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 |
|---|---|---|---|---|
| Millersport Village PWS | Millersport, OH | 3,200 | 84 | - |
| New Miami Village PWS | New Miami, OH | 3,200 | 114 | Clean |
| Heritage Springs Water Works | Clifton Park, NY | 3,200 | 343 | - |
| Mahopac School Complex (Falls, Mms, Mhs) | Mahopac, NY | 3,200 | 4 | - |
| Ruidoso Downs Racetrack | Ruidoso Downs, NM | 3,200 | 94 | - |
| Ocean Gate Water Dept | Ocean Gate, NJ | 3,200 | 149 | - |
| Montana Technological University | Butte, MT | 3,200 | 179 | - |
| Mooreville-Richmond W/a #2 | Mooreville, MS | 3,200 | 989 | - |
| Six Flags St Louis | Eureka, MO | 3,200 | 18 | - |
| Terre Du Lac | Des Peres, MO | 3,200 | 456 | - |
| Portageville PWS | Portageville, MO | 3,200 | 111 | - |
| Mercer County PWSD 1 | Mercer, MO | 3,200 | 44 | Detected |
| Canton PWS | Canton, MO | 3,200 | 41 | - |
| Springs/Portsmouth Apartments | Bloomfield Hills, MI | 3,200 | 31 | - |
| Laketown Township | Holland, MI | 3,200 | 0 | - |
| Cottrellville Township | Cottrellville, MI | 3,200 | 14 | - |
| Leicester Water Supply District | Leicester, MA | 3,200 | 184 | - |
| Tyson Fresh Meats, Inc | Holcomb, KS | 3,200 | 81 | - |
| Leavenworth Co RWD 1C | Basehor, KS | 3,200 | 17 | - |
| Delphi Water Works | Delphi, IN | 3,200 | 205 | - |
| Northshore Univ Glenbrook | Glenview, IL | 3,200 | 42 | Clean |
| Lanai City | Lanai City, HI | 3,200 | 153 | - |
| Florida State Hospital | Chattahoochee, FL | 3,200 | 23 | - |
| Milton Water Department | Milton, DE | 3,200 | 20 | - |
| Longs Peak WD | Longmont, CO | 3,200 | 4 | - |
| Rancho los Amigos Hospital | Alhambra, CA | 3,200 | 4 | Detected |
| Freeport McMoran Bagdad Town | Bagdad, AZ | 3,200 | 134 | - |
| University of Alabama at Birmingham | Birmingham, AL | 3,200 | 33 | - |
| Mt. Vista - Dungeness Golf Course | Sequim, 10 | 3,200 | 25 | Clean |
| Nisqually-Leschi & West Nisqually | Olympia, 10 | 3,200 | 694 | - |
| Jemez Pueblo | Jemez Pueblo, 06 | 3,200 | 58 | - |
| Union Grove WSC | Gladewater, TX | 3,198 | 25 | - |
| Manistique | Manistique, MI | 3,197 | 42 | - |
| Owego WD #4 | Apalachin, NY | 3,196 | 5 | - |
| Outdoor Adventures Lakeshore Resort | Davison, MI | 3,196 | 21 | - |
| Blm-Briceburg Water System | Midpines, CA | 3,196 | 8 | - |
| Tyler County Psd | Friendly, WV | 3,195 | 98 | - |
| Strohs Water Company Inc | Tacoma, WA | 3,192 | 19 | - |
| Woodcreek MUD | Houston, TX | 3,192 | 6 | - |
| Harris County Wcid 136 | Houston, TX | 3,192 | 15 | - |
| City of Blanco | Blanco, TX | 3,192 | 562 | - |
| Garnett, City Of | Garnett, KS | 3,192 | 196 | - |
| Hemingway Town of (Sc4510004) | Hemingway, SC | 3,191 | 77 | Clean |
| Hickman Water Department | Hickman, KY | 3,191 | 329 | Clean |
| Fordyce Water Co | Fordyce, AR | 3,191 | 37 | Clean |
| Rothschild Waterworks | Rothschild, WI | 3,190 | 176 | - |
| Sunderland Water District | Sunderland, MA | 3,190 | 50 | - |
| Oconee Crossing WS (Res.& Comm.) | Eatonton, GA | 3,189 | 78 | - |
| PA Amer Water Co Forest City | Wilkes Barre, PA | 3,188 | 5 | - |
| Springs Valley Regional Water District | French Lick, IN | 3,188 | 70 | Clean |