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 |
|---|---|---|---|---|
| Leonardtown High School | Loveville, MD | 1,750 | 21 | - |
| Town of Rock Hall | Rock Hall, MD | 1,750 | 21 | - |
| Bf Goodrich Tire Manufacturing | Woodburn, IN | 1,750 | 24 | - |
| Ponderosa Utilities Inc. | Montezuma, IA | 1,750 | 32 | - |
| Caltrans Camp Roberts Rsra Nb | San Luis Obispo, CA | 1,750 | 38 | - |
| Home Garden Csd | Hanford, CA | 1,750 | 160 | - |
| Harris Ranch Restaurant | Coalinga, CA | 1,750 | 174 | - |
| Town of Huachuca City | Tucson, AZ | 1,750 | 220 | - |
| Creekside Water System | Farmington Hills, TX | 1,749 | 71 | - |
| North Warren Muni Authority | Warren, PA | 1,749 | 83 | - |
| Cwm Water Authority | Dickinson, AL | 1,749 | 467 | - |
| Aqua Ohio - Preble County | Westerville, OH | 1,748 | 4 | Clean |
| Meredith Manor (Consec.) | Winter Park, FL | 1,748 | 33 | - |
| Wvawc Glade Springs District | Charleston, WV | 1,747 | 10 | - |
| City of Tenaha | Tenaha, TX | 1,746 | 281 | - |
| Matagorda WSC | Matagorda, TX | 1,746 | 102 | - |
| Reade Twp Muni Auth | Glasgow, PA | 1,746 | 179 | - |
| Forest Lakes Water Improvement District | Forest Lakes, AZ | 1,746 | 111 | - |
| Mazomanie Waterworks | Mazomanie, WI | 1,744 | 28 | - |
| Red Rock Canyon Visitor Center Blm | Las Vegas, NV | 1,744 | 84 | - |
| Gamerco Water & Sanitation | Gamerco, NM | 1,744 | 253 | - |
| Whiting Waterworks | Stevens Point, WI | 1,743 | 17 | - |
| Loop 360 WSC | Austin, TX | 1,743 | 33 | - |
| Cape Girardeau County PWSD 4 | Gordonville, MO | 1,743 | 52 | - |
| Spring Park | Spring Park, MN | 1,743 | 13 | - |
| Sebree Water Department | Sebree, KY | 1,743 | 44 | Clean |
| Delavan | Delavan, IL | 1,743 | 26 | - |
| Waterville Village | Waterville, NY | 1,742 | 36 | - |
| Lebanon W/A-West | Lexington, MS | 1,742 | 886 | - |
| Reform Water Association | Ackerman, MS | 1,742 | 284 | - |
| Howell Oregon County PWSD 2 North | West Plains, MO | 1,742 | 32 | - |
| Evart, City Of | Evart, MI | 1,742 | 20 | - |
| Penngrove Water Company (Puc) | Santa Rosa, CA | 1,742 | 19 | - |
| Petrified Forest Np | Petrified Forest, AZ | 1,742 | 54 | - |
| City of Crosbyton | Crosbyton, TX | 1,741 | 88 | - |
| Antwerp Village | Antwerp, OH | 1,741 | 64 | - |
| Edgerton, City Of | Edgerton, KS | 1,741 | 21 | - |
| Sumas Water Dept | Sumas, WA | 1,740 | 77 | - |
| Basin City Water Sewer District | Mesa, WA | 1,740 | 68 | - |
| Plum Creek | Christiansburg, VA | 1,740 | 14 | - |
| Osage Beach West PWS | Osage Beach, MO | 1,740 | 4 | - |
| Woodland Hills Mhc | Thornton, CO | 1,740 | 8 | - |
| Woodville Public Utility Dist | Tulare, CA | 1,740 | 19 | - |
| Upper Moenkopi | Tuba City, 09 | 1,740 | 364 | - |
| Lac Vieux Desert | Watersmeet, 05 | 1,740 | 120 | - |
| Le Grand Comm Services Dist | Le Grand, CA | 1,739 | 28 | - |
| City of Goldthwaite | Goldthwaite, TX | 1,738 | 108 | - |
| Oxford Village | Oxford, NY | 1,738 | 21 | - |
| Randolph Town Water District | Randolph, NY | 1,738 | 50 | - |
| Talley WSC | Marshall, TX | 1,737 | 98 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).