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 |
|---|---|---|---|---|
| Tamarac Village | Southfield, MI | 873 | 20 | - |
| Stella Maris | Timonium, MD | 873 | 0 | - |
| Florence Sawyer School | Bolton, MA | 873 | 252 | - |
| Mitchell Co RWD 2 | Glen Elder, KS | 873 | 519 | - |
| Medora Water Department | Medora, IN | 873 | 43 | - |
| Brandon Waterworks | Brandon, WI | 872 | 35 | - |
| Johns Farms | Brewster, WA | 872 | 4 | - |
| Rolling Hills-Glencairn | Oak Harbor, WA | 872 | 46 | - |
| Hill City | Hill City, SD | 872 | 251 | - |
| Pittsburg Co. RWD #9 (Mcalester) | McAlester, OK | 872 | 116 | - |
| Bloomingburg Water Transportation Co | Bloomingburg, NY | 872 | 2 | - |
| Garnet Health - Catskills | Harris, NY | 872 | 14 | - |
| Aurelius WD No 3 | Auburn, NY | 872 | 98 | - |
| Cleveland, Town Of | Cleveland, NC | 872 | 68 | - |
| Sturgeon PWS | Sturgeon, MO | 872 | 27 | - |
| DNR - Tahq. Falls St. Pk., Lwr Falls | Lansing, MI | 872 | 0 | - |
| Monroe Water Department | Monroe, IN | 872 | 9 | - |
| Farwell, Village Of | Farwell, MI | 871 | 18 | - |
| Madisonville Water Supply | Madisonville, LA | 871 | 8 | - |
| Cameron Parish Ww District 9 | Grand Chenier, LA | 871 | 292 | Clean |
| Alpaugh Community Services District | Alpaugh, CA | 871 | 158 | - |
| Lake of the Woods Community Club | Gig Harbor, WA | 870 | 12 | - |
| Adams County Water Dist #1 | Othello, WA | 870 | 25 | - |
| Admirals Cove Water District | Freeland, WA | 870 | 51 | - |
| Norwich Fire District 1 | Norwich, VT | 870 | 15 | - |
| Falls Mills - Tcpsa | North Tazewell, VA | 870 | 152 | - |
| Dinosaur NM - Dinosaur Quarry | Vernal, UT | 870 | 13 | - |
| Pine Harbor Subdivision | Austin, TX | 870 | 48 | Clean |
| Harris County MUD 539 | Houston, TX | 870 | 0 | - |
| City of Big Wells | Big Wells, TX | 870 | 114 | - |
| City of Liverpool | Liverpool, TX | 870 | 381 | - |
| Conneaut Lake Borough WTP | Conneaut Lake, PA | 870 | 264 | Clean |
| Osmond, City Of | Osmond, NE | 870 | 150 | - |
| Chester Town Of | Chester, MT | 870 | 25 | - |
| Town of Louise | Louise, MS | 870 | 523 | - |
| Mount Washington Pediatric Hospital | Baltimore, MD | 870 | 0 | - |
| Granby JR SR High and East Meadow School | Granby, MA | 870 | 104 | - |
| Galva, City Of | Galva, KS | 870 | 47 | - |
| Rhs Water Corporation | Bloomington, IN | 870 | 39 | - |
| Lyons Water Utility | Lyons, IN | 870 | 649 | - |
| Paw Paw | Paw Paw, IL | 870 | 73 | - |
| Lawrence County Correctional Center | Dieterich, IL | 870 | 20 | - |
| Descanso Community Water District | Sacramento, CA | 870 | 35 | - |
| Far Horizons East MHP | Tucson, AZ | 870 | 34 | - |
| Verde Lakes Water - Big Valley | Camp Verde, AZ | 870 | 203 | - |
| Sandario Water Company | Glendale, AZ | 870 | 45 | - |
| Mc Rae Waterworks | McCrae, AR | 870 | 57 | - |
| Whitakers, Town Of | Witakers, NC | 869 | 144 | - |
| Mallard Head S/D | Cary, NC | 869 | 117 | - |
| Kwp Utility Company LLC | Memphis, MS | 869 | 317 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).