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 |
|---|---|---|---|---|
| Sky Harbour WSC | Granbury, TX | 1,248 | 90 | - |
| City of Lipan | Lipan, TX | 1,248 | 40 | - |
| Thompson Bp #901801 | Fenton, MI | 1,248 | 46 | - |
| Fairland Crossing Apartments | Silver Spring, MD | 1,248 | 0 | - |
| Dalcour Waterworks District | Belle Chasse, LA | 1,248 | 90 | - |
| Alton Municipal Water Department | Alton, IA | 1,248 | 62 | - |
| Amana Society Water System North | Amana, IA | 1,248 | 20 | - |
| Laguna Seca Recreation WS | Salinas, CA | 1,248 | 198 | - |
| Bethel Area | Christiansburg, VA | 1,247 | 12 | - |
| Upper Calhoun/Sandy Run (Sc0920002) | Gaston, SC | 1,247 | 34 | - |
| Sharpe Reservation | Fishkill, NY | 1,247 | 33 | - |
| Indian Lake Boro Waterworks | Central City, PA | 1,246 | 41 | - |
| Washburn City Of | Washburn, ND | 1,246 | 119 | - |
| Quincy Water Association #2 | Amory, MS | 1,246 | 265 | - |
| Copiah W/a - Bayou Pierre #1 | Gallman, MS | 1,246 | 1,146 | - |
| Western Hills Harbor | Austin, TX | 1,245 | 12 | - |
| West Holmes Water Association | Tchula, MS | 1,245 | 489 | - |
| Clarkston Lake Estates | Farmington Hills, MI | 1,245 | 16 | - |
| Fork Christian Church | Fork, MD | 1,245 | 0 | - |
| Tchefuncta Club Estates | Covington, LA | 1,245 | 38 | - |
| Barnsdall | Barnsdall, OK | 1,243 | 2,431 | - |
| MUD Creek Water Association #4 | Pontotoc, MS | 1,243 | 295 | - |
| Coleman, City Of | Coleman, MI | 1,243 | 29 | - |
| Lakes of Rosehill Water System | Austin, TX | 1,242 | 25 | Detected |
| Wathena, City Of | Wathena, KS | 1,242 | 34 | Clean |
| Kettleman City Csd | Kettleman City, CA | 1,242 | 131 | - |
| Lagrange Mountain Water Authority | Leighton, AL | 1,242 | 11 | - |
| Frederic Waterworks | Frederic, WI | 1,241 | 25 | - |
| Salem Municipal Water System | Salem, KY | 1,241 | 14 | - |
| Wisconsin Veterans Home | King, WI | 1,240 | 26 | - |
| Okeene | Okeene, OK | 1,240 | 58 | - |
| Gnadenhutten | Gnadenhutten, OH | 1,240 | 46 | Clean |
| New Vienna Village | New Vienna, OH | 1,240 | 170 | - |
| Jackpot Water System | Jackpot, NV | 1,240 | 161 | - |
| Quick Chek Store #178 | Whitehouse Station, NJ | 1,240 | 18 | - |
| St Mary Par Jt Water Sewer Commission 5 | Jeanerette, LA | 1,240 | 40 | - |
| Prospect Heights Plaza | Prospect Heights, IL | 1,240 | 478 | - |
| Canterbury Park | Lakewood, CO | 1,240 | 6 | - |
| Sbdno County Service Area 70 Cedar Glen | San Bernardino, CA | 1,240 | 24 | - |
| Howell Mountain Mutual Water Company | Angwin, CA | 1,240 | 92 | - |
| Keenan WSC | Montgomery, TX | 1,239 | 14 | - |
| McBee Town of (Sc1310004) | McBee, SC | 1,239 | 2 | - |
| Wisner, City Of | Wisner, NE | 1,239 | 174 | - |
| Dubberly Water System | Dubberly, LA | 1,239 | 19 | - |
| Wayne City | Wayne City, IL | 1,239 | 24 | - |
| Craig-New Castle Psa | New Castle, VA | 1,238 | 26 | - |
| City of Roscoe | Roscoe, TX | 1,238 | 658 | - |
| Athena, City Of | Athena, OR | 1,238 | 46 | - |
| Thomas | Thomas, OK | 1,238 | 68 | - |
| New Waterford Village PWS | New Waterford, OH | 1,238 | 299 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).