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 |
|---|---|---|---|---|
| Flat Fork WSC | Center, TX | 1,605 | 65 | - |
| Hollands Quarter WSC | Carthage, TX | 1,605 | 89 | - |
| Raywood WSC | Raywood, TX | 1,605 | 46 | - |
| Northwest Harris County MUD 28 | Houston, TX | 1,605 | 35 | - |
| Exeter High Sch | Exeter, NH | 1,605 | 8 | - |
| American Dream RV Park Water System | Englewood, LA | 1,605 | 6 | - |
| Hartley Municipal Water Department | Hartley, IA | 1,605 | 0 | - |
| Scott Lake | Port Orchard, WA | 1,604 | 8 | - |
| St. Croix Travel Information Cntr. MNDOT | St. Paul, MN | 1,604 | 51 | - |
| Harbor Beach, City Of | Harbor Beach, MI | 1,604 | 28 | - |
| Remerton | Remerton, GA | 1,604 | 124 | - |
| River Bend HOA | Snoqualmie, WA | 1,603 | 16 | - |
| Hillsboro City Of | Hillsboro, ND | 1,603 | 9 | - |
| Sideling Hill State Park Exhibit Rt 68 W | Hagerstown, MD | 1,603 | 1 | - |
| Dunlap | Dunlap, IL | 1,603 | 19 | - |
| Radford Army Ammunition Plant | Radford, VA | 1,602 | 35 | - |
| Wheeler Municipal Water System | Wheeler, TX | 1,602 | 268 | - |
| Liddieville Water System | Winnsboro, LA | 1,602 | 32 | - |
| Marshall County Psd 2 | Moundsville, WV | 1,601 | 285 | - |
| WI DOT Rest Area 63 Lomira South Bound | Madison, WI | 1,601 | 17 | - |
| WI DOT Rest Area 64 Lomira North Bound | Madison, WI | 1,601 | 36 | - |
| Durham Center Division | Durham, CT | 1,601 | 298 | - |
| Hotevilla Village | Hotevilla, 09 | 1,601 | 120 | - |
| Vista West Water Company | Casper, WY | 1,600 | 20 | - |
| Okanogan Neighbors | Tonasket, WA | 1,600 | 5 | - |
| Grand Isle Consolidated Water District | Grand Isle, VT | 1,600 | 188 | - |
| Brentsville High School | Manassas, VA | 1,600 | 46 | - |
| Genola City | Genola, UT | 1,600 | 83 | - |
| Moroni City | Morni, UT | 1,600 | 447 | - |
| Lincoln Memorial University | Harrogate, TN | 1,600 | 168 | - |
| Ponaganset High School | North Scituate, RI | 1,600 | 156 | Clean |
| Corp. de Servicios de Acued. Anones Maya | Naranjito, PR | 1,600 | 466 | - |
| Conewago Ind Park | York, PA | 1,600 | 293 | - |
| Rutters Farm Store 77 | York, PA | 1,600 | 212 | - |
| Barkeyville Mun Authority | Grove City, PA | 1,600 | 98 | - |
| Aqua PA Lake Latonka WTP | Sharon, PA | 1,600 | 38 | Clean |
| Linesville Municipal Authority | Linesville, PA | 1,600 | 74 | - |
| Township of Springdale | Harwick, PA | 1,600 | 88 | - |
| Middleburg Municipal Authority | Middleburg, PA | 1,600 | 389 | - |
| Aqua PA Honeybrook | Bryn Mawr, PA | 1,600 | 39 | - |
| Biggs Service District | Moro, OR | 1,600 | 1 | - |
| Kingston PWA | Kingston, OK | 1,600 | 51 | - |
| Wilson Municipal Authority | Wilson, OK | 1,600 | 90 | - |
| Locust Grove | Locust Grove, OK | 1,600 | 1,498 | - |
| Honda Dma Trans Manufacturing OH Div | Russells Point, OH | 1,600 | 20 | - |
| Northridge Local School Campus | Johnstown, OH | 1,600 | 272 | - |
| Timberlake Water System | Columbus, OH | 1,600 | 201 | Clean |
| Wyoming Correctional | Attica, NY | 1,600 | 39 | - |
| Golden Hill Water District | Red Hook, NY | 1,600 | 9 | - |
| Border City Water District | Waterloo, NY | 1,600 | 33 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).