Member List

Name Website
Acme Water District #18  
Alderwood Water and Wastewater District www.awwd.com
Beacon Hill Water and Sewer District  
Belfair Water District #1  
Birch Bay Water & Sewer District www.bbwsd.com
Camano Vista Water District  
Cape San Juan Water District  
Cascade Water Alliance www.cascadewater.org
Cedar River Water & Sewer District www.crwsd.com
Chippewa Water & Sewer District  
Clark Regional Wastewater District www.crwwd.com
Clearview Water Supply Agency  
Clinton Water District www.clintonwaterdistrict.org
Coal Creek Utility District www.ccud.org
Covington Water District www.covingtonwater.com
Cowiche Sewer District  
Cross Valley Water District www.crossvalleywater.net
Discovery Clean Water Alliance  
East Gig Harbor Water District  
Fall City Water District  
Fisherman Bay Sewer District  
Grays Harbor County Water District #2  
Hartstene Pointe Water & Sewer District www.harstenepointe.us
Highlands Sewer District  
Holmes Harbor Sewer District  
King County Water District #45  
King County Water District #54  
King County Water District #90 www.kcwd90.com
King County Water District #125 www.waterdistrict125.com
Kitsap County Sewer District #7 www.kitsapsewer.org
Kittitas County Water District #5  
Lake Whatcom Water and Sewer District www.lwwsd.org
Lewis County Water District #2  
Lewis County Sewer District #4  
Maggie Lake Water District  
North Perry Avenue Water District www.northperrywd.org
Northeast Sammamish Sewer & Water District www.nesswd.org
Olympic View Water & Sewer District  
Point Roberts Water District #4 www.pointrobertswater.com
Regional Water Supply System  
Rocky Point Water District #12  
Ronald Wastewater District www.ronaldwastewater.org
Sammamish Plateau Water & Sewer District www.spwater.org
Saratoga Water District  
Skagit County Sewer District #1  
Skyway Water & Sewer District www.skywayws.org
Snoqualmie Pass Utility District www.snopass.org
Steptoe Sewer & Water District  
Sunnyslope Water District  
Terrace Heights Sewer District  
Trails End Water District www.northmason.com/trailsendwater
Valley Water District www.valleywaterdistrict.com
Vashon Sewer District  
Walla Walla Housing Authority  
Water District #19 www.water19.com
West Sound Utility District www.wsud.us
Whatcom County Water District #2  
Whatcom County Water District #7 www.wcwd7.com
Williams Lake Sewer District #2  
Wollochet Harbor Sewer District  
Woodinville Water District www.woodinvillewater.com