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 |
|---|---|---|---|---|
| Aspc Yuma | Yuma, AZ | 4,197 | 441 | Clean |
| Yadkinville, Town Of | Yadkinville, NC | 4,196 | 248 | Detected |
| Bowling Green PWS | Bowling Green, MO | 4,195 | 38 | Detected |
| Rockville Light & Water | Rockville, IN | 4,195 | 121 | Clean |
| Jeff Davis Water District 4 | Jennings, LA | 4,194 | 8 | Clean |
| Town of Ferriday Water System | Ferriday, LA | 4,193 | 2,042 | Clean |
| City of Whitesboro | Whitesboro, TX | 4,192 | 42 | Clean |
| Chilton Waterworks | Chilton, WI | 4,191 | 11 | Clean |
| Cal Am - Arden | Sacramento, CA | 4,191 | 2 | Detected |
| Cool Ridge Flat Top Psd | Cool Ridge, WV | 4,190 | 43 | Clean |
| Wellsville City Water System | Wellsville, UT | 4,190 | 631 | Clean |
| City of Comanche | Comanche, TX | 4,190 | 211 | Detected |
| Harrah | Harrah, OK | 4,190 | 291 | Clean |
| Town of Taylor | Taylor, AZ | 4,190 | 309 | - |
| Harris County MUD 536 | Houston, TX | 4,188 | 0 | - |
| Morrison | Morrison, IL | 4,188 | 4 | Clean |
| Marion Water & Sewer Board, City Of | Marion, AL | 4,188 | 196 | Clean |
| Stanley, Town Of | Stanley, VA | 4,185 | 77 | Clean |
| New Brockton Water Department | New Brockton, AL | 4,185 | 81 | - |
| Mayes Co RWD #4 | Pryor, OK | 4,183 | 44 | Detected |
| Meadow Vista Cwd | Meadow Vista, CA | 4,183 | 0 | Clean |
| West Memorial MUD | The Woodlands, TX | 4,182 | 8 | Clean |
| Moffat WSC | Temple, TX | 4,182 | 20 | Clean |
| City of Broussard Hwy 90 Water System | Broussard, LA | 4,182 | 48 | - |
| Aqua Illinois-Peotone | Kankakee, IL | 4,182 | 27 | Clean |
| Jefferson Water Department | Jefferson, IA | 4,182 | 30 | Clean |
| Sienna Plantation Management District | Houston, TX | 4,179 | 17 | - |
| Fort Bend County MUD 41 | Houston, TX | 4,179 | 171 | Detected |
| Monteagle Public Utility Board | Monteagle, TN | 4,179 | 103 | Clean |
| Whispering Pines Development | Charlotte, NC | 4,178 | 29 | Clean |
| New Baden | New Baden, IL | 4,178 | 15 | Detected |
| Lake Charter Township | Bridgman, MI | 4,177 | 7 | Clean |
| Golden State Water Co - Wrightwood | Apple Valley, CA | 4,177 | 4 | Detected |
| Town of Church Point Water System | Church Point, LA | 4,176 | 43 | Clean |
| Walton Waterworks Department | Walton, KY | 4,173 | 24 | Detected |
| St Maries City Of | St Maries, ID | 4,173 | 28 | - |
| City of Shenandoah | Shenandoah, TX | 4,172 | 6 | - |
| White Pine Water System | White Pine, TN | 4,171 | 41 | Detected |
| City of Nassau Bay | Nassau Bay, TX | 4,170 | 12 | Detected |
| LeSueur | LeSueur, MN | 4,170 | 13 | Clean |
| Carlisle Water Supply | Carlisle, IA | 4,170 | 67 | Detected |
| Camden Water & Sewer Department | Camden, AL | 4,170 | 59 | Clean |
| Tennessee Ridge Water System | Tennessee Ridge, TN | 4,169 | 16 | Clean |
| Eglin Main | Eglin Afb, FL | 4,169 | 29 | Clean |
| Omnd Water Treatment Plant | Dickinson, ND | 4,168 | 4 | Clean |
| City of Missouri City Mustang Bayou Wate | Missouri City, TX | 4,167 | 57 | - |
| Paradise | Ashford, WA | 4,165 | 5 | - |
| Sheffield Village PWS | Sheffield Village, OH | 4,165 | 20 | Clean |
| Manila Waterworks | Manila, AR | 4,165 | 23 | Clean |
| Planada Csd | Planada, CA | 4,164 | 14 | Detected |