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 |
|---|---|---|---|---|
| Fort Polk North Housing Water System | Fort Johnson, LA | 2,155 | 7 | - |
| Norris City | Norris City, IL | 2,155 | 33 | - |
| Graham Correctional Site | Hillsboro, IL | 2,155 | 7 | - |
| Alderbrook Water Co | Union, WA | 2,154 | 14 | - |
| Cape Royale Utility District | Coldspring, TX | 2,154 | 32 | - |
| Lisbon City Of | Lisbon, ND | 2,154 | 6 | - |
| Tracy | Tracy, MN | 2,154 | 17 | - |
| Mountain Hill Water Company | Newark, MD | 2,154 | 6 | - |
| Spaulding Township | Saginaw, MI | 2,153 | 8 | - |
| Clay City Water System | Clay City, KY | 2,153 | 40 | - |
| Mustang Valley WSC | Cranfils Gap, TX | 2,152 | 55 | - |
| Pardeeville Waterworks | Pardeeville, WI | 2,151 | 58 | - |
| Salmon Brook District Water Dept | Granby, CT | 2,151 | 127 | - |
| Mabton City Of | Mabton, WA | 2,150 | 172 | - |
| Fork Union Sanitary District | Bremo Bluff, VA | 2,150 | 41 | - |
| Fairfield Muni Auth | Fairfield, PA | 2,150 | 93 | - |
| Shoemakersville Boro Water Sys | Shoemakersville, PA | 2,150 | 206 | - |
| Owego WD #3 | Apalachin, NY | 2,150 | 0 | - |
| Holley Village | Holley, NY | 2,150 | 156 | - |
| Northeast Consolidated School | Greensboro, NC | 2,150 | 162 | - |
| Manchester | Manchester, MI | 2,150 | 9 | - |
| Town of Hurlock | Hurlock, MD | 2,150 | 21 | - |
| New Pekin Water Utility | Pekin, IN | 2,150 | 52 | Detected |
| Fraser Town Of | Fraser, CO | 2,150 | 44 | - |
| BIA San Carlos | San Carlos, 09 | 2,150 | 309 | - |
| Limekiln State Park | Olga, WA | 2,149 | 14 | - |
| Watkins Glen Village | Watkins Glen, NY | 2,149 | 30 | - |
| Wilk-Amite W/a #1-South | Gloster, MS | 2,149 | 313 | - |
| Lake Limerick Water | Shelton, WA | 2,148 | 422 | - |
| Ishpeming Twp - West | Ishpeming, MI | 2,148 | 23 | - |
| Oil City Water Works | Oil City, LA | 2,148 | 1,085 | - |
| Owensville Water Works | Owensville, IN | 2,148 | 25 | - |
| Morton City Of | Morton, WA | 2,147 | 52 | - |
| Aqua Ohio - Midvale | Massillon, OH | 2,147 | 101 | - |
| Belington Town Of | Belington, WV | 2,146 | 16 | - |
| Bally Muni Water Works | Bally, PA | 2,146 | 337 | - |
| Ruidoso Downs Water System | Ruidoso Downs, NM | 2,146 | 133 | - |
| Cabool PWS | Cabool, MO | 2,146 | 16 | - |
| Logan Co P S D - Crawley Creek | Logan, WV | 2,145 | 76 | - |
| Prairie Hill WSC | Prairie Hill, TX | 2,145 | 481 | - |
| Hertford Water System | Hertford, NC | 2,145 | 46 | - |
| Lowes Retail Store #1976 | Newton, NJ | 2,144 | 20 | - |
| Great Salt Bay Sanitary District | Damariscotta, ME | 2,143 | 226 | - |
| Lake Bonanza WSC | Montgomery, TX | 2,142 | 71 | - |
| Town of Simmesport Water System | Simmesport, LA | 2,142 | 36 | - |
| Orleans Water Works | Orleans, IN | 2,142 | 41 | - |
| Cuba City Waterworks | Cuba City, WI | 2,141 | 31 | - |
| Mountain Lakes Water Company | Stanardsville, VA | 2,141 | 708 | - |
| South Paris Water Co-Op | Paris, TN | 2,141 | 11 | - |
| Vernon Valley Plaza LLC | Vernon, NJ | 2,140 | 30 | - |