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 |
|---|---|---|---|---|
| Sligo Water System Incorporated | Coushatta, LA | 2,850 | 415 | - |
| Westville Correctional Facility | Westville, IN | 2,850 | 83 | - |
| Summertree | New Port Richey, FL | 2,850 | 52 | - |
| Perry County Water Authority | Marion, AL | 2,850 | 144 | - |
| Notasulga Water System | Notasulga, AL | 2,850 | 36 | - |
| Fort Hall | Fort Hall, 10 | 2,850 | 505 | Clean |
| Kewaunee Waterworks | Kewaunee, WI | 2,848 | 137 | - |
| City of Glen Rose | Glen Rose, TX | 2,848 | 517 | - |
| Lake Kiowa Sud | Lake Kiowa, TX | 2,848 | 77 | - |
| Magnolia-Guste Island | Des Peres, LA | 2,847 | 9 | - |
| Adjuntas Urbano | Adjuntas, PR | 2,846 | 108 | Clean |
| Warwick Twp Rothsville System | Lititz, PA | 2,846 | 137 | - |
| Town of River Bend | River Bend, NC | 2,846 | 79 | - |
| New Buffalo Township | New Buffalo, MI | 2,845 | 2 | - |
| Trinity Water Works System | Trinity, AL | 2,844 | 5 | - |
| Granite Falls | Granite Falls, MN | 2,843 | 5 | - |
| Cumberland Municipal Water Works | Cumberland, KY | 2,843 | 175 | Clean |
| Roland | Roland, OK | 2,842 | 237 | - |
| Petersburg Town Of | Petersburg, WV | 2,841 | 58 | - |
| Real Anon | Ponce, PR | 2,841 | 33 | - |
| Holiday Shores SD | Edwardsville, IL | 2,840 | 136 | Clean |
| Pennington WSC | Pennington, TX | 2,839 | 40 | - |
| Albion | Albion, IL | 2,839 | 20 | - |
| Providence SHMC | Spokane, WA | 2,838 | 0 | - |
| East Montgomery County MUD 12 | Houston, TX | 2,838 | 0 | - |
| Rankin Road West MUD | Houston, TX | 2,838 | 25 | - |
| Baylor WSC | Seymour, TX | 2,838 | 56 | - |
| Maysville Water System | Maysville, GA | 2,838 | 87 | - |
| Fairmont, Town Of | Fairmont, NC | 2,837 | 168 | - |
| Brown County State Park | Nashville, IN | 2,836 | 484 | - |
| Battle Ground High and Lewisville E | Battle Ground, WA | 2,835 | 15 | - |
| Travis County Wcid Point Venture | Lago Vista, TX | 2,835 | 106 | - |
| Pink Hill WSC | Bells, TX | 2,835 | 9 | - |
| East Richland Ww District | Delhi, LA | 2,835 | 65 | - |
| Egan Water Corporation No 2 | Egan, LA | 2,835 | 121 | - |
| Cuthbert | Cuthbert, GA | 2,835 | 59 | Clean |
| Bull Shoals Water System | Bull Shoals, AR | 2,835 | 15 | - |
| And-Tro Water Authority - District 1 | Tell City, IN | 2,833 | 7 | - |
| Lakeside MUD 3 | Austin, TX | 2,832 | 0 | - |
| Maumelle Water Corporation | Roland, AR | 2,832 | 2 | - |
| Clio Water Works | Clio, AL | 2,832 | 62 | Clean |
| Bridgeport Public Water System | Bridgeport, OH | 2,830 | 202 | - |
| Sheraton Hotels | Honolulu, HI | 2,830 | 28 | - |
| Harris County MUD 155 | Houston, TX | 2,829 | 41 | - |
| East Columbia Water System | Columbia, LA | 2,829 | 374 | - |
| Fairfax Water Supply | Fairfax, IA | 2,828 | 32 | - |
| Southeast | Winter Haven, FL | 2,828 | 32 | - |
| Monterey Water Assn-West | Florence, MS | 2,827 | 957 | - |
| Rogers City, City Of | Rogers City, MI | 2,827 | 6 | - |
| Hutchinson Irrigation Dist #16 | Spokane Valley, WA | 2,826 | 25 | - |