Water Use in LCRA service area
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1 www.lcra.or g Water Use in LCRA service area Stacy Pandey Water Conservation Coordinator LCRA
description
Water Use in LCRA service area. Stacy Pandey Water Conservation Coordinator LCRA. LCRA Customer Survey. Municipal 25 surveys returned 80% of water use, 73% of connections Golf course (irrigation) 10 surveys returned 17% of water use Industrial 7 surveys returned 72% of water use. - PowerPoint PPT Presentation
Transcript of Water Use in LCRA service area
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Water Use in LCRA service
area
Stacy PandeyWater Conservation
CoordinatorLCRA
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LCRA Customer Survey
• Municipal– 25 surveys returned– 80% of water use, 73% of connections
• Golf course (irrigation)– 10 surveys returned– 17% of water use
• Industrial– 7 surveys returned– 72% of water use
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Total Connections of Surveyed Municipal Customers
% Connections by Water Use Category
0% 20% 40% 60% 80% 100%
Single Family
Multi-Family
Commercial
Industrial
Institutional
Wholesale
Public
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Municipal Water Use – by Category
% Water Use by User Type
63%
3%
13%
0%
1%
19%
1%
% Single Family
% Multi-family
% Commercial
% Industrial
% Institutional
% Wholesale
% Public
Single Family
Commercial
Wholesale
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Municipal Water Use – by category, minus WTC, Cedar Park
% Water Use by User Type
82%
2%
9%
1%
2%
3%
2%
% Single Family
% Multi-family
% Commercial
% Industrial
% Institutional
% Wholesale
% Public
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Total Irrigation Connections – Surveyed Municipal Customers
% Irrigation Connections by Water Use Category
14%
62%
0%
2%
0%
16%
5%
% Single Family
% Multi-Family
% Commercial
% Industrial
% Institutional
% Wholesale
% Public
Commercial
SF
MF
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Municipal Customer Water Use – Peak Month
Peak Month Water Use
0% 5% 10% 15% 20% 25% 30% 35% 40% 45%
1-10,000
10,000-25,000
25,000-50,000
>50,000
Gal
lon
s
% Connections
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Peak to Average Day Municipal Water Use
Range of Peak to Average Ratios for LCRA customers
29%
36%
21%
14%
2.0-2.29
2.3-2.59
2.6-2.89
>2.9
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Outdoor water use drivespeak demand
BASE VOLUME 75 %
Seasonal VolumeSeasonal Volume25%25%
DailyWater
Use
Winter WinterSummer
60 %
Time
Peak
40 %40 %
Base and SeasonalWater Use
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Water Loss – Municipal Customers
% Water Loss Reported by LCRA Customers
0.00%
5.00%
10.00%
15.00%
20.00%
25.00%
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
Customer #
% W
ater
Lo
ss
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Commercial facilities- surveyed municipal customers
Total Commercial Facilities
0 200 400 600 800 1000 1200 1400
Eating Establishments
Groceries
Stores & Offices
Car Washes
Hotels & Motels
Laundries
Shopping Centers & Malls
Other
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Industrial/Institutional facilities - surveyed municipal customers
Total Industrial/Institutional Facilities
0 20 40 60 80 100 120
Manufacturing
Power Facilities
Asphalt/Concrete
Hospitals
Schools
Colleges
Prisons
Public Facilities
Religious Organizations
Other
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Municipal - New Connections
Connection Growth
0
5000
10000
15000
20000
25000
New Connections last 5 yrs New Connections Next 5 yrs
14% increase
over past 5 years (96%
Residential)
24% increase predicted
over next 5 years (93%
Residential)
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Municipal Customers: Plans to meet Region K Demands
• Region K identified water shortages for 20 WUGs that purchase water from LCRA.
• Region K identifies conservation as a means to meet this water shortage.
• Only 5 of the 14 WUGs responding to survey have plans to meet future demands by conservation.
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Golf course water use
% Water Use within Golf Course Areas
49%
30%
19%
Fairway
Roughs
Greens
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Golf Course (Irrigation) Customers
• 4 used Reuse to meet 50-75% of raw water needs
• 7 using computer controlled irrigation system, 3 using onsite weather data
• 4 completed water audits
• Future demands:– 2 anticipate 10% increase in water demand over next
10-20 years– 2 customers anticipate using more reuse to meet future
demands
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Industrial customers
• Top water uses– 1st - Cooling towers (3-8 cycle range)– 2nd - Process uses
• Irrigation = <1% of total water use
• Toilet water use– 110 bathrooms for 2002 employees– Over 90% bathrooms >15 years old
• 4 completed water audits– None meter cooling tower use separately– Only 1 audited cooling towers
