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 |
|---|---|---|---|---|
| Ewing-Ina Water Commission | Whittington, IL | 2,393 | 26 | - |
| Tonasket Water System | Tonasket, WA | 2,392 | 25 | - |
| Town of North Carrollton | North Carrollton, MS | 2,392 | 846 | - |
| Crawford County Water System | Roberta, GA | 2,392 | 10 | - |
| Rolling Fork PUD | Houston, TX | 2,391 | 18 | - |
| Parkers Chapel Public Water | El Dorado, AR | 2,391 | 7 | - |
| Williamstown Boro Auth | Williamstown, PA | 2,390 | 325 | - |
| Ossipee Town Of | Elon, NC | 2,390 | 242 | - |
| Shady Grove Utility District | Laurel, MS | 2,390 | 1,112 | - |
| Seneca PWS | Seneca, MO | 2,390 | 73 | - |
| Highland Water Association | Hardy, AR | 2,390 | 21 | - |
| Boistfort Valley | Adna, WA | 2,389 | 388 | - |
| Park View Water & Sanitary District | Eldridge, IA | 2,389 | 52 | - |
| Point Enterprise WSC | Mexia, TX | 2,388 | 37 | - |
| Santee Town of (3810011) | Santee, SC | 2,388 | 9 | - |
| E Shoshone County Water Dist Wallace | Wallace, ID | 2,388 | 7 | - |
| Cimarrona | Guayama, PR | 2,387 | 173 | - |
| Silverton Town Of | Silverton, CO | 2,387 | 34 | - |
| Yorktown Naval Weapons Station | Yorktown, VA | 2,386 | 39 | - |
| Cascade Municipal Water Supply | Cascade, IA | 2,386 | 46 | - |
| Lakeside Wcid 2D | Austin, TX | 2,385 | 20 | - |
| Saint Pauls, Town Of | St. Pauls, NC | 2,385 | 202 | - |
| Connecticut Correctional Institute | Wethersfield, CT | 2,385 | 460 | - |
| Neillsville Waterworks | Neillsville, WI | 2,384 | 18 | - |
| Decaturville Water System | Linden, TN | 2,384 | 51 | - |
| Hull Water Supply | Hull, IA | 2,384 | 9 | - |
| Glacier Water District | Glacier, WA | 2,383 | 14 | - |
| Napier Field Water System | Napier Field, AL | 2,382 | 12 | - |
| Lakeland Sanitary Dist 1 | Minocqua, WI | 2,381 | 20 | - |
| Odnr - Pymatuning State Park | Columbus, OH | 2,381 | 91 | - |
| Captains Cove | Rockville, VA | 2,380 | 149 | Clean |
| Agawam Springs Water Company | Wareham, MA | 2,380 | 6 | - |
| Catlin | Catlin, IL | 2,380 | 56 | - |
| Ellery Water Corp | Albion, IL | 2,380 | 23 | - |
| Belle Plaine Water Dept | Belle Plaine, IA | 2,380 | 37 | Clean |
| Crescent Heights WSC | Athens, TX | 2,379 | 16 | - |
| Barrancas Nuevo | Barranquitas, PR | 2,379 | 374 | - |
| Lapel Municipal Water Company | Lapel, IN | 2,379 | 100 | - |
| Lumpkin Co. - 400 Water System | Dahlonega, GA | 2,379 | 15 | - |
| Akron Town Of | Akron, CO | 2,379 | 289 | - |
| Shenandoah, Town Of | Shenandoah, VA | 2,378 | 40 | - |
| City of Nixon | Nixon, TX | 2,378 | 20 | - |
| Rogers Rock State Campsite | Crown Point, NY | 2,378 | 105 | - |
| Twain Harte Community Services District | Twain Harte, CA | 2,378 | 5 | - |
| Okmulgee Co. RWD #20 | Morris, OK | 2,377 | 387 | - |
| Crosby | Crosby, MN | 2,377 | 9 | - |
| Galesburg | Galesburg, MI | 2,377 | 16 | - |
| City of Lexington | Lexington, TX | 2,376 | 32 | - |
| Amelia | Juana Diaz, PR | 2,376 | 208 | - |
| Aqua Ohio - Mohawk PWS | Massillon, OH | 2,376 | 34 | - |