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 |
|---|---|---|---|---|
| Laidlaw Water District | Bend, OR | 740 | 44 | - |
| Sun Mountain Water System LLC | Bend, OR | 740 | 31 | - |
| Black Butte Ranch Corporation | Sisters, OR | 740 | 6 | - |
| Trumbull Co. - Warren Twp PWS | Vienna, OH | 740 | 144 | - |
| Fultonville Village PWS | Fultonville, NY | 740 | 321 | - |
| Newport Village | Newport, NY | 740 | 162 | - |
| Peaceful Valley Campsites | Downsville, NY | 740 | 135 | - |
| North Hanover Upper Elementary School | Wrightstown, NJ | 740 | 131 | - |
| Royal Senter Ridge S/D | Cary, NC | 740 | 13 | - |
| St Jude Industrial Park | New Madrid, MO | 740 | 7 | - |
| 3M Cottage Grove | Cottage Grove, MN | 740 | 33 | - |
| Kent City High & Middle School | Kent City, MI | 740 | 35 | - |
| North Haven Water Department | North Haven, ME | 740 | 734 | - |
| Black Mtn Utility/Sukey Ridge | Baxter, KY | 740 | 77 | - |
| American Electric Power - Rockport Plant | Rockport, IN | 740 | 3 | - |
| Tilden | Tilden, IL | 740 | 40 | - |
| New Windsor | New Windsor, IL | 740 | 112 | - |
| Brownstown | Brownstown, IL | 740 | 44 | - |
| Tiskilwa | Tiskilwa, IL | 740 | 41 | - |
| John Knox Village | Orange City, FL | 740 | 46 | - |
| Pawnee Cg | Fort Collins, CO | 740 | 15 | - |
| Yakutat PWS | Yakutat, AK | 740 | 472 | - |
| Woodberry Forest School | Woodberry Forest, VA | 739 | 20 | - |
| Standing Rock NTUA | Ft Defiance, NN | 739 | 95 | - |
| Sandy Trail S/D | Charlotte, NC | 739 | 20 | - |
| Midway W/a #3 | Benton, MS | 739 | 325 | - |
| Union Water Association | Brandon, MS | 739 | 527 | - |
| Water Association of Moon Lake | Clarksdale, MS | 739 | 47 | - |
| Sebeka | Sebeka, MN | 739 | 32 | - |
| Northeastern Wayne High School | Fountain City, IN | 739 | 96 | - |
| Oakland | Oakland, IL | 739 | 39 | - |
| Lockesburg Waterworks | Lockesburg, AR | 739 | 60 | - |
| Lake Livingston Wiggins Village 1 | Livingston, TX | 738 | 2 | - |
| Fairplay WSC | Beckville, TX | 738 | 34 | - |
| Clovercreek MUD | Houston, TX | 738 | 201 | - |
| Ruby Ranch WSC | Buda, TX | 738 | 12 | - |
| Reservoir Acres Subdivision | Cypress, TX | 738 | 48 | - |
| City of Southmayd Westview Subdivision | Southmayd, TX | 738 | 51 | - |
| Rosemeadows III | Austin, TX | 738 | 36 | - |
| Colton | Colton, SD | 738 | 134 | - |
| Gratz Boro Water Revenue Fund | Gratz, PA | 738 | 356 | - |
| Bowdoinham Water District | Bowdoinham, ME | 738 | 2 | - |
| Shawnee Valley Pwd | Wolf Lake, IL | 738 | 50 | - |
| Vermont | Vermont, IL | 738 | 173 | - |
| Montrose Water Works | Montrose, IA | 738 | 33 | - |
| Blairstown Water Supply | Blairstown, IA | 738 | 54 | - |
| Arredondo Estates | Longwood, FL | 738 | 85 | - |
| Ridgeley, Town Of | Ridgeley, WV | 737 | 166 | - |
| City of Jewett | Jewett, TX | 737 | 75 | - |
| Eastwood Elementary School | Pemberville, OH | 737 | 11 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).