Public Water Systems
4,557 active public water systems in WA, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
| WINCHESTER FARMWORKER - CFP | Wenatchee, WA | 96 | 0 | — |
| ZIRKLE - MCNARY RANCH #2 | Yakima, WA | 96 | 1 | — |
| Zirkle Gap Ranch #2 | Yakima, WA | 96 | 0 | — |
| Zirkle - Royal Slope Ranch #2 | Yakima, WA | 96 | 0 | — |
| Hi-Point Housing | Pasco, WA | 96 | 2 | — |
| Monson Fruit - Liberty Zillah | Yakima, WA | 96 | 0 | — |
| Capstone Farmworker Housing | Cle Elum, WA | 96 | 6 | — |
| Lawrence Orchards Farmworker | Royal City, WA | 96 | 0 | — |
| Ice Harbor Riverview | Cle Elum, WA | 96 | 0 | — |
| Flat Top Ranch West Bank Housing | Yakima, WA | 96 | 3 | — |
| Sand Slope Acres | Othello, WA | 96 | 0 | — |
| Zirkle-Husky Ranch #2 | Yakima, WA | 96 | 0 | — |
| Valicoff YVH H2A Housing | Wapato, WA | 96 | 4 | — |
| Zirkle-Pasco Ranch #5 | Yakima, WA | 96 | 0 | — |
| King Fuji Ranch Housing No. 2 | Yakima, WA | 96 | 0 | — |
| Underwood H2A Housing 1 | Yakima, WA | 96 | 0 | — |
| Canyon Farm Camp | Pasco, WA | 96 | 21 | — |
| Monson Fruit - Rd 9 H2A Housing | Yakima, WA | 96 | 2 | — |
| GMP Orchards LLC - Harbo | Yakima, WA | 96 | 0 | — |
| Pomona H2A Housing | Yakima, WA | 96 | 2 | — |
| Zirkle-Finley Ranch H2A Housing #2 | Yakima, WA | 96 | 2 | — |
| Underwood H2A Housing 2 | Yakima, WA | 96 | 0 | — |
| Stadelman-Zillah Camp 1 | Yakima, WA | 96 | 8 | — |
| Westhill Farmworker Housing | Ephrata, WA | 96 | 0 | — |
| Flat Top Ranch-Fishhook H2A Housing | Yakima, WA | 96 | 0 | — |
| High Line Housing | Yakima, WA | 96 | 0 | — |
| Quincy II Housing #1 | Yakima, WA | 96 | 1 | — |
| Eddie Farms - Dairy Site | Grandview, WA | 96 | 0 | — |
| Sagemoor Cherry Harvest Camp | Yakima, WA | 96 | 2 | — |
| Matson - Selah Campus #2 | Yakima, WA | 96 | 0 | — |
| Schaake Rd Housing | Yakima, WA | 96 | 2 | — |
| Radar 2 Farmworker Housing | Yakima, WA | 96 | 4 | — |
| Monument Hills FWH | Wapato, WA | 96 | 0 | — |
| Stokely #1 - Evans Rd FWH | Grandview, WA | 96 | 1 | — |
| Borton - Bowtie Camp | Yakima, WA | 96 | 1 | — |
| Borton - Tieton Jones Camp | Yakima, WA | 96 | 2 | — |
| Quincy Housing FWH | Yakima, WA | 96 | 2 | — |
| Olsen Road South FWH | Grandview, WA | 96 | 1 | — |
| Olsen Road North FWH | Grandview, WA | 96 | 2 | — |
| Borton - Mesa Rock Ranch | Yakima, WA | 96 | 0 | — |
| Benton Snipes | Cle Elum, WA | 96 | 0 | — |
| Boast East Farmworker Housing | Grandview, WA | 96 | 0 | — |
| Grant Rd 25 | Cle Elum, WA | 96 | 0 | — |
| Grant K East | Cle Elum, WA | 96 | 0 | — |
| Borton - Occidental Camp I | Yakima, WA | 96 | 0 | — |
| Borton - Occidental Camp II | Yakima, WA | 96 | 0 | — |
| Halverstick Temp Farmworker Housing | Lynden, WA | 96 | 0 | — |
| Borton - Tieton Jones II Camp | Yakima, WA | 96 | 0 | — |
| Borton - Burbank Heights Jubilee #1 | Yakima, WA | 96 | 0 | — |
| Valley Roz 8 Farmworker Housing | Yakima, WA | 96 | 0 | — |