To foster regional water supply planning, Cascade is a member of the Central Puget Sound Water Suppliers' Forum and other groups active in Central Puget Sound and the State. To learn more about the organizations associated with Cascade, please click on the links below.

American Water Works Association

Association of Metropolitan Water Agencies

Washington Association of Sewer & Water Districts

Central Puget Sound Water Suppliers' Forum

U.S. Conference of Mayors

U.S. Environmental Protection Agency

Washington State Department of Ecology

Washington State Department of Health

King County

Seattle Public Utilities

Tacoma Water

Everett Public Works