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Home + 20-gallon challenge

California's main water sources have been severely impacted by record dry conditions. And we're already using our reserves to supply our everyday water. Our water situation is serious. But here's how you can help.

Join the 20-Gallon Challenge today! Check out the tips below to learn how easy it is to save 20 gallons of water a day. 

If you are a resident of the following areas check out their Web sites for more information:


Indoor Conservation Tips for Residents

Estimated Savings

Run the dishwasher only when full

2-4.5 gallons per load

Don't leave water running while rinsing dishes

2.5 gallons per minute

Turn off water when brushing teeth

2 gallons per minute

Shorten showers

2.5 gallons per minute

Don't use the toilet as a wastebasket

1.6 gallons per flush

Wash only full loads of clothes

15-50 gallons per load

Fix leaky toilets

30-50 gallons per day per toilet

Fix leaky faucets

15-20 gallons per day per leak

Get a rebate for installing a new high-efficiency
clothes washer

20-30 gallons per load

Replace older, high-volume flushing toilets

2.2-3.8 gallons per flush

 

Landscape Irrigation Tips for Residents

Estimated Savings

Water your yard only before 8 a.m. to reduce evaporation and interference from wind

20-25 gallons a day

Don't overwater!

Reduce each irrigation cycle by 1-3 minutes, or eliminate one irrigation cycle per week. Use the landscape calculator and watering index.

Water only after the top inch of soil is dry. Reset irrigation controllers and replace batteries in the spring

15-25 gallons per minute;
up to 250 gallons per cycle

Adjust sprinklers to prevent overspray and runoff.

15-25 gallons per day

Repair leaks and broken sprinkler heads.

20 gallons per day per leak

Add 2” to 3” of mulch around trees and plants to reduce evaporation.

20-30 gallons per day per 1,000 sq. ft.

Install water-efficient drip irrigation system for trees, shrubs and flowers to get water to the plant's roots more efficiently.

20-25 gallons per day

Upgrade to a “smart irrigation controller” that automatically adjusts watering times for hotter weather, and shuts down the system when it rains.

40 gallons per day

Replace a portion of lawn with beautiful native and California Friendly® plants. NOTE: These plants do
best when planted after winter rains begin.

33-60 gallons per day per 1,000 sq. ft.
depending on climate



Other Outdoor Ideas
Estimated Savings

Use a broom instead of a hose to clean driveways and sidewalks.

8-18 gallons per minute

Adjust your pressure reducer (if you have one)
to keep pressure between 40 and 60 p.s.i.

Varies

Don't leave the hose running while washing your car.
Get a self-closing nozzle for your hose.

8-18 gallons per minute

Repair any leaks around pool and spa pumps.

20 gallons per day per leak

Repair leaking hose bibs.

15-20 gallons per day per leak

Install covers on pool and spas to reduce evaporation.

30 gallons per day

Install pressure reducer if your pressure is
greater than 80 p.s.i.

Varies


Conservation Tips for Business

Don't overwater!

  • Cut irrigation to 2 or 3 days per week
    or use the landscape calculator and watering index
    to learn how much to water.

  • Water only after the top inch of soil is dry.

  • Reset irrigation controllers and replace batteries
    in the spring and fall.

20-25 gallons per day

15-25 gallons per minute;
up to 250 gallons per cycle

Use a broom instead of a hose to clean driveways
and sidewalks.

8-18 gallons a minute

Adjust sprinklers to prevent overspray and run-off.

15-25 gallons per day

Add 2” to 3” of mulch around trees and plants
to reduce evaporation.

20-30 gallons per day
per 1,000 sq. ft.

Install water-efficient drip irrigation system for trees,
shrubs, and flowers to get water to them more efficiently.

20-25 gallons per day

Upgrade to a “smart irrigation controller” that
automatically adjusts watering times for hotter days
and shuts down the system when it rains

525 gallons per 30 station controller

Replace a portion of lawn with beautiful native and
California Friendly® plants. These plants do best when
planted after winter rains begin.

33-60 gallons per day per 1,000 sq. ft. depending on climate


Commercial/Industrial Indoor

Click here for money-saving rebates on efficient cooling
tower conductivity controllers, toilets, urinals, connectionless
food steamers—valves, water brooms, and high-efficiency
clothes washers.

Varies per fixture