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Portland Water Bureau

From forest to faucet, we deliver the best drinking water in the world.

GENERAL INFORMATION: 503-823-7404

1120 SW Fifth Ave, Suite 600, Portland, OR 97204

More Contact Info

Green Building

Graywater for toilet flushing

The rules and regulations for the use of graywater for toilet flushing can be found at the State Building Codes Division website.

Graywater for irrigation

The Oregon Department of Environmental quality manages the rules and regulations for the use of graywater for irrigation.

Rainwater Resources

The following City of Portland bureaus have resources to help you learn more about collecting rainwater.

Rain Barrels

The Portland Water Bureau does not provide incentives for rain barrels. For information on the City rules and recommendations for rain barrels contact the Bureau of Environmental Services at 503-823-7740.

WaterSense

WaterSense is a national partnership program designed to promote water efficiency and enhance the market for water-efficient products, programs, and practices. WaterSense helps consumers identify water-efficient products and programs that meet WaterSense