Public Water Systems
143,076 active public water systems, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| Fessenden Elementary School | Ocala, FL | 460 | 27 | - |
| Alma Town Of | Alma, CO | 460 | 61 | - |
| Belleview Christian College | Westminster, CO | 460 | 215 | - |
| Clarksburg Middle School | Rio Vista, CA | 460 | 24 | - |
| Willowside School | Santa Rosa, CA | 460 | 6 | - |
| Rincon Valley Mobile Estates | Novato, CA | 460 | 14 | - |
| Pence Vineyards | Buellton, CA | 460 | 1 | - |
| Diamond Jim S Casino | Rosamond, CA | 460 | 14 | - |
| Gridley Farm Labor Housing | Chico, CA | 460 | 15 | - |
| Vatia ASG | Pago Pago, AS | 460 | 48 | - |
| Dugualla Community Inc | Oak Harbor, WA | 459 | 6 | - |
| Jamestown WSC | Jasper, TX | 459 | 19 | - |
| Gober MUD | Gober, TX | 459 | 87 | - |
| Wynnwood Haven Estates | Austin, TX | 459 | 15 | - |
| Woodland Harbor | Des Peres, TX | 459 | 15 | - |
| Wolsey | Wolsey, SD | 459 | 91 | - |
| Ravia | Ravia, OK | 459 | 130 | - |
| Carrollton Limestone Town Water District | Limestone, NY | 459 | 38 | - |
| Cvs #2302 | Williamstown, NJ | 459 | 15 | - |
| Ansley, Village Of | Ansley, NE | 459 | 52 | - |
| Barclay Downs S/D | Cary, NC | 459 | 9 | - |
| Sunburst Town Of | Sunburst, MT | 459 | 243 | - |
| Leaf Water Association-South | McLain, MS | 459 | 559 | - |
| North Oaks | North Oaks, MN | 459 | 0 | - |
| Powers-Spalding Water Authority | Powers, MI | 459 | 8 | - |
| Freedom Cafe | Naples, ME | 459 | 18 | - |
| Francis Water Company | Garrett, KY | 459 | 191 | - |
| Morning View Water Company | Idaho Falls, ID | 459 | 44 | - |
| Ila | Ila, GA | 459 | 6 | - |
| Lakeland/Beechwood Pump District | Dover, DE | 459 | 7 | - |
| Point Arena Water Works | Point Arena, CA | 459 | 5 | - |
| Trailer Haven Mobile Home Park | Sacramento, CA | 459 | 4 | - |
| East Lowndes Water Association, Inc. | Columbus, AL | 459 | 0 | - |
| Kendall Waterworks | Kendall, WI | 458 | 79 | - |
| Cobb Waterworks | Cobb, WI | 458 | 137 | - |
| City of Smiley | Smiley, TX | 458 | 101 | - |
| Wilbur and McMahon School | Little Compton, RI | 458 | 67 | - |
| Ottawa Co RWD # 1 | Wyandotte, OK | 458 | 119 | - |
| Lexington Elementary School | Alliance, OH | 458 | 0 | - |
| La Jara Water Users Association | La Jara, NM | 458 | 375 | - |
| Pvwc-Postbrook | Clifton, NJ | 458 | 52 | - |
| Five Star Mobile Home Park | Skokie, MN | 458 | 0 | - |
| Clearbrook | Clearbrook, MN | 458 | 1 | - |
| Hamlin Mobile Home Park | Southfield, MI | 458 | 18 | - |
| Allendale | Allendale, IL | 458 | 228 | - |
| Cave Bay Community System | Worley, ID | 458 | 107 | - |
| East Lake Harris Estates | Longwood, FL | 458 | 26 | - |
| City of Hampton WTP | Hampton, FL | 458 | 153 | - |
| Newdale Grand Valley WC | Rocky Ford, CO | 458 | 32 | - |
| Kennedy Grocery | La Quinta, CA | 458 | 77 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).