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 |
|---|---|---|---|---|
| Dorsey Water Association | Fulton, MS | 2,561 | 18 | - |
| Little Creek Water Association | Sheridan, AR | 2,561 | 9 | Clean |
| Harris County Fwsd 1A | Houston, TX | 2,560 | 212 | - |
| Central Water Works | McDavid, FL | 2,560 | 27 | - |
| Caltrans Camp Roberts Rsra Sb | San Luis Obispo, CA | 2,560 | 31 | - |
| Tule River Reservation Main | Porterville, 09 | 2,560 | 662 | - |
| City of Electra | Electra, TX | 2,559 | 128 | - |
| Palmer Plantation MUD 2 | Houston, TX | 2,559 | 2 | - |
| Odnr-Hocking Hills State Park | Columbus, OH | 2,559 | 154 | - |
| Mason City | Mason City, IL | 2,558 | 91 | - |
| Saddlebrook Farms | Grayslake, IL | 2,558 | 50 | - |
| East Williston (V) | East Williston, NY | 2,556 | 9 | - |
| North Lee W/a-Beech Springs | Saltillo, MS | 2,556 | 85 | - |
| Belton-Honea Path WA (Sc0410011) | Honea Path, SC | 2,555 | 17 | - |
| Northwest Onslow Water Assoc | Richlands, NC | 2,555 | 62 | - |
| Lake Crystal | Lake Crystal, MN | 2,554 | 25 | - |
| Eminence Water Works | Eminence, KY | 2,554 | 14 | - |
| Glynn Co.-South Main Land | Brunswick, GA | 2,554 | 21 | - |
| Rogina Water Company Inc. | Talmage, CA | 2,554 | 7 | - |
| Montgomery County MUD 84 | Houston, TX | 2,553 | 0 | - |
| Holiday Beach WSC | Rockport, TX | 2,553 | 22 | - |
| Hayward Water Utility | Hayward, WI | 2,552 | 72 | - |
| Town of Colfax | Colfax, LA | 2,552 | 76 | - |
| Walters Public Works Authority | Walters, OK | 2,551 | 355 | - |
| Jefferson Public Water Authority | Jefferson, AR | 2,551 | 19 | - |
| Bammel Utility District | Houston, TX | 2,550 | 5 | - |
| City of Leonard | Leonard, TX | 2,550 | 69 | - |
| Browns Ferry Water Co (Sc2220003) | Georgetown, SC | 2,550 | 51 | - |
| Jenkinsville Water Company (Sc2020001) | Jenkinsville, SC | 2,550 | 154 | - |
| Blair Twp Water & Sewer Auth | Duncansville, PA | 2,550 | 44 | - |
| Muskogee Co. RWD #6 | Wainwright, OK | 2,550 | 530 | - |
| Rouses Point Village WD | NY | 2,550 | 236 | - |
| Freeny W/a #2-Rosebud System | Carthage, MS | 2,550 | 692 | - |
| Mattawan | Mattawan, MI | 2,550 | 71 | - |
| Emmett Township | Battle Creek, MI | 2,550 | 27 | - |
| Town of White Castle Water System | White Castle, LA | 2,550 | 29 | - |
| Cross City WTP | Cross City, FL | 2,550 | 349 | - |
| Wolcott Water Department | Wolcott, CT | 2,550 | 137 | - |
| Caltrans-O'Brien Srra | Redding, CA | 2,550 | 5 | - |
| Marshall Waterworks | Marshall, AR | 2,550 | 36 | - |
| Bono Waterworks | Bono, AR | 2,550 | 9 | - |
| Harpersville Water Board | Harpersville, AL | 2,550 | 20 | - |
| Snowdoun Water System Inc | Montgomery, AL | 2,550 | 4 | - |
| Mexia Water System, Inc. | Mexia, AL | 2,550 | 112 | - |
| Goodwater Wtr Works & Sewer Bd, City Of | Goodwater, AL | 2,550 | 165 | - |
| Kanawha Falls Psd | Gauley Bridge, WV | 2,547 | 522 | - |
| Swift WSC | Nacogdoches, TX | 2,547 | 14 | - |
| Fort Bend County MUD 140 Rivers Edge | Sugar Land, TX | 2,547 | 4 | - |
| Antlers PWA | Antlers, OK | 2,547 | 462 | - |
| MO American Lawson | St Joseph, MO | 2,546 | 22 | - |