Municipal Water and Sewer System
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Transcript of Municipal Water and Sewer System
Municipal Water and Sewer System
WATER IN
WATER OUT
Water Purification Plant Storage/
Pressure Tank
Wastewater Treatment
Plant
Domestic Water Useby Country
100
200
300
400
0United States Canada Italy Sweden France Israel
380litres
329litres
250litres
200litres 150
litres135
litres
Litres of waterper person
per day
Waste less water shut off the water when it’s not being used
What do we mean by water conservation and efficiency?
Use water more efficiently use less water to do the same job
Stop misusing water don’t use it for the wrong purpose
We can save watereverywhere …
30% toilet flushing
35% showers and baths
10% kitchenand drinking 20% laundry
5% cleaning
The Three Rules ofwater conservation and efficiency
ReduceRepair
Retrofit
WHAT CAN YOU DO … in the kitchen?
10%
Reduce
Repair
Retrofit
ReduceAutomatic dishwasher? full loads energy-saver setting
Wash dishes by hand? fill the sink/pan
only partially and rinse in another pan
Reduce Keep a bottle of
drinking water in the fridge
Don’t thaw food under a running tap
Steam vegetables
Repair
Repair Leaks
RetrofitInstall…water-efficient faucet aerators
Think twice…before installing a home water treatment system
water conditioning water filtration
WHAT CAN YOU DO … in the bathroom?
65%
Reduce
Repair
Retrofit
Reduce
Turn the tap on only when you really need water
Don’t let the water run while you are doing things like brushing your teeth, shaving, etc.
Consider an automatic faucet
ReduceTake a 5-minute shower
Retrofit Install a low-flow showerhead
aerated non-aerated
Reduce
Half full should be enough
Careful with the hot water!
Reduce Don’t use your toilet
as a garbage can
Repair Toilet run-on
Leaks6 L
18
Retrofit
RETROFIT
18-litre 6-litre
Quick fix for now... water displacement
device (plastic bag or bottle)
water retention device (toilet dam)
Best solution... install a new 6-litre toilet (low-flow model)
WHAT CAN YOU DO … in the laundry room?
20%
Reduce
Repair
Retrofit
Reduce and Retrofit
Washing Machine Wash full loads Use the shortest cycle Adjust the water level Use warm water
Hot Water Tank Set the thermostat at
50°C and insulate Install a heat trap
Consider a point-of-use water heater
Reduce and Repair
Piping System Use meter readings in off-hours to detect leakage
Repair leaks
Keep pipes from freezing
Stop
!
Misusing the sink drain … for household cleaners, paint, solvents, pesticides, and other chemicals.
Store and dispose of hazardous products properly… Never pour them down the drain!
Buy only the environmentally hazardous products you really need and only in quantities you will completely use up.
WHAT CAN YOU DO … outdoors?
REDUCE REPAIR RETROFIT
Remember: Outdoor water use increases water consumption by 50% or more
Retrofit
Switch to low maintenance landscaping
Consider native vegetation
Replace grass with drought-resistant plants and ground cover
Use interlocking paving stones for walkways and patios
Reduce Don’t over water (2-5 cm/week;
at most every 3-5 days) Water in the coolest part of the
day (early morning) Use a sprinkler that delivers BIG
droplets (instead of spray) Water the lawn (not walkways
and roads) Use an automatic timer on the
sprinkler Leave grass at least 6 cm long
Reduce
DRIP DRIP DRIP
One real soaking beats several quick wettings
Deliver water slowly (3 drops/second)
Water the roots, not the leaves
Reduce Use rainwater
(from your rain barrel)
Use a wateringcan on flower and vegetable gardens
Use compost and mulch in your garden
Reduce Use a bucket and sponge to
wash the car
Use a trigger nozzle to rinse
SAVE ABOUT 300 LITRES OF WATER… each time !
Reduce
Use a broom to clean your driveway or sidewalk
SAVE ABOUT200 LITRES OF WATER… each time !
Reduce Use a pool cover
Check equipment for leaks
Keep the water in the pool... don’t overfill
WHAT CAN YOU DO… to keep track of water use?
Read the meter(if you have one)
Keep a water log
Pinpoint areas where water savings can be achieved
Water Log …
using average consumption figures
no big water users (e.g., swimming pool, big garden, etc.)
Result: > 200 L/day/person
with water efficiency
(Household with 2 adults)
WAT E R L OGW hat you do How m any tim es each day Actual Total
1
In the Bathroom
to ile t flushes
In the K itchen
In the Laundry Room
In the O utdoors
O ther
2 3 4 5 6 7
Average
Total W eekly
x 18 L
estim ate
65%
10%
20%
(record number of m inutes)
Total times
showers x 100 L
x 60 Lbaths
x 10 Lteeth brushing
x 20 Lshaving
cookingx 20 L
dishes by handx 35 L
x 40 Ldishwasher
washingx 225 L
car w ashes x 400 L
garden/lawnwatering
x 35 L/m in.
WAT E R L OGW hat you do How m any tim es each day Actual Total
1
In the Bathroom
to ile t flushes
In the K itchen
In the Laundry Room
In the O utdoors
O ther
2 3 4 5 6 7
Average
Total W eekly
x 18 L
estim ate
65%
10%
20%
(record number of m inutes)
Total times
showers x 100 L
x 60 Lbaths
x 10 Lteeth brushing
x 20 Lshaving
cookingx 20 L
dishes by handx 35 L
x 40 Ldishwasher
washingx 225 L
car w ashes x 400 L
garden/lawnwatering
x 35 L/m in.
5 7 4 6 7 9 8 46 828
2 1 1 2 1 7 7002 2 4
4 4 4 3 4 4 4 27
240
2701 1 1 1 1 5 100
1 1 1 1 1 1 1 7 140
1
1
1
1
1
1 1
3
4
105
160
1 2 3 675
1 1 400
30 30 1050
4668
WAT E R L OGW hat you do How m any tim es each day Actual Total
1
In the Bathroom
to ile t flushes
In the K itchen
In the Laundry Room
In the O utdoors
O ther
2 3 4 5 6 7
Average
Total W eekly
x 18 L
estim ate
65%
10%
20%
(record number of m inutes)
Total times
showers x 100 L
x 60 Lbaths
x 10 Lteeth brushing
x 20 Lshaving
cookingx 20 L
dishes by handx 35 L
x 40 Ldishwasher
washingx 225 L
car w ashes x 400 L
garden/lawnwatering
x 35 L/m in.
5 4 6 7 46
2 1 1 2 1 7 350
2 2 4
4 4 4 3 4 4 4 27
1 1 1 1 1 5 5
1 1 1 1 1 1 6 90
1
1
1
1
1
1 1
3
4
60
1 3 525
1 1 100
30 30
2743
6
5030
27
100
7 9 8 276
120
1
1
15
20
35 140
2 175
1050
Every Drop Counts …
Behaviour Change
Retrofit
18 L 6 L
For example… In the bathroomBefore18 L each20 L/min.
toilet flushesshowers
After6 L each9.5 L/min.
Adapted from Environment Canada’s publication: Water: No Time to Waste -
A Consumer’s Guide to Water Conservation.
For information on this and other Environment Canada publications, contact your local Environment Canada office or:
Enquiry Centre Environment Canada Ottawa, Ontario K1A 0H3 Tel.: (819) 997-2800 Toll free: 1-800-668-6767 Fax: (819) 953-2225
The End