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 |
|---|---|---|---|---|
| Pioneer Water & Sewer District | Casper, WY | 1,500 | 16 | - |
| Rafter J Subdivision HOA | Wilson, WY | 1,500 | 177 | - |
| WY DOT-Summit Rest Area | Laramie, WY | 1,500 | 10 | - |
| Independence Waterworks | Independence, WI | 1,500 | 218 | - |
| Concordia University | Mequon, WI | 1,500 | 27 | - |
| Tapps Island Water System | Lake Tapps, WA | 1,500 | 33 | - |
| Royalton Fire District 1 | South Royalton, VT | 1,500 | 87 | - |
| Stuart, Town Of | Stuart, VA | 1,500 | 20 | - |
| Brookneal, Town Of | Brookneal, VA | 1,500 | 158 | - |
| Haynesville Correctional Center | Lawrenceville, VA | 1,500 | 12 | - |
| Kilmarnock, Town Of | Kilmarnock, VA | 1,500 | 32 | - |
| I-64 Rest Area Wbl-Oilville | Buena Vista, VA | 1,500 | 16 | - |
| St. Juliens Creek Annex | Portsmouth, VA | 1,500 | 19 | - |
| High Knob | Front Royal, VA | 1,500 | 86 | - |
| South Willard | Willard, UT | 1,500 | 138 | - |
| Inv Nylon Chemicals Americas Victoria Si | Victoria, TX | 1,500 | 50 | - |
| Sand Hills WSC | Center, TX | 1,500 | 101 | - |
| East Montgomery County MUD 4 | Houston, TX | 1,500 | 0 | - |
| Inteplast Group | Lolita, TX | 1,500 | 7 | - |
| Borger Refinery | Borger, TX | 1,500 | 8 | - |
| Katy-Hockley Business Park | Houston, TX | 1,500 | 0 | - |
| Cfsa Schiel Road Sports Complex | Cypress, TX | 1,500 | 0 | - |
| Colonel Museum Inc | Galveston, TX | 1,500 | 38 | - |
| Pilot Travel Center 1354 | Knoxville, TX | 1,500 | 0 | - |
| City of Baird | Baird, TX | 1,500 | 226 | - |
| Jbsa - Bullis | San Antonio, TX | 1,500 | 259 | - |
| US Army Belton Lake Outdoor Recreation A | Fort Hood, TX | 1,500 | 12 | - |
| Martin | Martin, SD | 1,500 | 116 | - |
| Chariho Regional Middle School | Wood River Junction, RI | 1,500 | 10 | - |
| Prudence Island Water District | Prudence Island, RI | 1,500 | 506 | - |
| Guardia Nacional de Pr, Fort Allen | Juana Diaz, PR | 1,500 | 59 | - |
| Viatris Pharmaceuticals LLC | Vega Baja, PR | 1,500 | 4 | - |
| Peach Bottom Power Sta | Delta, PA | 1,500 | 118 | - |
| Sheetz Store #288 | Claysburg, PA | 1,500 | 83 | - |
| Harrisburg Intl Airport | Middletown, PA | 1,500 | 268 | - |
| Sykesville Borough | Sykesville, PA | 1,500 | 273 | - |
| Imperial Point Water Service | Fairview, PA | 1,500 | 432 | - |
| Vernon Twp Water Authority | Meadville, PA | 1,500 | 31 | - |
| Saegertown Borough | Saegertown, PA | 1,500 | 631 | - |
| Hawthorn Redbank Redbank MA | Hawthorn, PA | 1,500 | 438 | - |
| Excela Westmoreland Hospital | Greensburg, PA | 1,500 | 275 | - |
| Mt Morris Water & Sewage Auth | Mount Morris, PA | 1,500 | 101 | - |
| Worthington West Franklin Jma | Worthington, PA | 1,500 | 276 | - |
| Flight 93 National Memorial | Stoystown, PA | 1,500 | 33 | - |
| Somerset Cnty Fair Assn | Meyersdale, PA | 1,500 | 95 | - |
| Martins Gen Store | Alexandria, PA | 1,500 | 29 | - |
| Upper Halfmoon Water | Port Matilda, PA | 1,500 | 124 | - |
| Federal Corr Institute Loretto | Cresson, PA | 1,500 | 308 | - |
| Chestnut Ridge School District | New Paris, PA | 1,500 | 747 | - |
| Turkey Hill (Gilbert) | Lancaster, PA | 1,500 | 0 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).