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Graywater Resources

Graywater laundry to landscape rebate

FAQ: Graywater Frequently Asked Questions [PDF]

Legal Requirements: California Plumbing Code: Chapter 15 describes graywater system requirements [PDF]. Check with your local building or permitting department for additional rules to consider when planning your project. An overview of legal Laundry to Landscape systems is provided in Section 1502.1.1 (pages 353 and 354 of the linked PDF, or pages 310 and 311 of the printed version)

Assistance Finding Installers, Equipment, and Additional Information

How-To Videos

Mulch Basins: Learn about different types of mulch to place in your graywater system's mulch basins.

Soils: Improve the health and structure of your soil to benefit your graywater system's performance.

Soaps and Detergents: Key Tips and General Information

Agency Guides

General Resources

Questions or Broken Links? Call the Water Conservation Hotline at (408) 630-2554 or email us at

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