water spraying arrangement on haul roads, wagon loading, dump-trucks (loading and unloading) points should be provided and properly maintained.
Fugitive dust from all the sources are regularly monitored and recorded properly. Treated water from power plant is being sprayed is on roads, loading and unloading points to control dust. Monitored ambient air quality parameters are well within the prescribed limits.
vi Adequate measures should be taken for control of noise levels below 85 dBA in the work environment. Workers engaged in blasting and drilling operations, operation of HEMM, etc should be provided with ear plug/muffs.
Regular monitoring is in progress and noise level is within the prescribed limit. No drilling and blasting is involved. Noise monitoring reports are sent along with half yearly reports to MoEF.
vii Industrial wastewater (work shop and waste water from mine) should be properly collected, treated so as to conform to the standards prescribed under GSR 422(E) dated 19th may 1993 and 31st December 1993 or as amended from time to time before discharge .Oil and grease trap should be installed before discharge of workshop effluents.
No waste water from mine is generated. The mining machineries and vehicles deployed are new and under warranty. The same are being sent to local dealer for maintenance purpose.
viii Vehicular emission should be kept under control and regularly monitored. Vehicles used for transporting the mineral should be covered with tarpaulins and optimally loaded.
Vehicular emission is kept under control and monitored every six months. The vehicle is optimally loaded.
ix Environmental laboratory should be established with adequate number and types of pollution monitoring and analysis equipments in consultation with SPCB
Environmental laboratory is equipped with (i) analytical balance-2 nos. (ii) Spectrophotometer-2 nos. (iii) pH meter-1no. (iv) Conductivity meter-1 no. (v) COD apparatus-1set (vi) BOD measurer-1no. (vii) BOD culture cabinet-1 no. (viii) Oil measurer-1 no. (ix) Sound level meter-1 no. (x) Refrigerator-1 no. (xi) Continuous ambient air quality monitoring system-3 no.
Six monthly compliance report for Gruha East Lignite Mine Project (1 MTPA), Page 7 of M/s V.S Lignite Power Pvt. Ltd
(xii) Manual ambient air quality monitoring device-1 no. (xiii) Weather station (wind vane, anemometer, thermometer, hygrometer, evaporimeter, rainfall gauge). Also, environmental monitoring is being carried out by a reputed and authorized agency.
x Personnel working in dusty areas should wear protective respiratory devices and they should also be provided with adequate training and information on safety and health aspects.
Proper care is being taken and adequate training and information on safety and health aspects are being given.
xi A separate environment management cell with suitable qualified personnel should be set up under the control of a senior executive, who will report directly to the Head of the company.
An environment management cell consisting of mining engineers, geologists, environmental engineer and senior chemist has been set up.
xii The funds earmarked for environmental protection measures should be kept in a separate account and should not be diverted for other purposes. Year wise expenditure should be reported to this ministry and its regional office at Lucknow
Fund is earmarked and the same will be utilized only for environmental protection measures.
xiii A copy of this will be marked to concerned panchayat/local NGO, if any, from whom any suggestion/ representation has been received while processing the proposal
Complied
xiv State pollution control board should display a copy of the clearance letter at the Regional office, District industry centre and collector’s office /Tehsildar office for 30 days.
Noted
xv The project authorities should advertise at least in two local news papers widely circulated around the project , one of which shall be in the vernacular language of the locality concerned within seven days of the clearance letter informing that the project has been accorded environmental clearance and a copy of the clearance letter is available with the state pollution control board and may also be seen at the web site of the MoEF at http://envfor.nic.in
Advertised in two dailies, Dainik Bhaskar and Rajasthan Patrika on 13.03.2007 Copy of the advertisement id attached as Annexure-VII (a&b).
ANNEXURE‐I
8
Embankment constructed along the Nallah
Top soil stacked
Water sprinkling provided at site
Water sprinkling provided at site
ANNEXURE‐III
10
Mine plantation, near weighbridge 2009
Mine plantation, near weighbridge 2009
Mine plantation, near weighbridge 2010
Plantation behind OB dump in mine area in Oct.2009
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Environmental Monitoring Report October, 2011 Annexure‐IV
A= Ambient Air Quality Sampling Locations.
N= Ambient Noise Quality Monitoring Locations.
G= Ground Water Quality Sampling Locations.
S= Surface Water Quality Sampling Locations.
WW= Waste Water Quality Sampling Location.
FIGURE‐1 STUDY AREA MAP OF 10 KM RADIUS SHOWING SAMPLING LOCATIONS
12
A-1 & N-1
A-2,N-5 & G-2
A-3, N4 & G5
A-4, N-2,WW1& G-6 A-5, N-6 & G-4
A-6,N-8 & G-3
A-7 & S-1 A-8,N-7 & G-1
S-2 N-3
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad.
A] Ambient Air Quality Locations: Location Code
Location Name Direction W R T Plant
Distance from Plant (KM)
A‐1 Mine Lease Area at Camp N 0.8A‐2 Gurha Village N 1.5A‐3 Mine Lease Area at Rasemadaniya W 1.0A‐4 Power Plant (Chemical Building) ‐ ‐A‐5 Sankhala ki basti Village SE 0.5A‐6 Madh E 6.0A‐7 Chakdadar W 5.0A‐8 Deh NE 6.6
B] Stack monitored: 1) Power Plant C] Ambient Noise Quality Locations: Location Code
Location Name Direction W R T Plant
Distance from Plant (KM)
N‐1 Mine Lease Area at Camp N 0.8N‐2 Power Plant ‐ ‐N‐3 Near Mine View Point N 2.0N‐4 Mine Lease Area at Rasemadaniya W 1.0N‐5 Gurha Village N 1.5N‐6 Sankhala ki basti SE 0.5N‐7 Deh NE 6.6N‐8 Madh E 6.0
D] Water Quality Locations: Location Code
Location Name Direction W R T Plant
Distance from Plant (KM)
G‐1 Deh NE 6.6G‐2 Gurha Village N 1.5G‐3 Madh E 6.0G‐4 Sankhala ki basti SE 0.5G‐5 Mine Lease Area at Rasemadaniya W 1.0G‐6 Power Plant ‐ ‐S‐1 Chakdadar Talab Water W 5.0S‐2 Jogera Talab Water. NE 4.4WW‐1 Treated Waste Water(power plant) ‐ ‐
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad.
Ambient Air Quality Monitoring
The Ambient Air Quality has been monitored at eight locations covering both inside the Plant premises area and out side the Plant area. The table showing Ambient Air Quality results is present in Table 1 to Table 8 respectively.
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s VS Lignite Power Pvt Ltd
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Mine Lease Area at Camp–A1
Latitudes and Longitudes : 270 52’31.4” N, 720 51’25.9” E Mean Sea Level in Metres : 220
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
TABLE‐1
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3
BaPng/m3
CO mg/m3
1. 03.10.2011 42.5 21.3 7.1 14.5 8.9 BDL BDL BDL BDL BDL BDL < 1.0
2. 04.10.2011 39.8 20.1 6.6 13.8 8.2 BDL BDL BDL BDL BDL BDL < 1.0
3. 10.10.2011 40.6 20.8 6.8 14.2 8.5 BDL BDL BDL BDL BDL BDL < 1.0
4. 11.10.2011 36.2 18.6 6.1 12.8 7.6 BDL BDL BDL BDL BDL BDL < 1.0
5. 17.10.2011 38.5 19.2 6.5 13.5 7.9 BDL BDL BDL BDL BDL BDL < 1.0
6. 18.10.2011 41.2 21.0 7.0 14.1 8.3 BDL BDL BDL BDL BDL BDL < 1.0
7. 24.10.2011 42.9 22.3 7.3 14.8 8.8 BDL BDL BDL BDL BDL BDL < 1.0
8. 25.10.2011 39.8 19.5 6.9 13.2 8.2 BDL BDL BDL BDL BDL BDL < 1.0
Arithmetic Mean 40.2 20.4 6.8 13.9 8.3 BDL BDL BDL BDL BDL BDL < 1.0
Maximum 42.9 22.3 7.3 14.8 8.9 BDL BDL BDL BDL BDL BDL < 1.0
Minimum 36.2 18.6 6.1 12.8 7.6 BDL BDL BDL BDL BDL BDL < 1.0
Percentile Values 50th percentile 40.2 20.5 6.9 14.0 8.3 BDL BDL BDL BDL BDL BDL < 1.0
98th percentile 42.8 22.2 7.3 14.8 8.9 BDL BDL BDL BDL BDL BDL < 1.0
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad.
DETAILS OF AMBIENT AIR QUALITY NAME OF PROJECT : M/s VS Lignite Power Pvt Ltd
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Gurha Village –A2
Latitudes and Longitudes : 270 52’52.9” N, 720 51’43.8” E Mean Sea Level in Metres : 228
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
TABLE-2
S.No Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3
BaPng/m3
CO mgg/m3
1. 05.10.2011 39.8 19.2 6.5 13.2 7.8 BDL BDL BDL BDL BDL BDL < 1.0
2. 06.10.2011 40.2 20.1 6.9 14.1 8.0 BDL BDL BDL BDL BDL BDL < 1.0
3. 12.10.2011 41.0 21.3 7.2 14.4 8.3 BDL BDL BDL BDL BDL BDL < 1.0
4. 13.10.2011 35.6 17.8 6.3 12.5 7.2 BDL BDL BDL BDL BDL BDL < 1.0
5. 19.10.2011 38.3 19.2 6.6 13.8 8.1 BDL BDL BDL BDL BDL BDL < 1.0
6. 20.10.2011 36.8 18.3 5.9 12.5 7.8 BDL BDL BDL BDL BDL BDL < 1.0
7. 26.10.2011 39.2 19.2 6.7 13.5 8.3 BDL BDL BDL BDL BDL BDL < 1.0
8. 27.10.2011 40.4 20.1 7.1 14.2 8.5 BDL BDL BDL BDL BDL BDL < 1.0
Arithmetic Mean 38.9 19.4 6.7 13.5 8.0 BDL BDL BDL BDL BDL BDL < 1.0
Maximum 41.0 21.3 7.2 14.4 8.5 BDL BDL BDL BDL BDL BDL < 1.0
Minimum 35.6 17.8 5.9 12.5 7.2 BDL BDL BDL BDL BDL BDL < 1.0
Percentile Values 50th percentile 39.5 19.2 6.7 13.7 8.1 BDL BDL BDL BDL BDL BDL < 1.0
98th percentile 40.9 21.1 7.2 14.4 8.5 BDL BDL BDL BDL BDL BDL < 1.0
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad.
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s VS Lignite Power Pvt Ltd
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Mine Lease Area at Rasemadaniya –A3
Latitudes and Longitudes : 270 52’37.2” N, 720 50’37.3” E Mean Sea Level in Metres : 223
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
TABLE-3
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO mg/m3
1. 03.10.2011 38.2 19.2 6.2 12.9 7.2 BDL BDL BDL BDL BDL BDL < 1.0
2. 04.10.2011 36.5 17.3 6.1 12.5 7.8 BDL BDL BDL BDL BDL BDL < 1.0
3. 10.10.2011 39.4 20.1 6.5 13.2 8.2 BDL BDL BDL BDL BDL BDL < 1.0
4. 11.10.2011 40.5 21.0 6.6 13.6 6.9 BDL BDL BDL BDL BDL BDL < 1.0
5. 17.10.2011 38.3 19.5 6.3 12.5 7.5 BDL BDL BDL BDL BDL BDL < 1.0
6. 18.10.2011 37.2 18.6 6.0 11.2 7.7 BDL BDL BDL BDL BDL BDL < 1.0
7. 24.10.2011 35.3 17.2 6.2 10.8 6.5 BDL BDL BDL BDL BDL BDL < 1.0
8. 25.10.2011 39.5 20.3 6.4 11.5 7.6 BDL BDL BDL BDL BDL BDL < 1.0
Arithmetic Mean 38.1 19.2 6.3 12.3 7.5 BDL BDL BDL BDL BDL BDL < 1.0
Maximum 40.5 21.0 6.6 13.6 8.2 BDL BDL BDL BDL BDL BDL < 1.0
Minimum 35.3 17.2 6.0 10.8 6.5 BDL BDL BDL BDL BDL BDL < 1.0
Percentile Values 50th percentile 38.3 19.4 6.3 12.5 7.6 BDL BDL BDL BDL BDL BDL < 1.0
98th percentile 40.4 20.9 6.6 13.5 8.2 BDL BDL BDL BDL BDL BDL < 1.0
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad.
DETAILS OF AMBIENT AIR QUALITY NAME OF PROJECT : M/s: VS Lignite Power Pvt Ltd
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Power Plant (Chemical Building) –A4
Latitudes and Longitudes : 270 51’21.9” N, 720 51’35.4” E Mean Sea Level in Metres : 226
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
TABLE-4
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO mg/m3
1. 03.10.2011 56.8 28.6 8.6 16.8 9.1 BDL BDL BDL BDL BDL BDL 1.0 2. 04.10.2011 59.6 30.2 9.2 18.3 9.4 BDL BDL BDL BDL BDL BDL 1.2 3. 10.10.2011 61.3 31.8 9.6 19.2 9.6 BDL BDL BDL BDL BDL BDL 1.3 4. 11.10.2011 58.9 29.5 9.0 17.5 9.3 BDL BDL BDL BDL BDL BDL 1.1 5. 17.10.2011 60.2 30.8 9.4 18.6 9.6 BDL BDL BDL BDL BDL BDL 1.2 6. 18.10.2011 59.3 30.1 9.2 18.2 9.2 BDL BDL BDL BDL BDL BDL 1.1 7. 24.10.2011 58.2 28.9 8.5 17.2 8.9 BDL BDL BDL BDL BDL BDL 1.0 8. 25.10.2011 61.8 31.8 9.8 19.5 9.5 BDL BDL BDL BDL BDL BDL 1.3
Arithmetic Mean 59.5 30.2 9.2 18.2 9.3 BDL BDL BDL BDL BDL BDL 1.2 Maximum 61.8 31.8 9.8 19.5 9.6 BDL BDL BDL BDL BDL BDL 1.3 Minimum 56.8 28.6 8.5 16.8 8.9 BDL BDL BDL BDL BDL BDL 1.0 Percentile Values 50th percentile 59.5 30.2 9.2 18.3 9.4 BDL BDL BDL BDL BDL BDL 1.2
98th percentile 61.7 31.8 9.8 19.5 9.6 BDL BDL BDL BDL BDL BDL 1.3
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad.
DETAILS OF AMBIENT AIR QUALITY NAME OF PROJECT : M/s VS Lignite Power Pvt Ltd
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Sankhala Ki basti Village –A5
Latitudes and Longitudes : 270 51’21.2” N, 720 52’35.4” E Mean Sea Level in Metres : 215
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
TABLE-5
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S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
COmg/m3
1. 05.10.2011 38.2 19.2 6.9 12.8 7.5 BDL BDL BDL BDL BDL BDL < 1.0
2. 06.10.2011 35.8 17.8 6.4 11.3 7.1 BDL BDL BDL BDL BDL BDL < 1.0
3. 12.10.2011 37.5 18.6 6.6 12.6 7.3 BDL BDL BDL BDL BDL BDL < 1.0
4. 13.10.2011 39.2 19.9 7.2 13.2 7.5 BDL BDL BDL BDL BDL BDL < 1.0
5. 19.10.2011 40.3 20.3 7.5 13.8 7.9 BDL BDL BDL BDL BDL BDL < 1.0
6. 20.10.2011 33.8 17.5 6.2 11.5 7.0 BDL BDL BDL BDL BDL BDL < 1.0
7. 26.10.2011 38.4 19.2 7.0 12.3 7.6 BDL BDL BDL BDL BDL BDL < 1.0
8. 27.10.2011 37.8 18.8 6.8 12.8 7.3 BDL BDL BDL BDL BDL BDL < 1.0
Arithmetic Mean 37.6 18.9 6.8 12.5 7.4 BDL BDL BDL BDL BDL BDL < 1.0
Maximum 40.3 20.3 7.5 13.8 7.9 BDL BDL BDL BDL BDL BDL < 1.0
Minimum 33.8 17.5 6.2 11.3 7.0 BDL BDL BDL BDL BDL BDL < 1.0
Percentile Values 50th percentile 38.0 19.0 6.9 12.7 7.4 BDL BDL BDL BDL BDL BDL < 1.0
98th percentile 40.1 20.2 7.5 13.7 7.9 BDL BDL BDL BDL BDL BDL < 1.0
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad.
DETAILS OF AMBIENT AIR QUALITY NAME OF PROJECT : M/s VS Lignite Power Pvt Ltd
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Madh Village –A6
Latitudes and Longitudes : 270 51’07.3” N, 720 55’53.0” E Mean Sea Level in Metres : 227
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
TABLE-6
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO m g/m3
1. 05.10.2011 37.2 18.2 6.6 11.2 7.3 BDL BDL BDL BDL BDL BDL < 1.0
2. 06.10.2011 40.8 20.4 6.9 11.8 7.7 BDL BDL BDL BDL BDL BDL < 1.0
3. 12.10.2011 39.5 19.5 6.7 11.5 7.5 BDL BDL BDL BDL BDL BDL < 1.0
4. 13.10.2011 37.2 18.4 6.5 11.3 7.2 BDL BDL BDL BDL BDL BDL < 1.0
5. 19.10.2011 34.8 17.2 6.0 10.8 6.9 BDL BDL BDL BDL BDL BDL < 1.0
6. 20.10.2011 36.9 18.5 6.3 11.6 7.2 BDL BDL BDL BDL BDL BDL < 1.0
7. 26.10.2011 38.5 19.7 6.6 11.3 7.4 BDL BDL BDL BDL BDL BDL < 1.0
8. 27.10.2011 35.4 17.2 6.2 10.8 7.1 BDL BDL BDL BDL BDL BDL < 1.0
Arithmetic Mean 37.5 18.6 6.5 11.3 7.3 BDL BDL BDL BDL BDL BDL < 1.0
Maximum 40.8 20.4 6.9 11.8 7.7 BDL BDL BDL BDL BDL BDL < 1.0
Minimum 34.8 17.2 6 10.8 6.9 BDL BDL BDL BDL BDL BDL < 1.0
Percentile Values 50th percentile 37.2 18.5 6.6 11.3 7.3 BDL BDL BDL BDL BDL BDL < 1.0
98th percentile 40.6 20.3 6.9 11.8 7.7 BDL BDL BDL BDL BDL BDL < 1.0
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad.
DETAILS OF AMBIENT AIR QUALITY NAME OF PROJECT : M/s VS Lignite Power Pvt Ltd
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Chakdadar Village‐A7
Latitudes and Longitudes : 270 52’18.3” N, 720 48’19.9” E Mean Sea Level in Metres : 207
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
TABLE‐7
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO mg/m3
1. 05.10.2011 36.2 18.3 5.8 11.5 7.6 BDL BDL BDL BDL BDL BDL < 1.0
2. 06.10.2011 32.4 16.5 4.9 09.5 6.5 BDL BDL BDL BDL BDL BDL < 1.0
3. 12.10.2011 34.5 17.1 5.3 10.9 7.1 BDL BDL BDL BDL BDL BDL < 1.0
4. 13.10.2011 37.6 18.9 6.0 11.7 7.8 BDL BDL BDL BDL BDL BDL < 1.0
5. 19.10.2011 33.2 16.3 5.1 09.8 6.9 BDL BDL BDL BDL BDL BDL < 1.0
6. 20.10.2011 31.0 15.8 4.9 09.2 6.3 BDL BDL BDL BDL BDL BDL < 1.0
7. 26.10.2011 36.8 18.6 5.6 11.6 7.5 BDL BDL BDL BDL BDL BDL < 1.0
8. 27.10.2011 34.2 17.2 5.2 10.8 7.2 BDL BDL BDL BDL BDL BDL < 1.0
Arithmetic Mean 34.5 17.3 5.3 10.6 7.1 BDL BDL BDL BDL BDL BDL < 1.0
Maximum 37.6 18.9 6.0 11.7 7.8 BDL BDL BDL BDL BDL BDL < 1.0
Minimum 31.0 15.8 4.9 9.2 6.3 BDL BDL BDL BDL BDL BDL < 1.0
Percentile Values 50th percentile 34.4 17.2 5.3 10.9 7.2 BDL BDL BDL BDL BDL BDL < 1.0
98th percentile 37.5 18.9 6.0 11.7 7.8 BDL BDL BDL BDL BDL BDL < 1.0
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad.
DETAILS OF AMBIENT AIR QUALITY NAME OF PROJECT : M/s VS Lignite Power Pvt Ltd
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Deh Village – A8
Latitudes and Longitudes : 270 54’11.6” N, 720 54’32.6” E Mean Sea Level in Metres : 270
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
� TABLE‐8
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO mg/m3
1. 03.10.2011 36.5 18.2 6.2 11.0 7.8 BDL BDL BDL BDL BDL BDL < 1.0
2. 04.10.2011 39.2 19.4 6.5 11.3 8.2 BDL BDL BDL BDL BDL BDL < 1.0
3. 10.10.2011 35.9 17.2 5.8 10.2 7.5 BDL BDL BDL BDL BDL BDL < 1.0
4. 11.10.2011 33.5 16.3 5.2 09.8 6.6 BDL BDL BDL BDL BDL BDL < 1.0
5. 17.10.2011 39.2 20.5 6.5 11.6 8.1 BDL BDL BDL BDL BDL BDL < 1.0
6. 18.10.2011 35.1 17.6 6.1 10.3 7.1 BDL BDL BDL BDL BDL BDL < 1.0
7. 24.10.2011 38.3 19.2 6.3 10.5 7.5 BDL BDL BDL BDL BDL BDL < 1.0
8. 25.10.2011 39.2 20.2 6.4 11.4 8.3 BDL BDL BDL BDL BDL BDL < 1.0
Arithmetic Mean 37.1 18.6 6.1 10.8 7.6 BDL BDL BDL BDL BDL BDL < 1.0
Maximum 39.2 20.5 6.5 11.6 8.3 BDL BDL BDL BDL BDL BDL < 1.0
Minimum 33.5 16.3 5.2 9.8 6.6 BDL BDL BDL BDL BDL BDL < 1.0
Percentile Values 50th percentile 37.4 18.7 6.3 10.8 7.7 BDL BDL BDL BDL BDL BDL < 1.0
98th percentile 39.2 20.5 6.5 11.6 8.3 BDL BDL BDL BDL BDL BDL < 1.0
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad.
Noise Monitoring
Noise Monitoring – Inside the Premises.
The spot noise levels observed inside the premises at locations is given in Table‐9, Date of Monitoring 17.10.2011 to 19.10.2011.
TABLE‐9
INDUSTRIAL NOISE LEVELS‐INSIDE THE PREMISES
Sr.No Code Location Noise Level Leq[dB(A)]
1. N1 Mine Office 63.8
2. N2 Power Plant 69.3
3. N3 Mine View Point 61.0
Noise Monitoring – Outside the premises. The statistical analysis is done for measured noise levels at four locations in the study area. The parameters are analyzed for Lday, Lnight, and Ldn, The statistical analysis results are given in TABLE‐10 Date of Monitoring 20.10.2011 to 24.10.2011.
TABLE‐10
AMBIENT NOISE LEVELS IN THE STUDY AREA All the values are given in dB(A) Sr.No Code Location Lday Lnight Ldn
1. N4 Rasemadaniya 51.8 36.3 46.2 2. N5 Gurha Village 53.8 41.4 48.5 3. N6 Sankhala ki basti 49.5 38.2 45.2 4. N7 Deh 53.5 42.4 47.2 5. N8 Madh 52.0 41.1 48.8
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad.
Ground Water Quality Six Ground water samples inside 10 km radius Mine Area was collected and analyzed. The analytical results are given in TABLE‐11 to TABLE‐13
TABLE‐11 GROUND WATER QUALITY
Ground Water Test Results as per IS 10500 Date of Sample Collection: 14.10.2011
Sr.No.
Parameter
Requirement Desirable Limits
Permissible Limits in the Absence of Alternate Source
Units GW1
Deh Bore Water
GW2
Madh Bore Water
1. pH 6.5 – 8.5 NR ‐ 7.74 7.48 2. Turbidity (NTU) 5 10 NTU 2.60 2.40 3. Total Dissolve solids 500 2000 mg/L 2964 2442 4. Dissolved Oxygen ‐ ‐ mg/L 3.50 3.10 5. Total Suspended Solids Nil Nil mg/L Nil Nil 6. Total Hardness as CaCO3 300 600 mg/L 328 400 7. Residual Chlorine 0.2 ‐ mg/L < 0.1 < 0.1 8. Chloride as Cl 250 1000 mg/L 781 994 9. Sulphate as SO4 200 400 mg/L 312 326 10. Copper as Cu 0.05 1.5 mg/L 0.19 0.21 11. Iron as Fe 0.3 1.0 mg/L 0.16 0.18 12. Chromium as Cr6+ 0.05 NR mg/L 0.02 0.02 13. Zinc as Zn 5 15 mg/L 1.06 1.16 14. Phosphates as PO4 ‐ ‐ mg/L 0.09 0.14 15. Chemical oxygen Demand ‐ ‐ mg/L 04 06 16. Biochemical Oxygen Demand
(3 days 270C) ‐ ‐ mg/L <03 <03
17. Oil & Grease Nil Nil mg/L < 0.01 < 0.01 Note: NR= No Relaxation.
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad.
TABLE‐12
Ground Water Test Results as per IS 10500 Date of Sample Collection: 14.10.2011
Sr.No.
Parameter
Requirement (Desirable Limits)
Permissible Limits in the Absence of Alternate Source
Units
GW3 Sanhhalaki basti
Bore Water
GW4Rasemadaniya Bore Water
1. pH 6.5 – 8.5 NR ‐ 7.96 7.54 2. Turbidity (NTU) 5 10 NTU 2.00 2.00 3. Total Dissolve solids 500 2000 mg/L 2408 3262 4. Dissolved Oxygen ‐ ‐ mg/L 3.90 4.20 5. Total Suspended Solids Nil Nil mg/L Nil Nil 6. Total Hardness as CaCO3 300 600 mg/L 264 680 7. Residual Chlorine 0.2 ‐ mg/L < 0.1 < 0.1 8. Chloride as Cl 250 1000 mg/L 816.2 1236 9. Sulphate as SO4 200 400 mg/L 386 436 10. Copper as Cu 0.05 1.5 mg/L 0.20 0.26 11. Iron as Fe 0.3 1.0 mg/L 0.18 0.38 12. Chromium as Cr6+ 0.05 NR mg/L 0.02 0.02 13. Zinc as Zn 5 15 mg/L 1.06 1.98 14. Phosphates as PO4 ‐ ‐ mg/L 0.11 0.36 15. Chemical Oxygen Demand ‐ ‐ mg/L 04 04 16. Biochemical Oxygen Demand
(3 days 270C) ‐ ‐ mg/L <03 <03
17. Oil & Grease Nil Nil mg/L < 0.01 < 0.01 Note: NR= No Relaxation.
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad.
TABLE‐13
Ground Water Test Results as per IS 10500 Date of Sample Collection: 14.10.2011
Sr.No.
Parameter
Requirement (Desirable Limits)
Permissible Limits in the Absence of Alternate Source
Units
GW5
Power Plant Bore Water
GW6
Gurha Bore Water
1. pH 6.5 – 8.5 NR ‐ 7.38 7.72 2. Turbidity (NTU) 5 10 NTU 2.20 2.20 3. Total Dissolve solids 500 2000 mg/L 4262 3134 4. Dissolved Oxygen ‐ ‐ mg/L 4.10 3.60 5. Total Suspended Solids Nil Nil mg/L Nil Nil 6. Total Hardness as CaCO3 300 600 mg/L 820 752 7. Residual Chlorine 0.2 ‐ mg/L < 0.1 < 0.1 8. Chloride as Cl 250 1000 mg/L 1988 1346 9. Sulphate as SO4 200 400 mg/L 964 645 10. Copper as Cu 0.05 1.5 mg/L 1.12 0.32 11. Iron as Fe 0.3 1.0 mg/L 0.32 0.26 12. Chromium as Cr6+ 0.05 NR mg/L 0.06 0.04 13. Zinc as Zn 5 15 mg/L 2.63 1.96 14. Phosphates as PO4 ‐ ‐ mg/L 0.32 0.26 15. Chemical Oxygen Demand ‐ ‐ mg/L 04 04 16. Biochemical Oxygen Demand
(3 days 270C) ‐ ‐ mg/L <03 <03
17. Oil & Grease Nil Nil mg/L < 0.01 < 0.01 Note: NR= NO Relaxation.
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad.
Surface Water Quality Two surface Water samples inside 10 km radius Mine area was collected and analyzed. The analytical results are given in TABLE‐14.
TABLE‐14 SURFACE WATER
Date of Sample Collection: 14.10.2011 Sr.No
Parameter Units IS:2296
Limits
SW1 Chakdadar talab
SW2Jogera Talab
Water
1. pH ‐ 6.5 – 8.5 8.32 8.09 2. Total Dissolved Solids mg/L 1500 112 158 3. Dissolved Oxygen mg/L 4 minimum 4.60 4.80 4. Total Suspended Solids mg/L ‐ 30 18 5. Total Hardness mg/L ‐ 32 64 6. Chloride as Cl mg/L 600 13.6 21.3 7. Sulphate as SO4
‐‐ mg/L 400 12.3 16.9 8. Residual Chlorine mg/L ‐ < 0.1 < 0.1 9. Iron as Fe mg/L ‐ 0.22 0.18 10. Chromium as Cr mg/L 50 < 0.004 < 0.004 12. Copper as Cu mg/L 0.1 < 0.001 < 0.001 12. Zinc as Zn mg/L 1.5 < 0.01 < 0.01 13. Phosphates as PO4 mg/L 15 < 0.01 < 0.01 14. Chemical oxygen Demand mg/L ‐ < 5 < 5 15. Biochemical Oxygen Demand
( 3 days at 27oC) mg/L 3 < 3 < 3
16. Oil and grease mg/L 0.1 < 0.1 < 0.1
16
Monthly Environmental Data Generation Report, Gurha East Lignite mine of VS Lignite Power Private Limited
Environmental Monitoring Report November, 2011
Ambient Air Quality Monitoring
The Ambient Air Quality has been monitored at eight locations covering both inside the Plant premises area and out side the Plant area. The table showing Ambient Air Quality results is present in Table 1 to Table 8 respectively.
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s VS Lignite Power Pvt Ltd
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Mine Lease Area at Camp–A1
Latitudes and Longitudes : 270 52’31.4” N, 720 51’25.9” E Mean Sea Level in Metres : 220
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, and Concentrations (As, Ni and BaP) are expressed in ng/m3.
TABLE‐1
17
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3
BaPng/m3
CO ugg/m3
1. 31.10.2011 32.4 17.6 5.8 12.4 5.8 BDL BDL BDL BDL BDL BDL 442 2. 01.11.2011 36.8 18.8 6.0 12.9 6.7 BDL BDL BDL BDL BDL BDL 376 3. 07.11.2011 39.8 19.2 6.4 13.6 7.1 BDL BDL BDL BDL BDL BDL 390 4. 08.11.2011 34.2 17.9 5.7 12.9 6.8 BDL BDL BDL BDL BDL BDL 364 5. 14.11.2011 40.4 20.1 6.9 14.2 7.4 BDL BDL BDL BDL BDL BDL 388 6. 15.11.2011 38.6 19.6 5.8 13.9 7.6 BDL BDL BDL BDL BDL BDL 426 7. 21.11.2011 33.5 18.2 5.6 13.2 6.9 BDL BDL BDL BDL BDL BDL 402 8. 22.11.2011 37.2 20.4 6.4 13.8 7.5 BDL BDL BDL BDL BDL BDL 376 9. 28.11.2011 35.9 18.9 5.9 13.6 6.6 BDL BDL BDL BDL BDL BDL 424
10. 29.11.2011 33.8 18.6 5.5 12.8 6.2 BDL BDL BDL BDL BDL BDL 462
Arithmetic Mean 36.3 18.9 6.0 13.3 6.9 BDL BDL BDL BDL BDL BDL 405 Maximum 40.4 20.4 6.9 14.2 7.6 BDL BDL BDL BDL BDL BDL 462 Minimum 32.4 17.6 5.5 12.4 5.8 BDL BDL BDL BDL BDL BDL 364 Percentile Values 50th percentile 36.4 18.9 5.9 13.4 6.9 BDL BDL BDL BDL BDL BDL 396 98th percentile 40.3 20.3 6.8 14.1 7.6 BDL BDL BDL BDL BDL BDL 458
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 18
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s VS Lignite Power Pvt Ltd
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Gurha Village –A2
Latitudes and Longitudes : 270 52’52.9” N, 720 51’43.8” E Mean Sea Level in Metres : 228
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, and Concentrations (As, Ni and BaP) are expressed in ng/m3.
TABLE-2
S.No Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3
BaPng/m3
CO ug/m3
1. 02.11.2011 34.6 16.4 5.9 12.6 5.8 BDL BDL BDL BDL BDL BDL 226 2. 03.11.2011 39.2 18.6 6.4 13.4 6.6 BDL BDL BDL BDL BDL BDL 198 3. 09.11.2011 36.7 17.5 6.1 12.9 6.2 BDL BDL BDL BDL BDL BDL 186 4. 10.11.2011 37.2 18.2 6.3 13.8 6.0 BDL BDL BDL BDL BDL BDL 174 5. 16.11.2011 35.9 17.6 5.8 12.6 5.7 BDL BDL BDL BDL BDL BDL 218 6. 17.11.2011 32.2 15.8 5.2 11.6 5.4 BDL BDL BDL BDL BDL BDL 252 7. 23.11.2011 34.9 16.9 5.7 12.4 5.6 BDL BDL BDL BDL BDL BDL 234 8. 24.11.2011 37.4 18.0 6.0 13.2 5.9 BDL BDL BDL BDL BDL BDL 190 9. 30.11.2011 38.1 19.3 6.8 13.8 6.4 BDL BDL BDL BDL BDL BDL 246
10. 01.12.2011 33.4 15.9 6.4 12.7 6.3 BDL BDL BDL BDL BDL BDL 224
Arithmetic Mean 36.0 17.4 6.1 12.9 6.0 BDL BDL BDL BDL BDL BDL 215 Maximum 39.2 19.3 6.8 13.8 6.6 BDL BDL BDL BDL BDL BDL 252 Minimum 32.2 15.8 5.2 11.6 5.4 BDL BDL BDL BDL BDL BDL 174 Percentile Values 50th percentile 36.3 17.6 6.1 12.8 6.0 BDL BDL BDL BDL BDL BDL 221
98th percentile 39.0 19.2 6.7 13.8 6.6 BDL BDL BDL BDL BDL BDL 251
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 19
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s VS Lignite Power Pvt Ltd
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Mine Lease Area at Rasemadaniya –A3
Latitudes and Longitudes : 270 52’37.2” N, 720 50’37.3” E Mean Sea Level in Metres : 223
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, and Concentrations (As, Ni and BaP) are expressed in ng/m3.
TABLE-3
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO ug/m3
1. 31.10.2011 35.9 16.8 5.6 10.8 5.9 BDL BDL BDL BDL BDL BDL 182 2. 01.11.2011 37.2 18.2 6.0 11.2 6.6 BDL BDL BDL BDL BDL BDL 168 3. 07.11.2011 32.4 14.8 5.2 10.4 5.7 BDL BDL BDL BDL BDL BDL 194 4. 08.11.2011 31.8 13.7 5.0 9.9 5.2 BDL BDL BDL BDL BDL BDL 166 5. 14.11.2011 34.6 17.0 5.5 10.6 6.4 BDL BDL BDL BDL BDL BDL 158 6. 15.11.2011 35.4 17.2 5.6 11.0 6.7 BDL BDL BDL BDL BDL BDL 170 7. 21.11.2011 36.9 19.4 6.2 12.3 6.9 BDL BDL BDL BDL BDL BDL 162 8. 22.11.2011 33.7 15.3 5.4 10.9 6.2 BDL BDL BDL BDL BDL BDL 176 9. 28.11.2011 30.9 13.4 5.1 9.8 5.4 BDL BDL BDL BDL BDL BDL 168
10. 29.11.2011 32.9 15.0 5.3 10.7 5.8 BDL BDL BDL BDL BDL BDL 182
Arithmetic Mean 34.2 16.1 5.5 10.8 6.1 BDL BDL BDL BDL BDL BDL 172 Maximum 37.2 19.4 6.2 12.3 6.9 BDL BDL BDL BDL BDL BDL 194 Minimum 30.9 13.4 5.0 9.8 5.2 BDL BDL BDL BDL BDL BDL 158 Percentile Values 50th percentile 34.2 16.1 5.5 10.8 6.1 BDL BDL BDL BDL BDL BDL 169 98th percentile 37.1 19.2 6.2 12.1 6.9 BDL BDL BDL BDL BDL BDL 192
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 20
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s VS Lignite Power Pvt Ltd
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Power Plant (Chemical Building) –A4
Latitudes and Longitudes : 270 51’21.9” N, 720 51’35.4” E Mean Sea Level in Metres : 226
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, and Concentrations (As, Ni and BaP) are expressed in ng/m3.
TABLE-4
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO ug/m3
1. 31.10.2011 59.7 29.6 8.8 17.2 8.8 BDL BDL BDL BDL BDL BDL 786 2. 01.11.2011 57.2 27.4 8.3 16.7 7.9 BDL BDL BDL BDL BDL BDL 816 3. 07.11.2011 58.8 28.4 8.7 17.1 8.4 BDL BDL BDL BDL BDL BDL 932 4. 08.11.2011 60.2 30.1 9.2 18.9 9.2 BDL BDL BDL BDL BDL BDL 774 5. 14.11.2011 56.4 28.2 8.6 18.2 8.7 BDL BDL BDL BDL BDL BDL 798 6. 15.11.2011 54.6 26.8 8.3 17.6 7.6 BDL BDL BDL BDL BDL BDL 964 7. 21.11.2011 55.8 27.4 8.1 16.4 8.1 BDL BDL BDL BDL BDL BDL 952 8. 22.11.2011 60.6 30.8 9.5 18.8 9.4 BDL BDL BDL BDL BDL BDL 784 9. 28.11.2011 53.9 26.4 8.0 16.2 7.2 BDL BDL BDL BDL BDL BDL 790 10. 29.11.2011 55.0 28.0 8.6 17.9 8.2 BDL BDL BDL BDL BDL BDL 972
Arithmetic Mean 57.2 28.3 8.6 17.5 8.4 BDL BDL BDL BDL BDL BDL 857 Maximum 60.6 30.8 9.5 18.9 9.4 BDL BDL BDL BDL BDL BDL 972 Minimum 53.9 26.4 8.0 16.2 7.2 BDL BDL BDL BDL BDL BDL 774 Percentile Values 50th percentile 56.8 28.1 8.6 17.4 8.3 BDL BDL BDL BDL BDL BDL 807
98th percentile 60.5 30.7 9.4 18.9 9.4 BDL BDL BDL BDL BDL BDL 971
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 21
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s VS Lignite Power Pvt Ltd
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Sankhala Ki basti Village –A5
Latitudes and Longitudes : 270 51’21.2” N, 720 52’35.4” E Mean Sea Level in Metres : 215
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, and Concentrations (As, Ni and BaP) are expressed in ng/m3.
TABLE-5
�������������
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
COug/m3
1. 02.11.2011 39.4 18.4 6.7 13.1 7.2 BDL BDL BDL BDL BDL BDL 295 2. 03.11.2011 36.2 16.8 5.9 12.4 6.6 BDL BDL BDL BDL BDL BDL 273 3. 09.11.2011 38.4 17.9 6.5 12.9 6.8 BDL BDL BDL BDL BDL BDL 280 4. 10.11.2011 33.6 15.4 5.7 11.6 6.3 BDL BDL BDL BDL BDL BDL 255 5. 16.11.2011 34.8 16.2 6.2 12.0 6.5 BDL BDL BDL BDL BDL BDL 269 6. 17.11.2011 32.6 15.8 5.6 10.9 6.4 BDL BDL BDL BDL BDL BDL 250 7. 23.11.2011 37.4 17.1 6.4 12.8 6.8 BDL BDL BDL BDL BDL BDL 276 8. 24.11.2011 38.2 17.8 6.7 13.4 6.9 BDL BDL BDL BDL BDL BDL 284 9. 30.11.2011 35.4 16.9 6.3 12.6 6.6 BDL BDL BDL BDL BDL BDL 265 10. 01.12.2011 36.9 17.4 6.5 12.8 6.8 BDL BDL BDL BDL BDL BDL 270
Arithmetic Mean 36.3 17.0 6.3 12.5 6.7 BDL BDL BDL BDL BDL BDL 272 Maximum 39.4 18.4 6.7 13.4 7.2 BDL BDL BDL BDL BDL BDL 295 Minimum 32.6 15.4 5.6 10.9 6.3 BDL BDL BDL BDL BDL BDL 250 Percentile Values 50th percentile 36.6 17.0 6.4 12.7 6.7 BDL BDL BDL BDL BDL BDL 271 98th percentile 39.2 18.3 6.7 13.3 7.1 BDL BDL BDL BDL BDL BDL 293
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 22
DETAILS OF AMBIENT AIR QUALITY NAME OF PROJECT : M/s VS Lignite Power Pvt Ltd
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Madh Village –A6
Latitudes and Longitudes : 270 51’07.3” N, 720 55’53.0” E Mean Sea Level in Metres : 227
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, and Concentrations (As, Ni and BaP) are expressed in ng/m3.
TABLE-6
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO ug/m3
1. 02.11.2011 34.8 17.2 5.8 10.8 6.2 BDL BDL BDL BDL BDL DL 178 2. 03.11.2011 37.2 18.7 6.3 11.5 6.9 BDL BDL BDL BDL BDL BDL 192 3. 09.11.2011 35.4 17.6 6.0 11.1 6.5 BDL BDL BDL BDL BDL BDL 186 4. 10.11.2011 33.8 16.3 5.6 10.2 5.9 BDL BDL BDL BDL BDL BDL 169 5. 16.11.2011 37.6 18.9 6.5 11.6 6.4 BDL BDL BDL BDL BDL BDL 198 6. 17.11.2011 38.2 19.2 6.9 12.1 6.6 BDL BDL BDL BDL BDL BDL 202 7. 23.11.2011 34.1 16.8 5.6 10.5 6.2 BDL BDL BDL BDL BDL BDL 180 8. 24.11.2011 33.8 16.0 5.4 10.3 5.8 BDL BDL BDL BDL BDL BDL 162 9. 30.11.2011 36.9 18.1 6.1 10.9 6.1 BDL BDL BDL BDL BDL BDL 164 10. 01.12.2011 35.7 17.3 5.9 10.7 6.0 BDL BDL BDL BDL BDL BDL 160
Arithmetic Mean 35.8 17.6 6.0 11.0 6.3 BDL BDL BDL BDL BDL BDL 179 Maximum 38.2 19.2 6.9 12.1 6.9 BDL BDL BDL BDL BDL BDL 202 Minimum 33.8 16.0 5.4 10.2 5.8 BDL BDL BDL BDL BDL BDL 160 Percentile Values 50th percentile 35.6 17.5 6.0 10.9 6.2 BDL BDL BDL BDL BDL BDL 179 98th percentile 38.1 19.1 6.8 12.0 6.8 BDL BDL BDL BDL BDL BDL 201
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 23
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s VS Lignite Power Pvt Ltd
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Chakdadar Village‐A7
Latitudes and Longitudes : 270 52’18.3” N, 720 48’19.9” E Mean Sea Level in Metres : 207
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, and Concentrations (As, Ni and BaP) are expressed in ng/m3.
TABLE‐7
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO ug/m3
1. 02.11.2011 32.4 16.9 5.5 11.4 6.6 BDL BDL BDL BDL BDL BDL 176
2. 03.11.2011 30.2 15.8 5.1 10.8 6.4 BDL BDL BDL BDL BDL BDL 164
3. 09.11.2011 29.8 14.9 4.8 10.2 6.1 BDL BDL BDL BDL BDL BDL 156
4. 10.11.2011 31.3 17.8 5.3 10.9 6.7 BDL BDL BDL BDL BDL BDL 168
5. 16.11.2011 28.8 14.6 4.5 09.6 5.6 BDL BDL BDL BDL BDL BDL 172
6. 17.11.2011 33.2 18.5 5.8 11.5 6.8 BDL BDL BDL BDL BDL BDL 184
7. 23.11.2011 30.8 16.2 5.4 10.9 6.3 BDL BDL BDL BDL BDL BDL 170
8. 24.11.2011 32.9 18.1 5.7 11.3 6.6 BDL BDL BDL BDL BDL BDL 182
9. 30.11.2011 30.1 15.9 5.0 10.9 6.1 BDL BDL BDL BDL BDL BDL 169
10. 01.12.2011 27.7 15.2 4.4 9.4 5.5 BDL BDL BDL BDL BDL BDL 152
Arithmetic Mean 30.7 16.4 5.2 10.7 6.3 BDL BDL BDL BDL BDL BDL 169 Maximum 33.2 18.5 5.8 11.5 6.8 BDL BDL BDL BDL BDL BDL 184 Minimum 27.7 14.6 4.4 9.4 5.5 BDL BDL BDL BDL BDL BDL 152 Percentile Values 50th percentile 30.5 16.1 5.2 10.9 6.4 BDL BDL BDL BDL BDL BDL 169 98th percentile 33.1 18.4 5.8 11.5 6.8 BDL BDL BDL BDL BDL BDL 183
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 24
DETAILS OF AMBIENT AIR QUALITY NAME OF PROJECT : M/s VS Lignite Power Pvt Ltd
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Deh Village – A8
Latitudes and Longitudes : 270 54’11.6” N, 720 54’32.6” E Mean Sea Level in Metres : 270
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 CO, and C6H6) are expressed in µg/m3, and Concentrations (As, Ni and BaP) are expressed in ng/m3.
� TABLE‐8
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO ug/m3
1. 31.10.2011 32.4 17.8 5.3 10.1 6.8 BDL BDL BDL BDL BDL BDL 178 2. 01.11.2011 34.8 18.2 5.9 10.8 7.3 BDL BDL BDL BDL BDL BDL 189 3. 07.11.2011 30.5 16.1 5.1 09.7 6.5 BDL BDL BDL BDL BDL BDL 165 4. 08.11.2011 31.4 17.4 5.4 10.3 6.7 BDL BDL BDL BDL BDL BDL 171 5. 14.11.2011 29.8 15.9 5.0 09.6 6.3 BDL BDL BDL BDL BDL BDL 167 6. 15.11.2011 33.3 17.9 5.6 10.5 6.9 BDL BDL BDL BDL BDL BDL 183 7. 21.11.2011 28.7 16.4 4.9 09.2 6.1 BDL BDL BDL BDL BDL BDL 164 8. 22.11.2011 32.6 17.2 5.1 10.3 6.4 BDL BDL BDL BDL BDL BDL 191 9. 28.11.2011 27.4 15.4 4.6 09.1 6.0 BDL BDL BDL BDL BDL BDL 165 10. 29.11.2011 31.8 17.2 5.5 10.4 6.8 BDL BDL BDL BDL BDL BDL 163
Arithmetic Mean 31.3 17.0 5.2 10.0 6.6 BDL BDL BDL BDL BDL BDL 174 Maximum 34.8 18.2 5.9 10.8 7.3 BDL BDL BDL BDL BDL BDL 191 Minimum 27.4 15.4 4.6 9.1 6.0 BDL BDL BDL BDL BDL BDL 163 Percentile Values 50th percentile 31.6 17.2 5.2 10.2 6.6 BDL BDL BDL BDL BDL BDL 169 98th percentile 34.5 18.1 5.8 10.7 7.2 BDL BDL BDL BDL BDL BDL 191
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 25
Noise Monitoring
Noise Monitoring – Inside the Premises.
The spot noise levels observed inside the premises at locations is given in Table‐9, Date of Monitoring 16.11.2011 to 18.11.2011
TABLE‐9
INDUSTRIAL NOISE LEVELS‐INSIDE THE PREMISES
Sr.No Code Location Noise Level Leq[dB(A)]
1. N1 Mine Office 65.9
2. N2 Power Plant 72.3
3. N3 Mine View Point 65.1
Noise Monitoring – Outside the premises. The statistical analysis is done for measured noise levels at four locations in the study area. The parameters are analyzed for Lday, Lnight, and Ldn, The statistical analysis results are given in TABLE‐10. Date of Monitoring 21.11.2011 to 25.11.2011
TABLE‐10 AMBIENT NOISE LEVELS IN THE STUDY AREA
All the values are given in dB(A) Sr.No Code Location Lday Lnight Ldn
1. N4 Rasemadaniya 52.6 39.6 47.52. N5 Gurha Village 53.4 44.5 49.33. N6 Sankhala ki basti 50.0 40.5 46.44. N7 Deh 52.9 43.8 48.05. N8 Madh 52.6 42.6 49.3
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 26
Ground Water Quality Six Ground water samples inside 10 km radius Mine Area was collected and analyzed. The analytical results are given in TABLE‐11 to TABLE‐13
TABLE‐11 GROUND WATER QUALITY
Ground Water Test Results as per IS 10500 Date of Sample Collection: 05.11.2011
Sr.No.
Parameter
Requirement Desirable Limits
Permissible Limits in the Absence of Alternate Source
Units GW1
Deh Bore Water
GW2
Madh Bore Water
1. pH 6.5 – 8.5 NR ‐ 7.63 7.36 2. Turbidity (NTU) 5 10 NTU 2.20 2.20 3. Total Dissolve solids 500 2000 mg/L 3124 2526 4. Dissolved Oxygen ‐ ‐ mg/L 3.00 2.90 5. Total Suspended Solids Nil Nil mg/L Nil Nil 6. Total Hardness as CaCO3 300 600 mg/L 352 432 7. Residual Chlorine 0.2 ‐ mg/L < 0.1 < 0.1 8. Chloride as Cl 250 1000 mg/L 796 982 9. Sulphate as SO4 200 400 mg/L 329 339 10. Copper as Cu 0.05 1.5 mg/L 0.20 0.18 11. Iron as Fe 0.3 1.0 mg/L 0.14 0.16 12. Chromium as Cr6+ 0.05 NR mg/L 0.02 0.02 13. Zinc as Zn 5 15 mg/L 1.09 1.09 14. Phosphates as PO4 ‐ ‐ mg/L 0.06 0.09 15. Chemical oxygen Demand ‐ ‐ mg/L 04 05 16. Biochemical Oxygen Demand
(3 days 270C) ‐ ‐ mg/L <03 <03
17. Oil & Grease Nil Nil mg/L < 0.01 < 0.01 Note: NR= No Relaxation.
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 27
TABLE‐12
Ground Water Test Results as per IS 10500 Date of Sample Collection: 05.11.2011
Sr.No.
Parameter
Requirement (Desirable Limits)
Permissible Limits in the Absence of Alternate Source
Units
GW3
Sanhhalaki basti Bore Water
GW4
Rasemadaniya Bore Water
1. pH 6.5 – 8.5 NR ‐ 7.96 7.54 2. Turbidity (NTU) 5 10 NTU 2.00 2.00 3. Total Dissolve solids 500 2000 mg/L 2408 3262 4. Dissolved Oxygen ‐ ‐ mg/L 3.90 4.20 5. Total Suspended Solids Nil Nil mg/L Nil Nil 6. Total Hardness as CaCO3 300 600 mg/L 264 680 7. Residual Chlorine 0.2 ‐ mg/L < 0.1 < 0.1 8. Chloride as Cl 250 1000 mg/L 816.2 1236 9. Sulphate as SO4 200 400 mg/L 386 436 10. Copper as Cu 0.05 1.5 mg/L 0.20 0.26 11. Iron as Fe 0.3 1.0 mg/L 0.18 0.38 12. Chromium as Cr6+ 0.05 NR mg/L 0.02 0.02 13. Zinc as Zn 5 15 mg/L 1.06 1.98 14. Phosphates as PO4 ‐ ‐ mg/L 0.11 0.36 15. Chemical Oxygen Demand ‐ ‐ mg/L 04 04 16. Biochemical Oxygen Demand
(3 days 270C) ‐ ‐ mg/L <03 <03
17. Oil & Grease Nil Nil mg/L < 0.01 < 0.01 Note: NR= No Relaxation.
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 28
TABLE‐13 Ground Water Test Results as per IS 10500
Date of Sample Collection: 05.11.2011
Sr.No.
Parameter
Requirement (Desirable Limits)
Permissible Limits in the Absence of Alternate Source
Units
GW5
Power Plant Bore Water
GW6
Gurha Bore Water
1. pH 6.5 – 8.5 NR ‐ 7.39 7.64 2. Turbidity (NTU) 5 10 NTU 2.10 2.30 3. Total Dissolve solids 500 2000 mg/L 4196 3292 4. Dissolved Oxygen ‐ ‐ mg/L 3.60 3.50 5. Total Suspended Solids Nil Nil mg/L Nil Nil 6. Total Hardness as CaCO3 300 600 mg/L 804 784 7. Residual Chlorine 0.2 ‐ mg/L < 0.1 < 0.1 8. Chloride as Cl 250 1000 mg/L 1956 1376 9. Sulphate as SO4 200 400 mg/L 952 672 10. Copper as Cu 0.05 1.5 mg/L 1.04 0.39 11. Iron as Fe 0.3 1.0 mg/L 0.26 0.21 12. Chromium as Cr6+ 0.05 NR mg/L 0.04 0.03 13. Zinc as Zn 5 15 mg/L 2.46 1.82 14. Phosphates as PO4 ‐ ‐ mg/L 0.29 0.24 15. Chemical Oxygen Demand ‐ ‐ mg/L 04 03 16. Biochemical Oxygen Demand
(3 days 270C) ‐ ‐ mg/L <03 <03
17. Oil & Grease Nil Nil mg/L < 0.01 < 0.01 Note: NR= NO Relaxation.
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 29
Surface Water Quality Two surface Water samples inside 10 km radius Mine area was collected and analyzed. The analytical results are given in TABLE‐14.
TABLE‐14 SURFACE WATER
Date of Sample Collection: 05.11.2011
Sr.No
Parameter Units IS:2296
Limits
SW1 Chakdadar talab
SW2 Jogera Talab
Water 1. pH ‐ 6.5 – 8.5 8.29 8.16 2. Total Dissolved Solids mg/L 1500 142 172 3. Dissolved Oxygen mg/L 4 min 4.50 4.70 4. Total Suspended Solids mg/L ‐ 24 16 5. Total Hardness mg/L ‐ 40 56 6. Chloride as Cl mg/L 600 14.1 21.9 7. Sulphate as SO4
‐‐ mg/L 400 13.9 17.6 8. Residual Chlorine mg/L ‐ < 0.1 < 0.1 9. Iron as Fe mg/L ‐ 0.22 0.18 10. Chromium as Cr mg/L 50 < 0.004 < 0.004 12. Copper as Cu mg/L 0.1 < 0.001 < 0.001 12. Zinc as Zn mg/L 1.5 < 0.01 < 0.01 13. Phosphates as PO4 mg/L 15 < 0.01 < 0.01 14. Chemical oxygen Demand mg/L ‐ < 5 < 5 15. Biochemical Oxygen Demand
( 3 days at 27oC) mg/L 3 < 3 < 3
16. Oil and grease mg/L 0.1 < 0.1 < 0.1
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Environmental Monitoring Report December, 2011 Ambient Air Quality Monitoring
The Ambient Air Quality has been monitored at eight locations covering both inside the Plant premises area and out side the Plant area. The table showing Ambient Air Quality results is present in Table 1 to Table 8 respectively.
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Mine Lease Area at Camp–A1
Latitudes and Longitudes : 270 52’31.4” N, 720 51’25.9” E Mean Sea Level in Metres : 220
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3.
TABLE‐1
30
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3
BaPng/m3
CO ug/m3
1. 05.12.2011 38.2 19.4 6.1 13.2 7.3 BDL BDL BDL BDL BDL BDL 424 2. 06.12.2011 36.2 17.2 5.6 12.1 6.2 BDL BDL BDL BDL BDL BDL 353 3. 12.12.2011 40.1 20.4 5.0 11.7 5.7 BDL BDL BDL BDL BDL BDL 341 4. 13.12.2011 36.8 18.5 5.8 12.3 7.1 BDL BDL BDL BDL BDL BDL 389 5. 19.12.2011 33.5 16.3 5.4 12.6 6.6 BDL BDL BDL BDL BDL BDL 362 6. 20.12.2011 35.2 17.8 5.9 13.0 6.9 BDL BDL BDL BDL BDL BDL 392 7. 26.12.2011 34.5 17.2 5.3 11.6 6.4 BDL BDL BDL BDL BDL BDL 340 8. 27.12.2011 37.4 18.3 5.6 12.4 6.8 BDL BDL BDL BDL BDL BDL 371
Arithmetic Mean 36.5 18.1 5.6 12.4 6.6 BDL BDL BDL BDL BDL BDL 371 Maximum 40.1 20.4 6.1 13.2 7.3 BDL BDL BDL BDL BDL BDL 424 Minimum 33.5 16.3 5.0 11.6 5.7 BDL BDL BDL BDL BDL BDL 340 Percentile Values 50th percentile 36.5 18.1 5.6 12.4 6.7 BDL BDL BDL BDL BDL BDL 367 98th percentile 39.8 20.3 6.1 13.2 7.3 BDL BDL BDL BDL BDL BDL 410
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 31
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Gurha Village –A2
Latitudes and Longitudes : 270 52’52.9” N, 720 51’43.8” E Mean Sea Level in Metres : 228
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3.
TABLE-2
S.No Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3
BaPng/m3
CO ugg/m3
1. 07.12.2011 34.4 17.3 5.2 11.3 5.6 BDL BDL BDL BDL BDL BDL 204 2. 08.12.2011 32.2 16.2 4.8 13.4 5.7 BDL BDL BDL BDL BDL BDL 189 3. 14.12.2011 36.6 18.9 5.7 12.9 6.3 BDL BDL BDL BDL BDL BDL 212 4. 15.12.2011 34.1 17.0 5.1 13.8 5.8 BDL BDL BDL BDL BDL BDL 195 5. 21.12.2011 38.3 19.2 6.5 12.6 6.6 BDL BDL BDL BDL BDL BDL 229 6. 22.12.2011 34.2 17.3 5.4 11.6 5.9 BDL BDL BDL BDL BDL BDL 210 7. 28.12.2011 35.8 17.8 5.0 12.4 6.0 BDL BDL BDL BDL BDL BDL 193 8. 29.12.2011 32.6 16.1 4.9 13.2 5.7 BDL BDL BDL BDL BDL BDL 172
Arithmetic Mean 34.8 17.5 5.3 12.7 6.0 BDL BDL BDL BDL BDL BDL 201 Maximum 38.3 19.2 6.5 13.8 6.6 BDL BDL BDL BDL BDL BDL 229 Minimum 32.2 16.1 4.8 11.3 5.6 BDL BDL BDL BDL BDL BDL 172 Percentile Values 50th percentile 34.3 17.3 5.2 12.8 5.9 BDL BDL BDL BDL BDL BDL 199
98th percentile 38.1 19.2 6.4 13.7 6.6 BDL BDL BDL BDL BDL BDL 227
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 32
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s: Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Mine Lease Area at Rasemadaniya –A3
Latitudes and Longitudes : 270 52’37.2” N, 720 50’37.3” E Mean Sea Level in Metres : 223
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3.
TABLE-3
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO ug/m3
1. 05.12.2011 31.4 15.9 4.9 09.6 5.5 BDL BDL BDL BDL BDL BDL 159 2. 06.12.2011 33.8 16.5 5.3 10.8 6.1 BDL BDL BDL BDL BDL BDL 173 3. 12.12.2011 35.2 17.9 5.6 11.0 6.3 BDL BDL BDL BDL BDL BDL 185 4. 13.12.2011 30.4 15.2 4.7 09.3 5.2 BDL BDL BDL BDL BDL BDL 152 5. 19.12.2011 32.6 16.4 5.1 10.2 5.8 BDL BDL BDL BDL BDL BDL 167 6. 20.12.2011 31.9 15.6 4.8 09.9 5.6 BDL BDL BDL BDL BDL BDL 154 7. 26.12.2011 29.4 14.5 4.5 09.1 4.8 BDL BDL BDL BDL BDL BDL 150 8. 27.12.2011 33.2 16.2 5.6 10.6 5.9 BDL BDL BDL BDL BDL BDL 170
Arithmetic Mean 32.2 16.0 5.1 10.1 5.7 BDL BDL BDL BDL BDL BDL 164 Maximum 35.2 17.9 5.6 11.0 6.3 BDL BDL BDL BDL BDL BDL 185 Minimum 29.4 14.5 4.5 9.1 4.8 BDL BDL BDL BDL BDL BDL 150 Percentile Values 50th percentile 32.3 16.1 5.0 10.1 5.7 BDL BDL BDL BDL BDL BDL 163 98th percentile 35.0 17.7 5.6 11.0 6.3 BDL BDL BDL BDL BDL BDL 183
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 33
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Power Plant (Chemical Building) –A4
Latitudes and Longitudes : 270 51’21.9” N, 720 51’35.4” E Mean Sea Level in Metres : 226
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3.
TABLE-4
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO ug/m3
1. 05.12.2011 55.3 27.5 8.2 16.9 7.8 BDL BDL BDL BDL BDL BDL 746 2. 06.12.2011 53.2 26.8 7.8 16.7 7.3 BDL BDL BDL BDL BDL BDL 720 3. 12.12.2011 51.0 25.9 7.4 16.2 7.0 BDL BDL BDL BDL BDL BDL 708 4. 13.12.2011 54.8 27.2 8.0 16.8 7.5 BDL BDL BDL BDL BDL BDL 737 5. 19.12.2011 52.7 26.1 7.6 16.2 7.4 BDL BDL BDL BDL BDL BDL 716 6. 20.12.2011 56.5 28.3 8.5 15.8 8.2 BDL BDL BDL BDL BDL BDL 769 7. 26.12.2011 53.8 26.9 7.7 16.5 7.7 BDL BDL BDL BDL BDL BDL 729 8. 27.12.2011 57.6 29.0 8.9 17.3 8.5 BDL BDL BDL BDL BDL BDL 788
Arithmetic Mean 54.4 27.2 8.0 16.6 7.7 BDL BDL BDL BDL BDL BDL 739 Maximum 57.6 29.0 8.9 17.3 8.5 BDL BDL BDL BDL BDL BDL 788 Minimum 51.0 25.9 7.4 15.8 7.0 BDL BDL BDL BDL BDL BDL 708 Percentile Values 50th percentile 54.3 27.1 7.9 16.6 7.6 BDL BDL BDL BDL BDL BDL 733
98th percentile 57.4 28.9 8.8 17.2 8.5 BDL BDL BDL BDL BDL BDL 785
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 34
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s: Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Sankhala Ki basti Village –A5
Latitudes and Longitudes : 270 51’21.2” N, 720 52’35.4” E Mean Sea Level in Metres : 215
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3.
TABLE-5
�������������
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
COug/m3
1. 07.12.2011 32.5 16.5 5.6 11.3 6.4 BDL BDL BDL BDL BDL BDL 245 2. 08.12.2011 35.3 17.3 6.1 11.9 6.9 BDL BDL BDL BDL BDL BDL 268 3. 14.12.2011 31.7 15.8 5.3 10.8 6.0 BDL BDL BDL BDL BDL BDL 232 4. 15.12.2011 36.8 18.3 6.4 12.2 7.1 BDL BDL BDL BDL BDL BDL 284 5. 21.12.2011 31.0 15.1 5.2 10.6 6.2 BDL BDL BDL BDL BDL BDL 241 6. 22.12.2011 33.6 17.0 5.7 11.5 6.6 BDL BDL BDL BDL BDL BDL 264 7. 28.12.2011 35.9 18.1 6.2 12.0 7.0 BDL BDL BDL BDL BDL BDL 273 8. 29.12.2011 33.5 16.9 5.9 11.7 6.5 BDL BDL BDL BDL BDL BDL 270
Arithmetic Mean 33.8 16.9 5.8 11.5 6.6 BDL BDL BDL BDL BDL BDL 260 Maximum 36.8 18.3 6.4 12.2 7.1 BDL BDL BDL BDL BDL BDL 284 Minimum 31.0 15.1 5.2 10.6 6.0 BDL BDL BDL BDL BDL BDL 232 Percentile Values 50th percentile 33.6 17.0 5.8 11.6 6.6 BDL BDL BDL BDL BDL BDL 266 98th percentile 36.7 18.3 6.4 12.2 7.1 BDL BDL BDL BDL BDL BDL 282
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 35
DETAILS OF AMBIENT AIR QUALITY NAME OF PROJECT : M/s: Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Madh Village –A6
Latitudes and Longitudes : 270 51’07.3” N, 720 55’53.0” E Mean Sea Level in Metres : 227
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3.
TABLE-6
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO ug/m3
1. 07.12.2011 31.3 15.8 5.3 10.4 5.8 BDL BDL BDL BDL BDL DL 164 2. 08.12.2011 33.4 17.1 5.7 10.6 6.2 BDL BDL BDL BDL BDL BDL 171 3. 14.12.2011 38.1 18.6 6.2 11.8 6.7 BDL BDL BDL BDL BDL BDL 198 4. 15.12.2011 35.4 17.6 5.9 11.0 6.5 BDL BDL BDL BDL BDL BDL 175 5. 21.12.2011 34.8 17.0 5.6 10.6 6.3 BDL BDL BDL BDL BDL BDL 152 6. 22.12.2011 32.6 16.2 5.4 10.4 5.9 BDL BDL BDL BDL BDL BDL 145 7. 28.12.2011 36.2 18.9 5.8 10.7 6.1 BDL BDL BDL BDL BDL BDL 163 8. 29.12.2011 30.1 15.3 5.1 10.3 5.5 BDL BDL BDL BDL BDL BDL 142
Arithmetic Mean 34.0 17.1 5.6 10.7 6.1 BDL BDL BDL BDL BDL BDL 164 Maximum 38.1 18.9 6.2 11.8 6.7 BDL BDL BDL BDL BDL BDL 198 Minimum 30.1 15.3 5.1 10.3 5.5 BDL BDL BDL BDL BDL BDL 142 Percentile Values 50th percentile 34.1 17.1 5.7 10.6 6.2 BDL BDL BDL BDL BDL BDL 164 98th percentile 37.8 18.9 6.2 11.7 6.7 BDL BDL BDL BDL BDL BDL 195
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 36
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Chakdadar Village‐A7
Latitudes and Longitudes : 270 52’18.3” N, 720 48’19.9” E Mean Sea Level in Metres : 207
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3.
TABLE‐7
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO ug/m3
1. 07.12.2011 30.1 15.4 5.1 10.4 5.8 BDL BDL BDL BDL BDL BDL 152
2. 08.12.2011 28.6 14.1 4.7 09.6 5.3 BDL BDL BDL BDL BDL BDL 141
3. 14.12.2011 33.4 16.8 5.4 11.2 6.4 BDL BDL BDL BDL BDL BDL 175
4. 15.12.2011 32.3 16.1 5.0 10.8 6.2 BDL BDL BDL BDL BDL BDL 162
5. 21.12.2011 31.0 15.6 5.3 10.6 6.0 BDL BDL BDL BDL BDL BDL 156
6. 22.12.2011 34.2 17.4 5.6 11.5 6.5 BDL BDL BDL BDL BDL BDL 189
7. 28.12.2011 28.4 14.6 4.6 09.5 5.4 BDL BDL BDL BDL BDL BDL 132
8. 29.12.2011 33.1 16.8 5.3 10.4 6.2 BDL BDL BDL BDL BDL BDL 179
Arithmetic Mean 31.4 15.9 5.1 10.5 6.0 BDL BDL BDL BDL BDL BDL 161 Maximum 34.2 17.4 5.6 11.5 6.5 BDL BDL BDL BDL BDL BDL 189 Minimum 28.4 14.1 4.6 9.5 5.3 BDL BDL BDL BDL BDL BDL 132 Percentile Values 50th percentile 31.7 15.9 5.2 10.5 6.1 BDL BDL BDL BDL BDL BDL 159 98th percentile 34.1 17.3 5.6 11.5 6.5 BDL BDL BDL BDL BDL BDL 188
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 37
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s: Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Deh Village – A8
Latitudes and Longitudes : 270 54’11.6” N, 720 54’32.6” E Mean Sea Level in Metres : 270
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3.
� TABLE‐8
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO ug/m3
1. 05.12.2011 35.1 17.2 5.8 11.1 6.5 BDL BDL BDL BDL BDL BDL 181 2. 06.12.2011 32.9 16.4 5.1 10.5 5.8 BDL BDL BDL BDL BDL BDL 165 3. 12.12.2011 34.5 17.0 5.6 10.8 6.2 BDL BDL BDL BDL BDL BDL 170 4. 13.12.2011 36.4 18.4 6.0 11.3 6.8 BDL BDL BDL BDL BDL BDL 192 5. 19.12.2011 31.0 15.2 5.2 10.2 5.6 BDL BDL BDL BDL BDL BDL 154 6. 20.12.2011 32.8 16.4 5.3 10.3 5.7 BDL BDL BDL BDL BDL BDL 165 7. 26.12.2011 30.2 15.3 5.0 09.8 5.4 BDL BDL BDL BDL BDL BDL 143 8. 27.12.2011 29.6 14.8 4.9 09.6 5.1 BDL BDL BDL BDL BDL BDL 138
Arithmetic Mean 32.8 16.3 5.4 10.5 5.9 BDL BDL BDL BDL BDL BDL 164 Maximum 36.4 18.4 6.0 11.3 6.8 BDL BDL BDL BDL BDL BDL 192 Minimum 29.6 14.8 4.9 9.6 5.1 BDL BDL BDL BDL BDL BDL 138 Percentile Values 50th percentile 32.9 16.4 5.3 10.4 5.8 BDL BDL BDL BDL BDL BDL 165 98th percentile 36.2 18.2 6.0 11.3 6.8 BDL BDL BDL BDL BDL BDL 190
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 38
Noise Monitoring
Noise Monitoring – Inside the Premises.
The spot noise levels observed inside the premises at locations is given in Table‐9, Date of Monitoring 08.12.2011 to 10.12.2011.
TABLE‐9
INDUSTRIAL NOISE LEVELS‐INSIDE THE PREMISES
Sr.No Code Location Noise Level Leq[dB(A)]
1. N1 Mine Office 63.2
2. N2 Power Plant 70.1
3. N3 Mine View Point 61.5
Noise Monitoring – Outside the premises. The statistical analysis is done for measured noise levels at four locations in the study area. The parameters are analyzed for Lday, Lnight, and Ldn, The statistical analysis results are given in TABLE‐10 Date of Monitoring 13.12.2011 to 17.12.2011. .
TABLE‐10
AMBIENT NOISE LEVELS IN THE STUDY AREA All the values are given in dB(A) Sr.No Code Location Lday Lnight Ldn
1. N4 Rasemadaniya 50.5 38.9 45.22. N5 Gurha Village 51.6 41.3 46.93. N6 Sankhala ki basti 52.3 43.4 47.54. N7 Deh 51.9 42.8 46.95. N8 Madh 53.4 40.1 48.1
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 39
Ground Water Quality Six Ground water samples inside 10 km radius Mine Area was collected and analyzed. The analytical results are given in TABLE‐11 to TABLE‐13
TABLE‐11 GROUND WATER QUALITY
Ground Water Test Results as per IS 10500 Date of Sample Collection: 22.12.2011
Sr.No.
Parameter
Requirement Desirable Limits
Permissible Limits in the Absence of Alternate Source
Units GW1
Deh Bore Water
GW2
Madh Bore Water
1. pH 6.5 – 8.5 NR ‐ 7.62 7.23 2. Turbidity (NTU) 5 10 NTU 2.00 2.00 3. Total Dissolve solids 500 2000 mg/L 3262 2456 4. Dissolved Oxygen ‐ ‐ mg/L 3.00 2.60 5. Total Suspended Solids Nil Nil mg/L Nil Nil 6. Total Hardness as CaCO3 300 600 mg/L 366 416 7. Residual Chlorine 0.2 ‐ mg/L < 0.1 < 0.1 8. Chloride as Cl 250 1000 mg/L 806 972 9. Sulphate as SO4 200 400 mg/L 337 323 10. Copper as Cu 0.05 1.5 mg/L 0.22 0.14 11. Iron as Fe 0.3 1.0 mg/L 0.16 0.12 12. Chromium as Cr6+ 0.05 NR mg/L 0.02 0.02 13. Zinc as Zn 5 15 mg/L 1.09 0.92 14. Phosphates as PO4 ‐ ‐ mg/L 0.04 0.04 15. Chemical oxygen Demand ‐ ‐ mg/L 03 03 16. Biochemical Oxygen Demand
(3 days 270C) ‐ ‐ mg/L <03 <03
17. Oil & Grease Nil Nil mg/L < 0.01 < 0.01 Note: NR= No Relaxation.
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 40
TABLE‐12
Ground Water Test Results as per IS 10500 Date of Sample Collection: 22.12.2011
Sr.No.
Parameter
Requirement (Desirable Limits)
Permissible Limits in the Absence of Alternate Source
Units
GW3
Sanhhalaki basti Bore Water
GW4
Rasemadaniya Bore Water
1. pH 6.5 – 8.5 NR ‐ 7.62 7.46 2. Turbidity (NTU) 5 10 NTU 2.00 1.90 3. Total Dissolve solids 500 2000 mg/L 2326 3164 4. Dissolved Oxygen ‐ ‐ mg/L 2.60 2.20 5. Total Suspended Solids Nil Nil mg/L Nil Nil 6. Total Hardness as CaCO3 300 600 mg/L 250 654 7. Residual Chlorine 0.2 ‐ mg/L < 0.1 < 0.1 8. Chloride as Cl 250 1000 mg/L 812.1 1164 9. Sulphate as SO4 200 400 mg/L 372.5 409 10. Copper as Cu 0.05 1.5 mg/L 0.16 0.21 11. Iron as Fe 0.3 1.0 mg/L 0.12 0.29 12. Chromium as Cr6+ 0.05 NR mg/L 0.02 0.02 13. Zinc as Zn 5 15 mg/L 1.00 1.21 14. Phosphates as PO4 ‐ ‐ mg/L 0.08 0.26 15. Chemical Oxygen Demand ‐ ‐ mg/L 03 03 16. Biochemical Oxygen Demand
(3 days 270C) ‐ ‐ mg/L <03 <03
17. Oil & Grease Nil Nil mg/L < 0.01 < 0.01 Note: NR= No Relaxation.
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 41
TABLE‐13
Ground Water Test Results as per IS 10500 Date of Sample Collection: 22.12.2011
Sr.No.
Parameter
Requirement (Desirable Limits)
Permissible Limits in the Absence of Alternate Source
Units
GW5
Power Plant Bore Water
GW6
Gurha Bore Water
1. pH 6.5 – 8.5 NR ‐ 7.29 7.26 2. Turbidity (NTU) 5 10 NTU 2.00 2.00 3. Total Dissolve solids 500 2000 mg/L 4072 3168 4. Dissolved Oxygen ‐ ‐ mg/L 2.0 1.6 5. Total Suspended Solids Nil Nil mg/L Nil Nil 6. Total Hardness as CaCO3 300 600 mg/L 786 752 7. Residual Chlorine 0.2 ‐ mg/L < 0.1 < 0.1 8. Chloride as Cl 250 1000 mg/L 1872 1212 9. Sulphate as SO4 200 400 mg/L 812 624 10. Copper as Cu 0.05 1.5 mg/L 0.86 0.24 11. Iron as Fe 0.3 1.0 mg/L 0.16 0.12 12. Chromium as Cr6+ 0.05 NR mg/L 0.02 0.03 13. Zinc as Zn 5 15 mg/L 2.02 1.62 14. Phosphates as PO4 ‐ ‐ mg/L 0.26 0.12 15. Chemical Oxygen Demand ‐ ‐ mg/L 03 03 16. Biochemical Oxygen Demand
(3 days 270C) ‐ ‐ mg/L <03 <03
17. Oil & Grease Nil Nil mg/L < 0.01 < 0.01 Note: NR= NO Relaxation.
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of VS Lignite Power Private Limited
Vison Labs, Hyderabad. 42
Surface Water Quality Two surface Water samples inside 10 km radius Mine area was collected and analyzed. The analytical results are given in TABLE‐14.
TABLE‐14 SURFACE WATER
Date of Sample Collection: 22.12.2011 Sr.No
Parameter Units IS:2296
Limits
SW1 Chakdadar talab
SW2Jogera Talab
Water
1. pH ‐ 6.5 – 8.5 8.26 8.08 2. Total Dissolved Solids mg/L 1500 154 188 3. Dissolved Oxygen mg/L 4 min 4.90 4.90 4. Total Suspended Solids mg/L ‐ 18 12 5. Total Hardness mg/L ‐ 48 62 6. Chloride as Cl mg/L 600 16.2 20.6 7. Sulphate as SO4
‐‐ mg/L 400 11.3 16.2 8. Residual Chlorine mg/L ‐ < 0.1 < 0.1 9. Iron as Fe mg/L ‐ 0.18 0.14 10. Chromium as Cr mg/L 50 < 0.004 < 0.004 12. Copper as Cu mg/L 0.1 < 0.001 < 0.001 12. Zinc as Zn mg/L 1.5 < 0.01 < 0.01 13. Phosphates as PO4 mg/L 15 < 0.01 < 0.01 14. Chemical oxygen Demand mg/L ‐ < 5 < 5 15. Biochemical Oxygen Demand
( 3 days at 27oC) mg/L 3 < 3 < 3
16. Oil and grease mg/L 0.1 < 0.1 < 0.1
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
Environmental Monitoring Report January, 2012
Ambient Air Quality Monitoring
The Ambient Air Quality has been monitored at eight locations covering both inside the Plant premises area and out side the Plant area. The table showing Ambient Air Quality results is present in Table 1 to Table 8 respectively.
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Mine Lease Area at Camp–A1
Latitudes and Longitudes : 270 52’31.4” N, 720 51’25.9” E Mean Sea Level in Metres : 220
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
TABLE‐1
43
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3
BaPng/m3
CO mg/m3
1. 02.01.2012 34.2 17.5 5.7 12.8 6.5 BDL BDL BDL BDL BDL BDL
383
2. 03.01.2012 31.0 15.6 4.8 12.2 5.7 BDL BDL BDL BDL BDL BDL 362 3. 09.01.2012 32.3 16.4 5.1 12.6 5.9 BDL BDL BDL BDL BDL BDL 375 4. 10.01.2012 35.8 17.9 5.9 13.2 6.8 BDL BDL BDL BDL BDL BDL 393 5. 16.01.2012 31.4 15.8 4.8 11.8 5.9 BDL BDL BDL BDL BDL BDL 353 6. 17.01.2012 30.3 15.1 4.5 11.3 5.4 BDL BDL BDL BDL BDL BDL 346 7. 23.01.2012 36.8 18.2 5.7 13.7 6.9 BDL BDL BDL BDL BDL BDL 401 8. 24.01.2012 34.5 17.8 5.2 12.3 6.5 BDL BDL BDL BDL BDL BDL 379
Arithmetic Mean 33.3 16.8 5.2 12.5 6.2 BDL BDL BDL BDL BDL BDL 374 Maximum 36.8 18.2 5.9 13.7 6.9 BDL BDL BDL BDL BDL BDL 401 Minimum 30.3 15.1 4.5 11.3 5.4 BDL BDL BDL BDL BDL BDL 346 Percentile Values 50th percentile 33.3 17.0 5.2 12.5 6.2 BDL BDL BDL BDL BDL BDL 377 98th percentile 36.7 18.2 5.9 13.6 6.9 BDL BDL BDL BDL BDL BDL 400
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
Vison Labs, Hyderabad. 44
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Gurha Village –A2
Latitudes and Longitudes : 270 52’52.9” N, 720 51’43.8” E Mean Sea Level in Metres : 228
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
TABLE-2
S.No Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3
BaPng/m3
CO mgg/m3
1. 04.01.2012 30.2 15.6 4.9 10.8 5.3 BDL BDL BDL BDL BDL BDL 186 2. 05.01.2012 29.8 15.0 4.7 10.6 5.0 BDL BDL BDL BDL BDL BDL 175 3. 11.01.2012 32.1 16.5 5.2 11.9 5.7 BDL BDL BDL BDL BDL BDL 198 4. 12.01.2012 33.5 16.9 5.5 11.5 6.1 BDL BDL BDL BDL BDL BDL 205 5. 18.01.2012 31.2 15.8 5.1 11.2 5.4 BDL BDL BDL BDL BDL BDL 192 6. 19.01.2012 36.4 18.7 5.8 12.1 6.6 BDL BDL BDL BDL BDL BDL 216 7. 25.01.2012 32.3 16.4 5.3 11.3 5.9 BDL BDL BDL BDL BDL BDL 189 8. 26.01.2012 34.8 17.3 5.6 12.4 6.2 BDL BDL BDL BDL BDL BDL 210
Arithmetic Mean 32.5 16.5 5.3 11.5 5.8 BDL BDL BDL BDL BDL BDL 196 Maximum 36.4 18.7 5.8 12.4 6.6 BDL BDL BDL BDL BDL BDL 216 Minimum 29.8 15.0 4.7 10.6 5.0 BDL BDL BDL BDL BDL BDL 175 Percentile Values 50th percentile 32.2 16.5 5.3 11.4 5.8 BDL BDL BDL BDL BDL BDL 195
98th percentile 36.2 18.5 5.8 12.4 6.5 BDL BDL BDL BDL BDL BDL 215
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
Vison Labs, Hyderabad. 45
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Mine Lease Area at Rasemadaniya –A3
Latitudes and Longitudes : 270 52’37.2” N, 720 50’37.3” E Mean Sea Level in Metres : 223
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
TABLE-3
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO mg/m3
1. 02.01.2012 29.5 14.8 4.8 09.3 5.5 BDL BDL BDL BDL BDL BDL 151 2. 03.01.2012 27.8 13.9 4.4 09.1 5.2 BDL BDL BDL BDL BDL BDL 146 3. 09.01.2012 31.2 16.5 5.2 10.5 5.8 BDL BDL BDL BDL BDL BDL 159 4. 10.01.2012 28.4 14.3 4.2 08.9 5.3 BDL BDL BDL BDL BDL BDL 152 5. 16.01.2012 30.4 15.1 5.0 10.1 5.6 BDL BDL BDL BDL BDL BDL 163 6. 17.01.2012 33.8 16.7 5.4 10.8 6.0 BDL BDL BDL BDL BDL BDL 176 7. 23.01.2012 28.2 14.6 4.3 09.0 5.4 BDL BDL BDL BDL BDL BDL 143 8. 24.01.2012 31.5 15.8 5.2 10.2 5.6 BDL BDL BDL BDL BDL BDL 168
Arithmetic Mean 30.1 15.2 4.8 9.7 5.6 BDL BDL BDL BDL BDL BDL 157 Maximum 33.8 16.7 5.4 10.8 6.0 BDL BDL BDL BDL BDL BDL 176 Minimum 27.8 13.9 4.2 8.9 5.2 BDL BDL BDL BDL BDL BDL 143 Percentile Values 50th percentile 30.0 15.0 4.9 9.7 5.6 BDL BDL BDL BDL BDL BDL 155 98th percentile 33.5 16.7 5.4 10.8 6.0 BDL BDL BDL BDL BDL BDL 175
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
Vison Labs, Hyderabad. 46
DETAILS OF AMBIENT AIR QUALITY NAME OF PROJECT : M/s Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Power Plant (Chemical Building) –A4
Latitudes and Longitudes : 270 51’21.9” N, 720 51’35.4” E Mean Sea Level in Metres : 226
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
TABLE-4
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO mg/m3
1. 02.01.2012 52.6 26.2 7.6 15.8 7.1 BDL BDL BDL BDL BDL BDL 680 2. 03.01.2012 55.4 27.6 7.9 16.5 7.5 BDL BDL BDL BDL BDL BDL 695 3. 09.01.2012 49.2 25.0 7.1 15.4 6.8 BDL BDL BDL BDL BDL BDL 663 4. 10.01.2012 48.2 24.3 6.9 15.1 6.6 BDL BDL BDL BDL BDL BDL 652 5. 16.01.2012 51.0 25.8 7.3 15.7 6.9 BDL BDL BDL BDL BDL BDL 672 6. 17.01.2012 54.2 27.3 7.7 16.2 7.3 BDL BDL BDL BDL BDL BDL 684 7. 23.01.2012 50.3 25.1 7.4 15.6 6.7 BDL BDL BDL BDL BDL BDL 670 8. 24.01.2012 53.4 26.5 7.6 16.1 7.2 BDL BDL BDL BDL BDL BDL 686
Arithmetic Mean 51.8 26.0 7.4 15.8 7.0 BDL BDL BDL BDL BDL BDL 675 Maximum 55.4 27.6 7.9 16.5 7.5 BDL BDL BDL BDL BDL BDL 695 Minimum 48.2 24.3 6.9 15.1 6.6 BDL BDL BDL BDL BDL BDL 652 Percentile Values 50th percentile 51.8 26.0 7.5 15.8 7.0 BDL BDL BDL BDL BDL BDL 676
98th percentile 55.2 27.6 7.9 16.5 7.5 BDL BDL BDL BDL BDL BDL 694
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
Vison Labs, Hyderabad. 47
DETAILS OF AMBIENT AIR QUALITY NAME OF PROJECT : M/s Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Sankhala Ki basti Village –A5
Latitudes and Longitudes : 270 51’21.2” N, 720 52’35.4” E Mean Sea Level in Metres : 215
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
TABLE-5
�������������
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
COmg/m3
1. 04.01.2012 33.4 16.8 5.2 10.8 6.2 BDL BDL BDL BDL BDL BDL 231 2. 05.01.2012 30.1 15.2 4.8 10.4 5.9 BDL BDL BDL BDL BDL BDL 201 3. 11.01.2012 28.6 14.6 4.3 10.1 5.7 BDL BDL BDL BDL BDL BDL 196 4. 12.01.2012 32.3 16.8 5.4 10.7 6.1 BDL BDL BDL BDL BDL BDL 224 5. 18.01.2012 33.2 17.0 5.6 11.0 6.4 BDL BDL BDL BDL BDL BDL 235 6. 19.01.2012 30.4 15.3 5.0 10.5 5.8 BDL BDL BDL BDL BDL BDL 204 7. 25.01.2012 29.6 14.9 4.7 10.3 5.6 BDL BDL BDL BDL BDL BDL 195 8. 26.01.2012 31.6 15.8 5.1 10.6 6.1 BDL BDL BDL BDL BDL BDL 210
Arithmetic Mean 31.2 15.8 5.0 10.6 6.0 BDL BDL BDL BDL BDL BDL 212 Maximum 33.4 17 5.6 11.0 6.4 BDL BDL BDL BDL BDL BDL 235 Minimum 28.6 14.6 4.3 10.1 5.6 BDL BDL BDL BDL BDL BDL 195 Percentile Values 50th percentile 31.0 15.6 5.1 10.6 6.0 BDL BDL BDL BDL BDL BDL 207 98th percentile 33.4 17.0 5.6 11.0 6.4 BDL BDL BDL BDL BDL BDL 234
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
Vison Labs, Hyderabad. 48
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Madh Village –A6
Latitudes and Longitudes : 270 51’07.3” N, 720 55’53.0” E Mean Sea Level in Metres : 227
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
TABLE-6
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO m g/m3
1. 04.01.2012 32.8 16.2 5.1 10.6 5.9 BDL BDL BDL BDL BDL DL 165 2. 05.01.2012 30.1 15.3 4.8 10.1 5.5 BDL BDL BDL BDL BDL BDL 158 3. 11.01.2012 29.4 14.8 4.6 09.5 5.1 BDL BDL BDL BDL BDL BDL 152 4. 12.01.2012 31.5 15.9 5.0 10.3 5.7 BDL BDL BDL BDL BDL BDL 164 5. 18.01.2012 33.4 17.0 5.4 10.7 6.0 BDL BDL BDL BDL BDL BDL 171 6. 19.01.2012 34.9 17.4 5.3 10.9 6.2 BDL BDL BDL BDL BDL BDL 178 7. 25.01.2012 30.8 15.2 5.2 10.2 5.6 BDL BDL BDL BDL BDL BDL 152 8. 26.01.2012 33.1 16.8 5.5 10.6 5.8 BDL BDL BDL BDL BDL BDL 176
Arithmetic Mean 32.0 16.1 5.2 10.4 5.7 BDL BDL BDL BDL BDL BDL 164 Maximum 34.9 17.4 5.3 10.9 6.2 BDL BDL BDL BDL BDL BDL 178 Minimum 29.4 14.8 4.6 9.5 5.1 BDL BDL BDL BDL BDL BDL 152 Percentile Values 50th percentile 32.2 16.1 5.2 10.5 5.8 BDL BDL BDL BDL BDL BDL 164 98th percentile 34.7 17.3 5.6 10.9 6.2 BDL BDL BDL BDL BDL BDL 178
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
Vison Labs, Hyderabad. 49
DETAILS OF AMBIENT AIR QUALITY NAME OF PROJECT : M/s Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Chakdadar Village‐A7
Latitudes and Longitudes : 270 52’18.3” N, 720 48’19.9” E Mean Sea Level in Metres : 207
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
TABLE‐7
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO mg/m3
1. 04.01.2012 26.9 13.8 4.1 09.1 4.9 BDL BDL BDL BDL BDL BDL 130
2. 05.01.2012 29.8 14.6 4.4 09.4 5.4 BDL BDL BDL BDL BDL BDL 148
3. 11.01.2012 31.2 15.9 4.9 10.3 5.7 BDL BDL BDL BDL BDL BDL 165
4. 12.01.2012 30.4 15.0 4.7 10.1 5.6 BDL BDL BDL BDL BDL BDL 154
5. 18.01.2012 29.4 14.8 4.3 09.6 5.3 BDL BDL BDL BDL BDL BDL 146
6. 19.01.2012 32.6 16.3 5.0 10.2 5.9 BDL BDL BDL BDL BDL BDL 171
7. 25.01.2012 30.1 15.2 4.5 10.0 5.4 BDL BDL BDL BDL BDL BDL 160
8. 26.01.2012 28.4 14.1 4.2 09.2 5.2 BDL BDL BDL BDL BDL BDL 142
Arithmetic Mean 29.9 15.0 4.5 9.7 5.4 BDL BDL BDL BDL BDL BDL 152 Maximum 32.6 16.3 5.0 10.3 5.9 BDL BDL BDL BDL BDL BDL 171 Minimum 26.9 13.8 4.1 9.1 4.9 BDL BDL BDL BDL BDL BDL 130 Percentile Values 50th percentile 30.0 14.9 4.5 9.8 5.4 BDL BDL BDL BDL BDL BDL 151 98th percentile 32.4 16.2 5.0 10.3 5.9 BDL BDL BDL BDL BDL BDL 170
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
Vison Labs, Hyderabad. 50
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Deh Village – A8
Latitudes and Longitudes : 270 54’11.6” N, 720 54’32.6” E Mean Sea Level in Metres : 270
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
� TABLE‐8
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO mg/m3
1. 02.01.2012 33.5 16.2 5.3 10.6 6.1 BDL BDL BDL BDL BDL BDL 176 2. 03.01.2012 30.4 15.1 4.8 10.1 5.7 BDL BDL BDL BDL BDL BDL 154 3. 09.01.2012 29.5 14.8 5.0 09.7 5.5 BDL BDL BDL BDL BDL BDL 145 4. 10.01.2012 32.8 16.5 5.1 10.4 6.0 BDL BDL BDL BDL BDL BDL 165 5. 16.01.2012 34.8 17.2 5.8 11.2 6.5 BDL BDL BDL BDL BDL BDL 182 6. 17.01.2012 31.2 15.9 5.2 10.3 5.6 BDL BDL BDL BDL BDL BDL 153 7. 23.01.2012 28.9 14.3 4.9 09.6 5.3 BDL BDL BDL BDL BDL BDL 140 8. 24.01.2012 32.6 16.5 5.2 10.4 5.4 BDL BDL BDL BDL BDL BDL 158
Arithmetic Mean 31.7 15.8 5.2 10.3 5.8 BDL BDL BDL BDL BDL BDL 159 Maximum 34.8 17.2 5.8 11.2 6.5 BDL BDL BDL BDL BDL BDL 182 Minimum 28.9 14.3 4.8 9.6 5.3 BDL BDL BDL BDL BDL BDL 140 Percentile Values 50th percentile 31.9 16.1 5.2 10.4 5.7 BDL BDL BDL BDL BDL BDL 156 98th percentile 34.6 17.1 5.7 11.1 6.4 BDL BDL BDL BDL BDL BDL 181
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
Vison Labs, Hyderabad. 51
Noise Monitoring
Noise Monitoring – Inside the Premises.
The spot noise levels observed inside the premises at locations is given in Table‐9, Date of Monitoring 08.01.2012 to 10.01.2012.
TABLE‐9
INDUSTRIAL NOISE LEVELS‐INSIDE THE PREMISES
Sr.No Code Location Noise Level Leq[dB(A)]
1. N1 Mine Office 64.8
2. N2 Power Plant 72.2
3. N3 Mine View Point 59.3
Noise Monitoring – Outside the premises. The statistical analysis is done for measured noise levels at four locations in the study area. The parameters are analyzed for Lday, Lnight, and Ldn, The statistical analysis results are given in TABLE‐10 Date of Monitoring 13.01.2012 to 17.01.2012.
TABLE‐10 AMBIENT NOISE LEVELS IN THE STUDY AREA
All the values are given in dB(A) Sr.No Code Location Lday Lnight Ldn
1. N4 Rasemadaniya 50.5 38.9 45.22. N5 Gurha Village 51.6 41.3 46.93. N6 Sankhala ki basti 52.3 43.4 47.54. N7 Deh 51.9 42.8 46.95. N8 Madh 53.4 40.1 48.1
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
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Ground Water Quality Six Ground water samples inside 10 km radius Mine Area was collected and analyzed. The analytical results are given in TABLE‐11 to TABLE‐13
TABLE‐11 GROUND WATER QUALITY
Ground Water Test Results as per IS 10500
Date of Sample Collection: 07.01.2012
Sr.No.
Parameter
Requirement Desirable Limits
Permissible Limits in the Absence of Alternate Source
Units GW1
Deh Bore Water
GW2
Madh Bore Water
1. pH 6.5 – 8.5 NR ‐ 7.41 7.09 2. Turbidity (NTU) 5 10 NTU 1.90 1.80 3. Total Dissolve solids 500 2000 mg/L 2916 2014 4. Dissolved Oxygen ‐ ‐ mg/L 1.40 1.20 5. Total Suspended Solids Nil Nil mg/L Nil Nil 6. Total Hardness as CaCO3 300 600 mg/L 286 384 7. Residual Chlorine 0.2 ‐ mg/L < 0.1 < 0.1 8. Chloride as Cl 250 1000 mg/L 672 786 9. Sulphate as SO4 200 400 mg/L 264 302 10. Copper as Cu 0.05 1.5 mg/L 0.18 0.13 11. Iron as Fe 0.3 1.0 mg/L 0.14 0.12 12. Chromium as Cr6+ 0.05 NR mg/L 0.01 0.02 13. Zinc as Zn 5 15 mg/L 0.94 0.88 14. Phosphates as PO4 ‐ ‐ mg/L 0.03 0.04 15. Chemical oxygen Demand ‐ ‐ mg/L 03 03 16. Biochemical Oxygen Demand
(3 days 270C) ‐ ‐ mg/L <03 <03
17. Oil & Grease Nil Nil mg/L < 0.01 < 0.01 Note: NR= No Relaxation.
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
Vison Labs, Hyderabad. 53
TABLE‐12 Ground Water Test Results as per IS 10500
Date of Sample Collection: 07.01.2012
Sr.No.
Parameter
Requirement (Desirable Limits)
Permissible Limits in the Absence of Alternate Source
Units
GW3 Sanhhalaki basti
Bore Water
GW4Rasemadaniya Bore Water
1. pH 6.5 – 8.5 NR ‐ 7.76 7.40 2. Turbidity (NTU) 5 10 NTU 1.90 2.10 3. Total Dissolve solids 500 2000 mg/L 1984 2842 4. Dissolved Oxygen ‐ ‐ mg/L 1.20 1.40 5. Total Suspended Solids Nil Nil mg/L Nil Nil 6. Total Hardness as CaCO3 300 600 mg/L 262 638 7. Residual Chlorine 0.2 ‐ mg/L < 0.1 < 0.1 8. Chloride as Cl 250 1000 mg/L 784.4 1098 9. Sulphate as SO4 200 400 mg/L 354.6 382 10. Copper as Cu 0.05 1.5 mg/L 0.14 0.20 11. Iron as Fe 0.3 1.0 mg/L 0.10 0.26 12. Chromium as Cr6+ 0.05 NR mg/L 0.01 0.02 13. Zinc as Zn 5 15 mg/L 0.90 1.18 14. Phosphates as PO4 ‐ ‐ mg/L 0.06 0.24 15. Chemical Oxygen Demand ‐ ‐ mg/L 03 04 16. Biochemical Oxygen Demand
(3 days 270C) ‐ ‐ mg/L <03 <03
17. Oil & Grease Nil Nil mg/L < 0.01 < 0.01 Note: NR= No Relaxation.
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
Vison Labs, Hyderabad. 54
TABLE‐13 Ground Water Test Results as per IS 10500
Date of Sample Collection: 07.01.2012
Sr.No.
Parameter
Requirement (Desirable Limits)
Permissible Limits in the Absence of Alternate Source
Units
GW5
Power Plant Bore Water
GW6
Gurha Bore Water
1. pH 6.5 – 8.5 NR ‐ 7.32 6.92 2. Turbidity (NTU) 5 10 NTU 2.10 1.80 3. Total Dissolve solids 500 2000 mg/L 3816 2784 4. Dissolved Oxygen ‐ ‐ mg/L 1.4 1.2 5. Total Suspended Solids Nil Nil mg/L Nil Nil 6. Total Hardness as CaCO3 300 600 mg/L 762 694 7. Residual Chlorine 0.2 ‐ mg/L < 0.1 < 0.1 8. Chloride as Cl 250 1000 mg/L 1694 1198 9. Sulphate as SO4 200 400 mg/L 774 572 10. Copper as Cu 0.05 1.5 mg/L 0.82 0.22 11. Iron as Fe 0.3 1.0 mg/L 0.14 0.14 12. Chromium as Cr6+ 0.05 NR mg/L 0.02 0.02 13. Zinc as Zn 5 15 mg/L 1.94 1.58 14. Phosphates as PO4 ‐ ‐ mg/L 0.24 0.11 15. Chemical Oxygen Demand ‐ ‐ mg/L 05 04 16. Biochemical Oxygen Demand
(3 days 270C) ‐ ‐ mg/L <03 <03
17. Oil & Grease Nil Nil mg/L < 0.01 < 0.01 Note: NR= NO Relaxation.
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
Vison Labs, Hyderabad. 55
Surface Water Quality Two surface Water samples inside 10 km radius Mine area was collected and analyzed. The analytical results are given in TABLE‐14.
TABLE‐14 SURFACE WATER
Date of Sample Collection: 07.01.2012
Sr.No
Parameter Units IS:2296
Limits
SW1 Chakdadar talab
SW2Jogera Talab
Water
1. pH ‐ 6.5 – 8.5 7.94 8.12 2. Total Dissolved Solids mg/L 1500 176 150 3. Dissolved Oxygen mg/L 4 minimum 4.60 4.70 4. Total Suspended Solids mg/L ‐ 24 20 5. Total Hardness mg/L ‐ 56 48 6. Chloride as Cl mg/L 600 21.3 18.4 7. Sulphate as SO4
‐‐ mg/L 400 12.0 14.6 8. Residual Chlorine mg/L ‐ < 0.1 < 0.1 9. Iron as Fe mg/L ‐ 0.18 0.12 10. Chromium as Cr mg/L 50 < 0.004 < 0.004 12. Copper as Cu mg/L 0.1 < 0.001 < 0.001 12. Zinc as Zn mg/L 1.5 < 0.01 < 0.01 13. Phosphates as PO4 mg/L 15 < 0.01 < 0.01 14. Chemical oxygen Demand mg/L ‐ 5 4 15. Biochemical Oxygen Demand
( 3 days at 27oC) mg/L 3 < 3 < 3
16. Oil and grease mg/L 0.1 < 0.1 < 0.1
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
Environmental Monitoring Report February, 2012
Ambient Air Quality Monitoring
The Ambient Air Quality has been monitored at eight locations covering both inside the Plant premises area and out side the Plant area. The table showing Ambient Air Quality results is present in Table 1 to Table 8 respectively.
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Mine Lease Area at Camp–A1
Latitudes and Longitudes : 270 52’31.4” N, 720 51’25.9” E Mean Sea Level in Metres : 220
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As,Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
TABLE‐1
56
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3
BaPng/m3
CO mg/m3
1. 30.01.2012 30.4 15.2 4.8 11.3 5.6 BDL BDL BDL BDL BDL BDL 315 2. 31.01.2012 32.8 16.4 5.1 11.8 5.9 BDL BDL BDL BDL BDL BDL 334 3. 06.02.2012 35.6 17.8 5.3 12.1 6.2 BDL BDL BDL BDL BDL BDL 353 4. 07.02.2012 37.5 18.3 5.5 12.6 6.5 BDL BDL BDL BDL BDL BDL 380 5. 13.02.2012 33.4 17.0 5.2 12.0 6.1 BDL BDL BDL BDL BDL BDL 336 6. 14.02.2012 31.9 15.5 4.9 11.7 5.8 BDL BDL BDL BDL BDL BDL 329 7. 20.02.2012 35.2 16.8 5.3 12.5 6.3 BDL BDL BDL BDL BDL BDL 388 8. 21.02.2012 34.5 17.2 5.4 12.2 6.2 BDL BDL BDL BDL BDL BDL 363
Arithmetic Mean 33.9 16.8 5.2 12.0 6.1 BDL BDL BDL BDL BDL BDL 350 Maximum 37.5 18.3 5.5 12.6 6.5 BDL BDL BDL BDL BDL BDL 388 Minimum 30.4 15.2 4.8 11.3 5.6 BDL BDL BDL BDL BDL BDL 315 Percentile Values 50th percentile 34.0 16.9 5.3 12.1 6.2 BDL BDL BDL BDL BDL BDL 344 98th percentile 37.2 18.2 5.5 12.6 6.5 BDL BDL BDL BDL BDL BDL 387
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
Vison Labs, Hyderabad. 57
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s: Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Gurha Village –A2
Latitudes and Longitudes : 270 52’52.9” N, 720 51’43.8” E Mean Sea Level in Metres : 228
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
TABLE-2
S.No Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3
BaPng/m3
CO mgg/m3
1. 01.02.2012 33.9 17.1 5.2 11.3 5.2 BDL BDL BDL BDL BDL BDL 203 2. 02.02.2012 31.5 15.6 4.9 10.4 4.8 BDL BDL BDL BDL BDL BDL 184 3. 08.02.2012 34.6 17.5 5.7 11.6 5.4 BDL BDL BDL BDL BDL BDL 210 4. 09.02.2012 32.9 16.2 5.4 10.9 5.1 BDL BDL BDL BDL BDL BDL 200 5. 15.02.2012 28.6 14.6 4.6 10.1 4.5 BDL BDL BDL BDL BDL BDL 174 6. 16.02.2012 34.2 17.8 5.8 11.7 5.3 BDL BDL BDL BDL BDL BDL 213 7. 23.02.2012 35.9 18.2 6.0 12.2 5.7 BDL BDL BDL BDL BDL BDL 221 8. 22.02.2012 31.8 16.1 5.2 11.3 4.8 BDL BDL BDL BDL BDL BDL 195
Arithmetic Mean 32.9 16.6 5.4 11.2 5.1 BDL BDL BDL BDL BDL BDL 200 Maximum 35.9 18.2 6.0 12.2 5.7 BDL BDL BDL BDL BDL BDL 221 Minimum 28.6 14.6 4.6 10.1 4.5 BDL BDL BDL BDL BDL BDL 174 Percentile Values 50th percentile 33.4 16.7 5.3 11.3 5.2 BDL BDL BDL BDL BDL BDL 201
98th percentile 35.7 18.1 6.0 12.1 5.7 BDL BDL BDL BDL BDL BDL 220
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
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DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Mine Lease Area at Rasemadaniya –A3
Latitudes and Longitudes : 270 52’37.2” N, 720 50’37.3” E Mean Sea Level in Metres : 223
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
TABLE-3
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO mg/m3
1. 30.01.2012 28.2 13.4 4.3 09.1 5.1 BDL BDL BDL BDL BDL BDL 145 2. 31.01.2012 30.4 15.6 4.5 09.6 5.4 BDL BDL BDL BDL BDL BDL 152 3. 06.02.2012 33.8 16.8 5.4 10.7 5.7 BDL BDL BDL BDL BDL BDL 168 4. 07.02.2012 31.2 15.6 4.7 09.8 5.6 BDL BDL BDL BDL BDL BDL 159 5. 13.02.2012 32.8 16.4 5.2 10.5 5.5 BDL BDL BDL BDL BDL BDL 166 6. 14.02.2012 29.4 14.9 4.5 10.2 5.2 BDL BDL BDL BDL BDL BDL 148 7. 20.02.2012 30.5 15.3 5.1 09.7 5.3 BDL BDL BDL BDL BDL BDL 152 8. 21.02.2012 34.9 17.6 5.6 10.9 5.9 BDL BDL BDL BDL BDL BDL 172
Arithmetic Mean 31.4 15.7 4.9 10.1 5.5 BDL BDL BDL BDL BDL BDL 158 Maximum 34.9 17.6 5.6 10.9 5.9 BDL BDL BDL BDL BDL BDL 172 Minimum 28.2 13.4 4.3 9.1 5.1 BDL BDL BDL BDL BDL BDL 145 Percentile Values 50th percentile 30.9 15.6 4.9 10.0 5.5 BDL BDL BDL BDL BDL BDL 155 98th percentile 34.7 17.5 5.6 10.9 5.9 BDL BDL BDL BDL BDL BDL 171
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
Vison Labs, Hyderabad. 59
DETAILS OF AMBIENT AIR QUALITY NAME OF PROJECT : M/s Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Power Plant (Chemical Building) –A4
Latitudes and Longitudes : 270 51’21.9” N, 720 51’35.4” E Mean Sea Level in Metres : 226
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
TABLE-4
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO mg/m3
1. 30.01.2012 49.3 25.1 7.2 15.3 6.8 BDL BDL BDL BDL BDL BDL 652 2. 31.01.2012 52.8 26.3 7.5 16.1 7.1 BDL BDL BDL BDL BDL BDL 678 3. 06.02.2012 54.3 27.4 7.6 16.4 7.4 BDL BDL BDL BDL BDL BDL 689 4. 07.02.2012 47.3 23.9 6.6 14.8 6.5 BDL BDL BDL BDL BDL BDL 635 5. 13.02.2012 50.4 25.2 7.1 15.5 6.7 BDL BDL BDL BDL BDL BDL 664 6. 14.02.2012 49.6 24.8 6.8 15.1 6.6 BDL BDL BDL BDL BDL BDL 652 7. 20.02.2012 52.5 26.3 7.2 15.9 6.9 BDL BDL BDL BDL BDL BDL 678 8. 21.02.2012 55.6 27.8 7.9 16.6 7.8 BDL BDL BDL BDL BDL BDL 681
Arithmetic Mean 51.5 25.9 7.2 15.7 7.0 BDL BDL BDL BDL BDL BDL 666 Maximum 55.6 27.8 7.9 16.6 7.8 BDL BDL BDL BDL BDL BDL 689 Minimum 47.3 23.9 6.6 14.8 6.5 BDL BDL BDL BDL BDL BDL 635 Percentile Values 50th percentile 51.5 25.8 7.2 15.7 6.9 BDL BDL BDL BDL BDL BDL 671
98th percentile 55.4 27.7 7.9 16.6 7.7 BDL BDL BDL BDL BDL BDL 688
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
Vison Labs, Hyderabad. 60
DETAILS OF AMBIENT AIR QUALITY NAME OF PROJECT : M/s Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Sankhala Ki basti Village –A5
Latitudes and Longitudes : 270 51’21.2” N, 720 52’35.4” E Mean Sea Level in Metres : 215
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
TABLE-5
�������������
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
COmg/m3
1. 01.02.2012 31.2 15.8 4.7 10.3 5.8 BDL BDL BDL BDL BDL BDL 205 2. 02.02.2012 33.8 16.7 5.3 11.1 6.1 BDL BDL BDL BDL BDL BDL 223 3. 08.02.2012 30.4 15.3 4.9 10.6 5.5 BDL BDL BDL BDL BDL BDL 212 4. 09.02.2012 29.5 14.9 4.5 10.1 5.4 BDL BDL BDL BDL BDL BDL 196 5. 15.02.2012 32.6 16.1 5.1 10.8 5.9 BDL BDL BDL BDL BDL BDL 219 6. 16.02.2012 34.8 17.2 5.6 11.3 6.3 BDL BDL BDL BDL BDL BDL 226 7. 23.02.2012 35.6 17.9 5.7 11.5 6.6 BDL BDL BDL BDL BDL BDL 238 8. 22.02.2012 33.4 16.2 5.4 11.2 5.9 BDL BDL BDL BDL BDL BDL 219
Arithmetic Mean 32.7 16.3 5.2 10.9 5.9 BDL BDL BDL BDL BDL BDL 217 Maximum 35.6 17.9 5.7 11.5 6.6 BDL BDL BDL BDL BDL BDL 238 Minimum 29.5 14.9 4.5 10.1 5.4 BDL BDL BDL BDL BDL BDL 196 Percentile Values 50th percentile 33.0 16.2 5.2 11.0 5.9 BDL BDL BDL BDL BDL BDL 219 98th percentile 35.5 17.8 5.7 11.5 6.6 BDL BDL BDL BDL BDL BDL 236
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
Vison Labs, Hyderabad. 61
DETAILS OF AMBIENT AIR QUALITY NAME OF PROJECT : M/s Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Madh Village –A6
Latitudes and Longitudes : 270 51’07.3” N, 720 55’53.0” E Mean Sea Level in Metres : 227
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
TABLE-6
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO m g/m3
1. 01.02.2012 34.2 17.3 5.3 11.2 6.2 BDL BDL BDL BDL BDL DL 185 2. 02.02.2012 33.5 16.8 5.1 10.6 5.6 BDL BDL BDL BDL BDL BDL 173 3. 08.02.2012 30.7 15.6 4.8 10.4 5.3 BDL BDL BDL BDL BDL BDL 160 4. 09.02.2012 32.8 16.1 5.2 10.2 5.5 BDL BDL BDL BDL BDL BDL 169 5. 15.02.2012 29.5 15.2 4.7 10.1 5.1 BDL BDL BDL BDL BDL BDL 154 6. 16.02.2012 31.0 15.8 4.9 10.5 5.3 BDL BDL BDL BDL BDL BDL 162 7. 23.02.2012 33.8 16.7 5.4 10.6 5.7 BDL BDL BDL BDL BDL BDL 180 8. 22.02.2012 32.9 16.3 5.2 10.4 5.5 BDL BDL BDL BDL BDL BDL 172
Arithmetic Mean 32.3 16.2 5.1 10.5 5.5 BDL BDL BDL BDL BDL BDL 169 Maximum 34.2 17.3 5.4 11.2 6.2 BDL BDL BDL BDL BDL BDL 185 Minimum 29.5 15.2 4.7 10.1 5.1 BDL BDL BDL BDL BDL BDL 154 Percentile Values 50th percentile 32.9 16.2 5.2 10.5 5.5 BDL BDL BDL BDL BDL BDL 170 98th percentile 34.1 17.2 5.4 11.1 6.1 BDL BDL BDL BDL BDL BDL 184
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
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DETAILS OF AMBIENT AIR QUALITY NAME OF PROJECT : M/s: Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Chakdadar Village‐A7
Latitudes and Longitudes : 270 52’18.3” N, 720 48’19.9” E Mean Sea Level in Metres : 207
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
TABLE‐7
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO mg/m3
1. 01.02.2012 30.4 15.6 4.5 09.8 5.3 BDL BDL BDL BDL BDL BDL 149
2. 02.02.2012 28.6 14.2 4.2 09.4 4.8 BDL BDL BDL BDL BDL BDL 132
3. 08.02.2012 29.4 15.1 4.4 09.6 5.0 BDL BDL BDL BDL BDL BDL 138
4. 09.02.2012 32.5 16.2 4.9 10.3 5.5 BDL BDL BDL BDL BDL BDL 161
5. 15.02.2012 31.8 15.9 4.6 10.0 5.1 BDL BDL BDL BDL BDL BDL 153
6. 16.02.2012 29.4 14.8 4.5 09.5 4.9 BDL BDL BDL BDL BDL BDL 145
7. 23.02.2012 33.8 16.7 5.0 10.5 5.7 BDL BDL BDL BDL BDL BDL 171
8. 22.02.2012 30.7 15.4 4.8 10.1 5.1 BDL BDL BDL BDL BDL BDL 154
Arithmetic Mean 30.8 15.5 4.6 9.9 5.2 BDL BDL BDL BDL BDL BDL 150 Maximum 33.8 16.7 5.0 10.5 5.7 BDL BDL BDL BDL BDL BDL 171 Minimum 28.6 14.2 4.2 9.4 4.8 BDL BDL BDL BDL BDL BDL 132 Percentile Values 50th percentile 30.6 15.5 4.6 9.9 5.1 BDL BDL BDL BDL BDL BDL 151 98th percentile 33.6 16.6 4.9 10.5 5.7 BDL BDL BDL BDL BDL BDL 170
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
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DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Deh Village – A8
Latitudes and Longitudes : 270 54’11.6” N, 720 54’32.6” E Mean Sea Level in Metres : 270
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 and C6H6) are expressed in µg/m3, Concentrations (As, Ni and BaP) are expressed in ng/m3 and Concentrations CO are expressed in mg/m3.
� TABLE‐8
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO mg/m3
1. 30.01.2012 34.5 17.6 5.4 11.0 6.3 BDL BDL BDL BDL BDL BDL 184 2. 31.01.2012 32.9 16.5 5.0 10.5 5.9 BDL BDL BDL BDL BDL BDL 165 3. 06.02.2012 35.8 18.0 5.6 11.2 6.4 BDL BDL BDL BDL BDL BDL 190 4. 07.02.2012 31.4 15.8 5.1 10.3 5.7 BDL BDL BDL BDL BDL BDL 159 5. 13.02.2012 33.8 16.7 5.2 10.8 6.0 BDL BDL BDL BDL BDL BDL 175 6. 14.02.2012 30.8 15.4 4.9 09.9 5.5 BDL BDL BDL BDL BDL BDL 162 7. 20.02.2012 28.3 14.1 5.0 09.7 5.1 BDL BDL BDL BDL BDL BDL 159 8. 21.02.2012 35.4 17.2 5.3 11.3 6.4 BDL BDL BDL BDL BDL BDL 189
Arithmetic Mean 32.9 16.4 5.2 10.6 5.9 BDL BDL BDL BDL BDL BDL 173 Maximum 35.8 18.0 5.6 11.3 6.4 BDL BDL BDL BDL BDL BDL 190 Minimum 28.3 14.1 4.9 9.7 5.1 BDL BDL BDL BDL BDL BDL 159 Percentile Values 50th percentile 33.4 16.6 5.2 10.7 6.0 BDL BDL BDL BDL BDL BDL 170 98th percentile 35.7 17.9 5.6 11.3 6.4 BDL BDL BDL BDL BDL BDL 190
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
Vison Labs, Hyderabad. 64
Noise Monitoring
Noise Monitoring – Inside the Premises.
The spot noise levels observed inside the premises at locations is given in Table‐9, Date of Monitoring 09.02.2012 to 11.02.2012.
TABLE‐9
INDUSTRIAL NOISE LEVELS‐INSIDE THE PREMISES
Sr.No Code Location Noise Level Leq[dB(A)]
1. N1 Mine Office 62.4
2. N2 Power Plant 70.5
3. N3 Mine View Point 58.9
Noise Monitoring – Outside the premises. The statistical analysis is done for measured noise levels at four locations in the study area. The parameters are analyzed for Lday, Lnight, and Ldn, The statistical analysis results are given in TABLE‐10 Date of Monitoring 14.02.2012 to 18.02.2012.
TABLE‐10 AMBIENT NOISE LEVELS IN THE STUDY AREA
All the values are given in dB(A) Sr.No Code Location Lday Lnight Ldn
1. N4 Rasemadaniya 49.6 40.1 43.82. N5 Gurha Village 53.4 42.9 45.33. N6 Sankhala ki basti 51.0 40.4 44.34. N7 Deh 52.9 41.9 45.95. N8 Madh 51.8 39.6 42.4
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
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Ground Water Quality Six Ground water samples inside 10 km radius Mine Area was collected and analyzed. The analytical results are given in TABLE‐11 to TABLE‐13
TABLE‐11 GROUND WATER QUALITY
Ground Water Test Results as per IS 10500 Date of Sample Collection: 10.02.2012
Sr.No.
Parameter
Requirement Desirable Limits
Permissible Limits in the Absence of Alternate Source
Units GW1
Deh Bore Water
GW2
Madh Bore Water
1. pH 6.5 – 8.5 NR ‐ 7.28 7.46 2. Turbidity (NTU) 5 10 NTU 2.10 1.70 3. Total Dissolve solids 500 2000 mg/L 2989 2147 4. Dissolved Oxygen ‐ ‐ mg/L 1.50 1.30 5. Total Suspended Solids Nil Nil mg/L Nil Nil 6. Total Hardness as CaCO3 300 600 mg/L 295 392 7. Residual Chlorine 0.2 ‐ mg/L < 0.1 < 0.1 8. Chloride as Cl 250 1000 mg/L 683 792 9. Sulphate as SO4 200 400 mg/L 260 310 10. Copper as Cu 0.05 1.5 mg/L 0.19 0.14 11. Iron as Fe 0.3 1.0 mg/L 0.15 0.15 12. Chromium as Cr6+ 0.05 NR mg/L 0.02 0.06 13. Zinc as Zn 5 15 mg/L 0.90 0.85 14. Phosphates as PO4 ‐ ‐ mg/L 0.04 0.03 15. Chemical oxygen Demand ‐ ‐ mg/L 02 04 16. Biochemical Oxygen Demand
(3 days 270C) ‐ ‐ mg/L <03 <03
17. Oil & Grease Nil Nil mg/L < 0.01 < 0.01 Note: NR= No Relaxation.
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
Vison Labs, Hyderabad. 66
TABLE‐12 Ground Water Test Results as per IS 10500
Date of Sample Collection: 10.02.2012
Sr.No.
Parameter
Requirement (Desirable Limits)
Permissible Limits in the Absence of Alternate Source
Units
GW3 Sanhhalaki basti
Bore Water
GW4Rasemadaniya Bore Water
1. pH 6.5 – 8.5 NR ‐ 7.64 7.26 2. Turbidity (NTU) 5 10 NTU 1.82 2.24 3. Total Dissolve solids 500 2000 mg/L 1984 2783 4. Dissolved Oxygen ‐ ‐ mg/L 1.10 1.20 5. Total Suspended Solids Nil Nil mg/L Nil Nil 6. Total Hardness as CaCO3 300 600 mg/L 241 624 7. Residual Chlorine 0.2 ‐ mg/L < 0.1 < 0.1 8. Chloride as Cl 250 1000 mg/L 776.5 1124 9. Sulphate as SO4 200 400 mg/L 343.2 372 10. Copper as Cu 0.05 1.5 mg/L 0.12 0.22 11. Iron as Fe 0.3 1.0 mg/L 0.12 0.23 12. Chromium as Cr6+ 0.05 NR mg/L 0.03 0.04 13. Zinc as Zn 5 15 mg/L 0.84 1.01 14. Phosphates as PO4 ‐ ‐ mg/L 0.06 0.20 15. Chemical Oxygen Demand ‐ ‐ mg/L 04 05 16. Biochemical Oxygen Demand
(3 days 270C) ‐ ‐ mg/L <03 <03
17. Oil & Grease Nil Nil mg/L < 0.01 < 0.01 Note: NR= No Relaxation.
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
Vison Labs, Hyderabad. 67
TABLE‐13 Ground Water Test Results as per IS 10500
Date of Sample Collection: 10.02.2012
Sr.No.
Parameter
Requirement (Desirable Limits)
Permissible Limits in the Absence of Alternate Source
Units
GW5
Power Plant Bore Water
GW6
Gurha Bore Water
1. pH 6.5 – 8.5 NR ‐ 7.21 7.14 2. Turbidity (NTU) 5 10 NTU 1.90 1.80 3. Total Dissolve solids 500 2000 mg/L 3728 2645 4. Dissolved Oxygen ‐ ‐ mg/L 1.0 1.1 5. Total Suspended Solids Nil Nil mg/L Nil Nil 6. Total Hardness as CaCO3 300 600 mg/L 789 7.6 7. Residual Chlorine 0.2 ‐ mg/L < 0.1 < 0.1 8. Chloride as Cl 250 1000 mg/L 1642 1079 9. Sulphate as SO4 200 400 mg/L 753 564 10. Copper as Cu 0.05 1.5 mg/L 0.80 0.23 11. Iron as Fe 0.3 1.0 mg/L 0.16 0.14 12. Chromium as Cr6+ 0.05 NR mg/L 0.03 0.04 13. Zinc as Zn 5 15 mg/L 1.85 1.62 14. Phosphates as PO4 ‐ ‐ mg/L 0.22 0.13 15. Chemical Oxygen Demand ‐ ‐ mg/L 06 07 16. Biochemical Oxygen Demand
(3 days 270C) ‐ ‐ mg/L <03 <03
17. Oil & Grease Nil Nil mg/L < 0.01 < 0.01 Note: NR= NO Relaxation.
Monthly Environmental Data Generation Report, VS Lignite Power Private Limited (Gurha East Lignite Mine)
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Surface Water Quality Two surface Water samples inside 10 km radius Mine area was collected and analyzed. The analytical results are given in TABLE‐14.
TABLE‐14 SURFACE WATER
Date of Sample Collection: 10.02.2012 Sr.No
Parameter Units IS:2296
Limits
SW1 Chakdadar talab
SW2Jogera Talab
Water
1. pH ‐ 6.5 – 8.5 7.82 7.90 2. Total Dissolved Solids mg/L 1500 182 142 3. Dissolved Oxygen mg/L 4 minimum 4.72 4.75 4. Total Suspended Solids mg/L ‐ 26 25 5. Total Hardness mg/L ‐ 52 48 6. Chloride as Cl mg/L 600 20.4 18.9 7. Sulphate as SO4
‐‐ mg/L 400 13.1 13.8 8. Residual Chlorine mg/L ‐ < 0.1 < 0.1 9. Iron as Fe mg/L ‐ 0.20 0.10 10. Chromium as Cr mg/L 50 < 0.005 < 0.004 12. Copper as Cu mg/L 0.1 < 0.001 < 0.001 12. Zinc as Zn mg/L 1.5 < 0.01 < 0.01 13. Phosphates as PO4 mg/L 15 < 0.01 < 0.01 14. Chemical oxygen Demand mg/L ‐ 6 3 15. Biochemical Oxygen Demand
( 3 days at 27oC) mg/L 3 < 3 < 3
16. Oil and grease mg/L 0.1 < 0.1 < 0.1
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of M/s VS Lignite Power Private Limited
Environmental Monitoring Report March, 2012 Ambient Air Quality Monitoring
The Ambient Air Quality has been monitored at eight locations covering both inside the Plant premises area and out side the Plant area. The table showing Ambient Air Quality results is present in Table 1 to Table 8 respectively.
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s Gurha East Lignite
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Mine Lease Area at Camp–A1
Latitudes and Longitudes : 270 52’31.4” N, 720 51’25.9” E Mean Sea Level in Metres : 220
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, and Concentrations (As, Ni and BaP) are expressed in ng/m3.
TABLE‐1
69
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3
BaPng/m3
CO ugg/m3
1. 27.02.2012 33.6 18.6 4.9 12.1 5.0 BDL BDL BDL BDL BDL BDL 326 2. 28.02.2012 34.5 19.2 4.8 13.4 5.3 BDL BDL BDL BDL BDL BDL 412 3. 05.03.2012 33.7 17.3 5.0 12.6 5.1 BDL BDL BDL BDL BDL BDL 348 4. 06.03.2012 35.6 17.9 5.1 13.7 5.6 BDL BDL BDL BDL BDL BDL 329 5. 12.03.2012 36.9 18.1 4.8 12.9 5.4 BDL BDL BDL BDL BDL BDL 406 6. 13.03.2012 35.7 17.3 5.2 13.4 5.9 BDL BDL BDL BDL BDL BDL 384 7. 19.03.2012 37.3 18.6 5.1 13.9 5.4 BDL BDL BDL BDL BDL BDL 372 8. 20.03.2012 38.2 18.0 4.9 12.8 5.1 BDL BDL BDL BDL BDL BDL 323 9. 26.03.2012 35.7 17.5 5.2 13.0 5.2 BDL BDL BDL BDL BDL BDL 296 10. 27.03.2012 37.2 18.3 5.4 12.4 5.8 BDL BDL BDL BDL BDL BDL 321
Arithmetic Mean 35.8 18.1 5.0 13.0 5.4 BDL BDL BDL BDL BDL BDL 352 Maximum 38.2 19.2 5.4 13.9 5.9 BDL BDL BDL BDL BDL BDL 412 Minimum 33.6 17.3 4.8 12.1 5.0 BDL BDL BDL BDL BDL BDL 296 Percentile Values 50th percentile 35.7 18.1 5.1 13.0 5.4 BDL BDL BDL BDL BDL BDL 339 98th percentile 38.0 19.1 5.4 13.9 5.9 BDL BDL BDL BDL BDL BDL 411
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of M/s VS Lignite Power Private Limited
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DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Gurha Village –A2
Latitudes and Longitudes : 270 52’52.9” N, 720 51’43.8” E Mean Sea Level in Metres : 228
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, and Concentrations (As, Ni and BaP) are expressed in ng/m3.
TABLE‐2
S.No Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3
BaPng/m3
CO ug/m3
1. 29.02.2012 35.6 16.4 5.1 12.9 4.8 BDL BDL BDL BDL BDL BDL 236 2. 01.03.2012 34.3 17.3 5.0 11.4 5.0 BDL BDL BDL BDL BDL BDL 204 3. 07.03.2012 35.9 16.7 5.3 12.3 4.7 BDL BDL BDL BDL BDL BDL 198 4. 08.03.2012 33.7 15.4 5.6 11.7 5.3 BDL BDL BDL BDL BDL BDL 236 5. 14.03.2012 35.8 16.3 5.1 12.3 5.1 BDL BDL BDL BDL BDL BDL 205 6. 15.03.2012 36.9 17.9 4.9 13.4 5.6 BDL BDL BDL BDL BDL BDL 257 7. 21.03.2012 37.5 16.7 5.7 11.7 4.7 BDL BDL BDL BDL BDL BDL 224 8. 22.03.2012 35.4 17.3 5.3 12.6 4.9 BDL BDL BDL BDL BDL BDL 209 9. 28.03.2012 36.7 16.6 5.8 13.4 4.8 BDL BDL BDL BDL BDL BDL 217 10. 29.03.2012 35.8 17.3 5.3 12.8 4.8 BDL BDL BDL BDL BDL BDL 234
Arithmetic Mean 35.8 16.8 5.3 12.5 5.0 BDL BDL BDL BDL BDL BDL 222 Maximum 37.5 17.9 5.8 13.4 5.6 BDL BDL BDL BDL BDL BDL 257 Minimum 33.7 15.4 4.9 11.4 4.7 BDL BDL BDL BDL BDL BDL 198 Percentile Values 50th percentile 35.8 16.7 5.3 12.5 4.9 BDL BDL BDL BDL BDL BDL 221
98th percentile 37.4 17.8 5.8 13.4 5.5 BDL BDL BDL BDL BDL BDL 253
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of M/s VS Lignite Power Private Limited
Vison Labs, Hyderabad. 71
DETAILS OF AMBIENT AIR QUALITY NAME OF PROJECT : M/s Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Mine Lease Area at Rasemadaniya –A3
Latitudes and Longitudes : 270 52’37.2” N, 720 50’37.3” E Mean Sea Level in Metres : 223
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, and Concentrations (As, Ni and BaP) are expressed in ng/m3.
TABLE‐3
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO ug/m3
1. 27.02.2012 34.2 17.6 5.0 12.3 5.0 BDL BDL BDL BDL BDL BDL 232 2. 28.02.2012 33.9 16.9 4.8 11.8 5.2 BDL BDL BDL BDL BDL BDL 204 3. 05.03.2012 35.9 17.9 5.0 12.1 4.9 BDL BDL BDL BDL BDL BDL 222 4. 06.03.2012 36.4 18.0 5.3 12.9 5.3 BDL BDL BDL BDL BDL BDL 216 5. 12.03.2012 32.4 16.3 5.1 11.6 5.1 BDL BDL BDL BDL BDL BDL 193 6. 13.03.2012 32.8 15.9 5.3 10.9 5.0 BDL BDL BDL BDL BDL BDL 208 7. 19.03.2012 33.9 16.4 5.6 11.3 5.2 BDL BDL BDL BDL BDL BDL 228 8. 20.03.2012 34.7 16.0 5.4 12.2 4.9 BDL BDL BDL BDL BDL BDL 192 9. 26.03.2012 35.0 15.9 5.2 11.6 5.1 BDL BDL BDL BDL BDL BDL 217 10. 27.03.2012 34.9 16.1 5.9 12.0 5.3 BDL BDL BDL BDL BDL BDL 201
Arithmetic Mean 34.4 16.7 5.3 11.9 5.1 BDL BDL BDL BDL BDL BDL 211 Maximum 36.4 18.0 5.9 12.9 5.3 BDL BDL BDL BDL BDL BDL 232 Minimum 32.4 15.9 4.8 10.9 4.9 BDL BDL BDL BDL BDL BDL 192 Percentile Values 50th percentile 34.5 16.4 5.3 11.9 5.1 BDL BDL BDL BDL BDL BDL 212 98th percentile 36.3 18.0 5.8 12.8 5.3 BDL BDL BDL BDL BDL BDL 231
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of M/s VS Lignite Power Private Limited
Vison Labs, Hyderabad. 72
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s: Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Power Plant (Chemical Building) –A4
Latitudes and Longitudes : 270 51’21.9” N, 720 51’35.4” E Mean Sea Level in Metres : 226
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, and Concentrations (As, Ni and BaP) are expressed in ng/m3.
TABLE‐4
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO ug/m3
1. 27.02.2012 52.6 26.5 7.6 18.0 5.2 BDL BDL BDL BDL BDL BDL 658 2. 28.02.2012 54.8 27.6 8.2 19.3 6.3 BDL BDL BDL BDL BDL BDL 712 3. 05.03.2012 55.9 26.8 7.9 17.5 7.6 BDL BDL BDL BDL BDL BDL 642 4. 06.03.2012 52.6 26.9 8.3 18.6 6.9 BDL BDL BDL BDL BDL BDL 673 5. 12.03.2012 53.7 25.7 7.9 16.9 7.0 BDL BDL BDL BDL BDL BDL 682 6. 13.03.2012 55.8 26.8 7.4 17.1 6.9 BDL BDL BDL BDL BDL BDL 602 7. 19.03.2012 56.9 27.6 8.0 18.2 7.2 BDL BDL BDL BDL BDL BDL 705 8. 20.03.2012 57.3 27.5 8.3 16.9 7.3 BDL BDL BDL BDL BDL BDL 694 9. 26.03.2012 54.2 26.9 8.2 17.8 7.2 BDL BDL BDL BDL BDL BDL 672 10. 27.03.2012 55.8 24.6 8.1 17.0 7.0 BDL BDL BDL BDL BDL BDL 636
Arithmetic Mean 55.0 26.7 8.0 17.7 6.9 BDL BDL BDL BDL BDL BDL 668 Maximum 57.3 27.6 8.3 19.3 7.6 BDL BDL BDL BDL BDL BDL 712 Minimum 52.6 24.6 7.4 16.9 5.2 BDL BDL BDL BDL BDL BDL 602 Percentile Values 50th percentile 55.3 26.9 8.1 17.7 7.0 BDL BDL BDL BDL BDL BDL 673
98th percentile 57.2 27.6 8.3 19.2 7.5 BDL BDL BDL BDL BDL BDL 711
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of M/s VS Lignite Power Private Limited
Vison Labs, Hyderabad. 73
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s: Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Sankhala Ki basti Village –A5
Latitudes and Longitudes : 270 51’21.2” N, 720 52’35.4” E Mean Sea Level in Metres : 215
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, and Concentrations (As, Ni and BaP) are expressed in ng/m3.
TABLE‐5
�������������
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
COug/m3
1. 29.02.2012 32.6 16.3 4.6 12.2 4.9 BDL BDL BDL BDL BDL BDL 212 2. 01.03.2012 34.8 17.1 4.9 11.6 5.3 BDL BDL BDL BDL BDL BDL 198 3. 07.03.2012 33.9 16.9 5.0 13.5 4.8 BDL BDL BDL BDL BDL BDL 237 4. 08.03.2012 32.6 15.8 4.7 14.1 5.3 BDL BDL BDL BDL BDL BDL 245 5. 14.03.2012 31.4 15.0 4.9 11.4 5.0 BDL BDL BDL BDL BDL BDL 231 6. 15.03.2012 33.8 16.3 4.8 12.8 5.1 BDL BDL BDL BDL BDL BDL 216 7. 21.03.2012 36.9 17.1 4.3 11.5 5.4 BDL BDL BDL BDL BDL BDL 237 8. 22.03.2012 35.4 17.3 4.6 10.6 5.3 BDL BDL BDL BDL BDL BDL 249 9. 28.03.2012 36.2 18.3 4.8 11.4 5.6 BDL BDL BDL BDL BDL BDL 238 10. 29.03.2012 34.9 17.2 4.6 12.8 5.7 BDL BDL BDL BDL BDL BDL 251
Arithmetic Mean 34.3 16.7 4.7 12.2 5.2 BDL BDL BDL BDL BDL BDL 231 Maximum 36.9 18.3 5.0 14.1 5.7 BDL BDL BDL BDL BDL BDL 251 Minimum 31.4 15.0 4.3 10.6 4.8 BDL BDL BDL BDL BDL BDL 198 Percentile Values 50th percentile 34.4 17.0 4.8 11.9 5.3 BDL BDL BDL BDL BDL BDL 237 98th percentile 36.8 18.1 5.0 14.0 5.7 BDL BDL BDL BDL BDL BDL 251
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of M/s VS Lignite Power Private Limited
Vison Labs, Hyderabad. 74
DETAILS OF AMBIENT AIR QUALITY NAME OF PROJECT : M/s: Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Madh Village –A6
Latitudes and Longitudes : 270 51’07.3” N, 720 55’53.0” E Mean Sea Level in Metres : 227
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, and Concentrations (As, Ni and BaP) are expressed in ng/m3.
TABLE‐6
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO ug/m3
1. 29.02.2012 35.9 17.3 5.0 11.3 5.3 BDL BDL BDL BDL BDL DL 196 2. 01.03.2012 36.3 18.4 5.3 10.8 6.0 BDL BDL BDL BDL BDL BDL 212 3. 07.03.2012 35.7 17.3 5.1 11.6 5.4 BDL BDL BDL BDL BDL BDL 194 4. 08.03.2012 34.3 16.9 5.3 10.8 5.3 BDL BDL BDL BDL BDL BDL 204 5. 14.03.2012 32.4 15.9 5.0 11.3 5.6 BDL BDL BDL BDL BDL BDL 182 6. 15.03.2012 30.4 15.0 5.4 11.6 5.2 BDL BDL BDL BDL BDL BDL 156 7. 21.03.2012 34.9 16.9 5.3 10.4 5.3 BDL BDL BDL BDL BDL BDL 189 8. 22.03.2012 35.6 17.2 5.6 11.3 5.9 BDL BDL BDL BDL BDL BDL 193 9. 28.03.2012 36.2 18.3 5.4 10.8 5.4 BDL BDL BDL BDL BDL BDL 182 10. 29.03.2012 35.1 17.5 5.0 11.3 5.3 BDL BDL BDL BDL BDL BDL 176
Arithmetic Mean 34.7 17.1 5.2 11.1 5.5 BDL BDL BDL BDL BDL BDL 188 Maximum 36.3 18.4 5.6 11.6 6.0 BDL BDL BDL BDL BDL BDL 212 Minimum 30.4 15.0 5.0 10.4 5.2 BDL BDL BDL BDL BDL BDL 156 Percentile Values 50th percentile 35.4 17.3 5.3 11.3 5.4 BDL BDL BDL BDL BDL BDL 191 98th percentile 36.3 18.4 5.6 11.6 6.0 BDL BDL BDL BDL BDL BDL 211
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of M/s VS Lignite Power Private Limited
Vison Labs, Hyderabad. 75
DETAILS OF AMBIENT AIR QUALITY NAME OF PROJECT : M/s: Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Chakdadar Village‐A7
Latitudes and Longitudes : 270 52’18.3” N, 720 48’19.9” E Mean Sea Level in Metres : 207
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3, CO and C6H6) are expressed in µg/m3, and Concentrations (As, Ni and BaP) are expressed in ng/m3.
TABLE‐7
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO ug/m3
1. 29.02.2012 32.6 16.3 4.6 10.2 5.3 BDL BDL BDL BDL BDL BDL 1562. 01.03.2012 31.5 15.4 4.8 10.3 4.8 BDL BDL BDL BDL BDL BDL 1683. 07.03.2012 30.9 14.6 4.7 9.9 5.0 BDL BDL BDL BDL BDL BDL 1244. 08.03.2012 33.4 16.9 4.6 10.6 5.5 BDL BDL BDL BDL BDL BDL 1795. 14.03.2012 32.6 16.1 4.4 10.4 5.1 BDL BDL BDL BDL BDL BDL 1826. 15.03.2012 31.9 15.2 4.2 10.0 4.9 BDL BDL BDL BDL BDL BDL 1917. 21.03.2012 32.3 16.9 4.6 11.3 5.3 BDL BDL BDL BDL BDL BDL 1368. 22.03.2012 31.9 15.2 4.3 10.6 5.4 BDL BDL BDL BDL BDL BDL 1769. 28.03.2012 32.4 16.3 4.9 10.8 5.2 BDL BDL BDL BDL BDL BDL 169 10. 29.03.2012 33.9 16.7 4.5 11.2 5.0 BDL BDL BDL BDL BDL BDL 184
Arithmetic Mean 32.3 16.0 4.6 10.5 5.2 BDL BDL BDL BDL BDL BDL 167 Maximum 33.9 16.9 4.9 11.3 5.5 BDL BDL BDL BDL BDL BDL 191 Minimum 30.9 14.6 4.2 9.9 4.8 BDL BDL BDL BDL BDL BDL 124 Percentile Values 50th percentile 32.4 16.2 4.6 10.5 5.2 BDL BDL BDL BDL BDL BDL 173 98th percentile 33.8 16.9 4.9 11.3 5.5 BDL BDL BDL BDL BDL BDL 190
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of M/s VS Lignite Power Private Limited
Vison Labs, Hyderabad. 76
DETAILS OF AMBIENT AIR QUALITY
NAME OF PROJECT : M/s: Gurha East Lignite Mine
TYPE OF SAMPLE : AMBIENT AIR QUALITYLOCATION OF SAMPLING SITE : Deh Village – A8
Latitudes and Longitudes : 270 54’11.6” N, 720 54’32.6” E Mean Sea Level in Metres : 270
The concentrations (PM10, PM2.5, SO2, NO2, O3, Pb, NH3 CO, and C6H6) are expressed in µg/m3, and Concentrations (As, Ni and BaP) are expressed in ng/m3.
� TABLE‐8
S.No
Date of Sampling
PM10 µg/m3
PM2.5 µg/m3
SO2 µg/m3
NO2 µg/m3
O3 µg/m3
NH3 µg/m3
Pb µg/m3
As ng/m3
Ni ng/m3
C6H6
µg/m3BaPng/m3
CO ug/m3
1. 27.02.2012 36.3 18.9 5.2 12.3 5.6 BDL BDL BDL BDL BDL BDL 208 2. 28.02.2012 35.4 17.3 5.3 11.8 5.3 BDL BDL BDL BDL BDL BDL 212 3. 05.03.2012 33.9 16.0 5.4 12.3 5.3 BDL BDL BDL BDL BDL BDL 236 4. 06.03.2012 35.4 16.6 5.3 11.8 5.9 BDL BDL BDL BDL BDL BDL 207 5. 12.03.2012 36.9 15.7 5.0 12.6 5.3 BDL BDL BDL BDL BDL BDL 223 6. 13.03.2012 32.8 14.9 5.1 12.3 5.1 BDL BDL BDL BDL BDL BDL 218 7. 19.03.2012 34.5 16.9 5.6 10.9 5.6 BDL BDL BDL BDL BDL BDL 232 8. 20.03.2012 36.9 17.9 5.4 12.3 5.7 BDL BDL BDL BDL BDL BDL 224 9. 26.03.2012 37.3 18.3 5.2 10.9 5.3 BDL BDL BDL BDL BDL BDL 239 10. 27.03.2012 36.0 18.6 5.6 12.4 5.4 BDL BDL BDL BDL BDL BDL 218
Arithmetic Mean 35.5 17.1 5.3 12.0 5.5 BDL BDL BDL BDL BDL BDL 222 Maximum 37.3 18.9 5.6 12.6 5.9 BDL BDL BDL BDL BDL BDL 239 Minimum 32.8 14.9 5.0 10.9 5.1 BDL BDL BDL BDL BDL BDL 207 Percentile Values 50th percentile 35.7 17.1 5.3 12.3 5.4 BDL BDL BDL BDL BDL BDL 221 98th percentile 37.2 18.8 5.6 12.6 5.9 BDL BDL BDL BDL BDL BDL 238
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of M/s VS Lignite Power Private Limited
Vison Labs, Hyderabad. 77
Noise Monitoring
Noise Monitoring – Inside the Premises.
The spot noise levels observed inside the premises at locations is given in Table‐9, Date of Monitoring 14.03.2012 to 16.03.2012.
TABLE‐9
INDUSTRIAL NOISE LEVELS‐INSIDE THE PREMISES
Sr.No Code Location Noise Level Leq [dB(A)]
1. N1 Mine Office 65.9
2. N2 Power Plant 73.8
3. N3 Mine View Point 62.1
Noise Monitoring – Outside the premises. The statistical analysis is done for measured noise levels at four locations in the study area. The parameters are analyzed for Lday, Lnight, and Ldn, The statistical analysis results are given in Table‐10. Date of Monitoring 20.03.2012 to 24.03.2012
TABLE‐10 AMBIENT NOISE LEVELS IN THE STUDY AREA
All the values are given in dB(A) Sr.No Code Location Lday Lnight Ldn
1. N4 Rasemadaniya 48.9 36.9 46.22. N5 Gurha Village 51.9 39.9 49.33. N6 Sankhala ki basti 48.6 40.2 46.74. N7 Deh 50.6 39.4 48.35. N8 Madh 51.2 38.6 49.9
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of M/s VS Lignite Power Private Limited
Vison Labs, Hyderabad. 78
Ground Water Quality Six Ground water samples inside 10 km radius Mine Area was collected and analyzed. The analytical results are given in Table‐11 to Table‐13
TABLE‐11 GROUND WATER QUALITY
Ground Water Test Results as per IS 10500 Date of Sample Collection: 12.03.2012
Sr.No.
Parameter
Requirement Desirable Limits
Permissible Limits in the Absence of Alternate Source
Units GW1
Deh Bore Water
GW2
Madh Bore Water
1. pH 6.5 – 8.5 NR ‐ 7.21 7.32 2. Turbidity (NTU) 5 10 NTU 1.90 1.50 3. Total Dissolve solids 500 2000 mg/L 3072 2236 4. Dissolved Oxygen ‐ ‐ mg/L 1.20 1.00 5. Total Suspended Solids Nil Nil mg/L Nil Nil 6. Total Hardness as CaCO3 300 600 mg/L 304 412 7. Residual Chlorine 0.2 ‐ mg/L < 0.1 < 0.1 8. Chloride as Cl 250 1000 mg/L 712 810 9. Sulphate as SO4 200 400 mg/L 280 320 10. Copper as Cu 0.05 1.5 mg/L 0.21 0.12 11. Iron as Fe 0.3 1.0 mg/L 0.16 0.16 12. Chromium as Cr6+ 0.05 NR mg/L 0.04 0.04 13. Zinc as Zn 5 15 mg/L 1.10 0.91 14. Phosphates as PO4 ‐ ‐ mg/L 0.02 0.04 15. Chemical oxygen Demand ‐ ‐ mg/L 03 02 16. Biochemical Oxygen Demand
(3 days 270C) ‐ ‐ mg/L <03 <03
17. Oil & Grease Nil Nil mg/L < 0.01 < 0.01 Note: NR= No Relaxation.
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of M/s VS Lignite Power Private Limited
Vison Labs, Hyderabad. 79
TABLE‐12
Ground Water Test Results as per IS 10500
Date of Sample Collection: 12.03.2012
Sr.No.
Parameter
Requirement (Desirable Limits)
Permissible Limits in the Absence of Alternate Source
Units
GW3
Sanhhalaki basti Bore Water
GW4
Rasemadaniya Bore Water
1. pH 6.5 – 8.5 NR ‐ 7.52 7.12 2. Turbidity (NTU) 5 10 NTU 1.60 2.00 3. Total Dissolve solids 500 2000 mg/L 2024 2840 4. Dissolved Oxygen ‐ ‐ mg/L 1.00 1.10 5. Total Suspended Solids Nil Nil mg/L Nil Nil 6. Total Hardness as CaCO3 300 600 mg/L 236 662 7. Residual Chlorine 0.2 ‐ mg/L < 0.1 < 0.1 8. Chloride as Cl 250 1000 mg/L 769.6 1196 9. Sulphate as SO4 200 400 mg/L 356.2 402 10. Copper as Cu 0.05 1.5 mg/L 0.16 0.26 11. Iron as Fe 0.3 1.0 mg/L 0.12 0.28 12. Chromium as Cr6+ 0.05 NR mg/L 0.02 0.05 13. Zinc as Zn 5 15 mg/L 0.72 0.86 14. Phosphates as PO4 ‐ ‐ mg/L 0.04 0.09 15. Chemical Oxygen Demand ‐ ‐ mg/L 02 03 16. Biochemical Oxygen Demand
(3 days 270C) ‐ ‐ mg/L <03 <03
17. Oil & Grease Nil Nil mg/L < 0.01 < 0.01 Note: NR= No Relaxation.
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of M/s VS Lignite Power Private Limited
Vison Labs, Hyderabad. 80
TABLE‐13
Ground Water Test Results as per IS 10500
Date of Sample Collection: 12.03.2012
Sr.No.
Parameter
Requirement (Desirable Limits)
Permissible Limits in the Absence of Alternate Source
Units
GW5
Power Plant Bore Water
GW6
Gurha Bore Water
1. pH 6.5 – 8.5 NR ‐ 7.18 7.06 2. Turbidity (NTU) 5 10 NTU 1.60 1.14 3. Total Dissolve solids 500 2000 mg/L 3786 2712 4. Dissolved Oxygen ‐ ‐ mg/L 1.0 1.1 5. Total Suspended Solids Nil Nil mg/L Nil Nil 6. Total Hardness as CaCO3 300 600 mg/L 804 712 7. Residual Chlorine 0.2 ‐ mg/L < 0.1 < 0.1 8. Chloride as Cl 250 1000 mg/L 1692 1132 9. Sulphate as SO4 200 400 mg/L 782 694 10. Copper as Cu 0.05 1.5 mg/L 0.64 0.21 11. Iron as Fe 0.3 1.0 mg/L 0.21 0.12 12. Chromium as Cr6+ 0.05 NR mg/L 0.03 0.04 13. Zinc as Zn 5 15 mg/L 1.72 1.68 14. Phosphates as PO4 ‐ ‐ mg/L 0.21 0.14 15. Chemical Oxygen Demand ‐ ‐ mg/L 04 04 16. Biochemical Oxygen Demand
(3 days 270C) ‐ ‐ mg/L <03 <03
17. Oil & Grease Nil Nil mg/L < 0.01 < 0.01 Note: NR= NO Relaxation.
Monthly Environmental Data Generation Report, Gurha East Lignite Mine of M/s VS Lignite Power Private Limited
Vison Labs, Hyderabad. 81
Surface Water Quality Two surface Water samples inside 10 km radius Mine area was collected and analyzed. The analytical results are given in Table‐14.
TABLE‐14 SURFACE WATER
Date of Sample Collection: 12.03.2012
Sr.No
Parameter Units IS:2296
Limits
SW1 Chakdadar talab
SW2 Jogera Talab
Water 1. pH ‐ 6.5 – 8.5 7.92 7.920 2. Total Dissolved Solids mg/L 1500 212 168 3. Dissolved Oxygen mg/L 4 min 4.60 4.80 4. Total Suspended Solids mg/L ‐ 22 18 5. Total Hardness mg/L ‐ 60 32.0 6. Chloride as Cl mg/L 600 21.3 18.9 7. Sulphate as SO4
‐‐ mg/L 400 12.6 11.3 8. Residual Chlorine mg/L ‐ < 0.1 < 0.1 9. Iron as Fe mg/L ‐ 0.18 0.16 10. Chromium as Cr mg/L 50 < 0.005 < 0.004 12. Copper as Cu mg/L 0.1 < 0.001 < 0.001 12. Zinc as Zn mg/L 1.5 < 0.01 < 0.01 13. Phosphates as PO4 mg/L 15 < 0.01 < 0.01 14. Chemical oxygen Demand mg/L ‐ 8 5 15. Biochemical Oxygen Demand
( 3 days at 27oC) mg/L 3 < 3 < 3
16. Oil and grease mg/L 0.1 < 0.1 < 0.1
87