Washington water providers — page 24
Find published drinking-water records, providers, and official agency resources for Washington. Review sources, sample dates, and coverage.
Official drinking-water resources
- Washington State Department of Health - Office of Drinking Water
- Washington Division of Environmental Health Office of Drinking Water Sentry Internet Database
The responsible agency may differ for tribal systems. Record availability and sample dates vary by provider.
Community systems appear first. Sort: Population served · A–Z
Public water systems
4,691 systems in the imported directory. Includes community systems, schools, workplaces, and other public systems.
- Dakota Heights Water SystemWA53AC681 · CWS · Population served: 29
- Elma Evergreen VillageWA5324155 · CWS · Population served: 29
- Fourth of July Creek EstatesWA5331989 · CWS · Population served: 29
- Grasslands ParkWA53AB290 · CWS · Population served: 29
- Heather Water WorksWA5332114 · CWS · Population served: 29
- Hillcrest Homestead Tracts WaterWA5333120 · CWS · Population served: 29
- Kzh Farms - HiggyWA5311445 · CWS · Population served: 29
- North 16 Domestic Water AssnWA5361250 · CWS · Population served: 29
- Plain Flats Water SystemWA5339592 · CWS · Population served: 29
- Cascade View Estates #1WA53AA044 · CWS · Population served: 28
- Eaglecrest Water & Road AssociationWA5326091 · CWS · Population served: 28
- Faranda Water AssociatonWA5324643 · CWS · Population served: 28
- Grandview Beach Water Assoc IncWA5328950 · CWS · Population served: 28
- Hogans WaterWA5333625 · CWS · Population served: 28
- Hollingsworth Water Assoc IncWA5364450 · CWS · Population served: 28
- Islandwood EstatesWA5300588 · CWS · Population served: 28
- Johnston, James WWA5319001 · CWS · Population served: 28
- Louella HeightsWA5300585 · CWS · Population served: 28
- Lyons Water SystemWA53AA796 · CWS · Population served: 28
- Mini-Pearl Water SystemWA5311161 · CWS · Population served: 28
- Majestic Oaks Water SystemWA5355860 · CWS · Population served: 28
- Mountain RidgeWA53AB326 · CWS · Population served: 28
- Queen Anne Water Works LLCWA5304212 · CWS · Population served: 28
- Rivendell Water AssociationWA5313679 · CWS · Population served: 28
- Seascape Water AssociationWA5307095 · CWS · Population served: 28
- SmithvilleWA53AA101 · CWS · Population served: 28
- Valley View Estates Water SystemWA5306321 · CWS · Population served: 28
- Country Lane EastWA5315523 · CWS · Population served: 27
- Goss Lakeridge Acres AssociationWA5322070 · CWS · Population served: 27
- Maple ValleyWA5300346 · CWS · Population served: 27
- North Forty Property Owners AssnWA5301698 · CWS · Population served: 27
- Smugglers Cove Water SystemWA5301666 · CWS · Population served: 27
- Sun Desert IncWA5319936 · CWS · Population served: 27
- Sunrise Beach AssociationWA5385641 · CWS · Population served: 27
- Swiftwater Trailer ParkWA5386633 · CWS · Population served: 27
- Timaru Community Water AssociationWA5398215 · CWS · Population served: 27
- Trails West SubdivisionWA5389080 · CWS · Population served: 27
- Cascade View Road Water SystemWA5328020 · CWS · Population served: 26
- Clark & Owens Water SystemWA5315864 · CWS · Population served: 26
- Coxville Water Assn #1WA5302777 · CWS · Population served: 26
- Dryden OrchardWA5320095 · CWS · Population served: 26
- Green Velvet Water SystemWA5329615 · CWS · Population served: 26
- Ocosta Mobile Home Park LLCWA5396887 · CWS · Population served: 26
- Peterson-WhittakerWA5301799 · CWS · Population served: 26
- Reser Creek Water SystemWA5304761 · CWS · Population served: 26
- Settle WaterWA5302211 · CWS · Population served: 26
- Salish Sea Water SystemWA53AC941 · CWS · Population served: 26
- Bridge RoadWA53AB775 · CWS · Population served: 25
- Cascade View Estates #3WA53AA046 · CWS · Population served: 25
- Erickson Lake TractsWA5354572 · CWS · Population served: 25
- Frostad Farms Water AssnWA5326648 · CWS · Population served: 25
- Goose Gap Water AssociationWA5303404 · CWS · Population served: 25
- Longwood Water AssociationWA5348160 · CWS · Population served: 25
- Park Orchard Tract 40WA5366139 · CWS · Population served: 25
- Red Gate Mobile Home ParkWA5371614 · CWS · Population served: 25
- Sward 278WA5306046 · CWS · Population served: 25
- Twin Pines Mobile Home ParkWA5331790 · CWS · Population served: 25
- Viking Village Mobile Home ParkWA5391908 · CWS · Population served: 25
- Wagon Wheel EstateWA5392062 · CWS · Population served: 25
- Whispering Cedars105300120 · CWS · Population served: 25
- Winlock Waters 2WA5307925 · CWS · Population served: 25
- Woods Creek Water DistrictWA5398230 · CWS · Population served: 25
- 165th Ave Water SystemWA5325241 · CWS · Population served: 24
- Hazel Dell Mobile ParkWA5331975 · CWS · Population served: 24
- MeadowsWA5304569 · CWS · Population served: 24
- West Deer Lake #1WA5300615 · CWS · Population served: 24
- Goldens Mobile Home ParkWA5328385 · CWS · Population served: 23
- Salt Aire Mobile TerraceWA5375616 · CWS · Population served: 23
- Trowbridge Court Condo AssnWA5300339 · CWS · Population served: 23
- Patterson AdditionWA5366565 · CWS · Population served: 22
- Sunset Park Water CoWA5386140 · CWS · Population served: 21
- Clarks Creek LLCWA5322880 · CWS · Population served: 20
- Skyline RidgeWA53AE053 · CWS · Population served: 20
- Tranquilcene Trailer ParkWA53AB025 · CWS · Population served: 20
- Naches RV ResortWA53AD938 · CWS · Population served: 13
- Azwell OrchardsWA5303523 · CWS · Population served: 7
Schools, workplaces and other non-community systems
- Port of Seattle/Seatac AirportWA5303182 · NTNCWS · Population served: 49,483
- Quil Ceda Village105300116 · NTNCWS · Population served: 30,000
- Gorge AmphitheatreWA5362514 · TNCWS · Population served: 25,119
- Cougar Rock CampgroundWA53NP140 · TNCWS · Population served: 9,722
- Energy Dept of/200wWA5300100 · NTNCWS · Population served: 6,351
- Indian John Rest Area (EB/WB)WA53HD331 · TNCWS · Population served: 5,718
- Spokane Business & Industrial ParkWA5383027 · NTNCWS · Population served: 5,000
- LongmireWA53NP580 · NTNCWS · Population served: 4,871
- Sun Lakes State ParkWA53SP920 · TNCWS · Population served: 4,858
- Moran State Park-Mountain LakeWA53SP541 · TNCWS · Population served: 4,804
- Moran State Park - Summit LakeWA5337350 · TNCWS · Population served: 4,803
- Moran State Park-Cascade LakeWA53SP540 · TNCWS · Population served: 4,783
- ParadiseWA53NP680 · TNCWS · Population served: 4,165
- Stevens Pass Water SystemWA5384245 · NTNCWS · Population served: 4,053
- Hatton Coulee Rest AreaWA53HD280 · TNCWS · Population served: 3,882
- Schrag Eb/Wb Rest AreasWA53HD650 · TNCWS · Population served: 3,734
- Toutle River Rest Area Nb/SbWA53HD840 · TNCWS · Population served: 3,590
- Millersylvania State ParkWA53SP530 · TNCWS · Population served: 3,456
- Legends Casino105300153 · NTNCWS · Population served: 3,450
- Providence SHMCWA53AD002 · NTNCWS · Population served: 3,199
- Twanoh State ParkWA53SP940 · TNCWS · Population served: 3,173
- Maytown Rest AreaWA53HD445 · TNCWS · Population served: 3,134
- Box CanyonWA53NP040 · TNCWS · Population served: 3,099
- Sunrise No 12WA53NP850 · TNCWS · Population served: 3,018