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 |
|---|---|---|---|---|
| Windham High Sch | Windham, NH | 1,110 | 18 | - |
| Ago - Tow's Country Store #43 | Sparta, MI | 1,110 | 17 | - |
| Ogden Dunes Water | Ogden Dunes, IN | 1,110 | 48 | - |
| Speedway #6748 | Springfield, IN | 1,110 | 52 | - |
| Flanagan | Flanagan, IL | 1,110 | 24 | - |
| Arnolds Park Water Department | Arnolds Park, IA | 1,110 | 9 | - |
| Kwik Trip 323 Verona | La Crosse, WI | 1,108 | 18 | - |
| Crescent Bar System | Ephrata, WA | 1,108 | 43 | - |
| VA Rest Area I-95 | Emporia, VA | 1,108 | 3 | - |
| Mill Creek Area Mun Auth | Mill Creek, PA | 1,108 | 426 | - |
| Borough of Avondale | Avondale, PA | 1,108 | 420 | - |
| Ojo Encino North NTUA | Ft Defiance, NN | 1,108 | 92 | - |
| Norlina, Town Of | Norlina, NC | 1,108 | 242 | - |
| Newberry Correctional Facility | Newberry, MI | 1,108 | 99 | - |
| Summit/Highlands | Prince Frederick, MD | 1,108 | 4 | - |
| Oraville Water District | Ava, IL | 1,108 | 7 | - |
| Inyo County Pwd - Independence | Independence, CA | 1,108 | 21 | - |
| Lawson-Urbana Water Assoc | El Dorado, AR | 1,108 | 26 | - |
| Donald, City Of | Donald, OR | 1,107 | 65 | Clean |
| Elmore City Rw Corp | Elmore City, OK | 1,107 | 55 | - |
| Marathon Village | Marathon, NY | 1,107 | 21 | - |
| Weeping Water, City Of | Weeping Water, NE | 1,107 | 35 | - |
| Mount Hermon Water District | Mount Hermon, LA | 1,107 | 36 | - |
| Town of Merryville Water System | Merryville, LA | 1,107 | 96 | - |
| Family Express #43 Lafayette SR 25 | Valparaiso, IN | 1,107 | 79 | - |
| Bakman Water-Rolling Hills | Fresno, CA | 1,107 | 12 | Clean |
| Town of Beaumont | Beaumont, MS | 1,106 | 385 | - |
| Conway Springs, City Of | Conway Springs, KS | 1,106 | 385 | - |
| Cal Am Water Company - Hidden Hills | Pacific Grove, CA | 1,106 | 0 | - |
| Elsinore Town Water System | Elsinore, UT | 1,105 | 171 | - |
| Brookeland Fwsd | Jasper, TX | 1,105 | 7 | - |
| Stringtown PWA | Stringtown, OK | 1,105 | 471 | - |
| Jeddito NTUA | Ft Defiance, NN | 1,105 | 121 | - |
| Northwest Water Supply Inc | Raeford, NC | 1,105 | 514 | - |
| Walnut Mountain S/D POA | Ellijay, GA | 1,105 | 60 | - |
| Family Market Water System | Hayward, CA | 1,105 | 0 | - |
| North Edwards WD | North Edwards, CA | 1,105 | 209 | - |
| City of Houston District 82 | Houston, TX | 1,104 | 7 | Clean |
| Barton WSC | Gordon, TX | 1,104 | 170 | - |
| Griffith Creek U.d. | Whitwell, TN | 1,104 | 114 | - |
| Monticello Water System | Lake Providence, LA | 1,104 | 130 | - |
| Remington Rec Water Dist | Athol, ID | 1,104 | 8 | - |
| Glasgow PWS | Glasgow, MO | 1,103 | 44 | - |
| Gateway Plaza Hart | Hart, MI | 1,103 | 131 | - |
| I.b. Campground | Monticello, IN | 1,103 | 90 | - |
| Belleville Water | Belleville, AR | 1,103 | 89 | - |
| St Francis Rural Water Assoc | Forrest City, AR | 1,103 | 6 | - |
| Berkeley Co Pswd-Glenwood Forest | Martinsburg, WV | 1,102 | 75 | - |
| Glenwood City Waterworks | Glenwood City, WI | 1,102 | 25 | - |
| Colfax Waterworks | Colfax, WI | 1,102 | 17 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).