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 |
|---|---|---|---|---|
| Hudson Water Supply | Hudson, IA | 2,546 | 25 | - |
| Reid Village Water District | Mt Sterling, KY | 2,545 | 177 | - |
| Nappanee Missionary Church | Nappanee, IN | 2,545 | 71 | - |
| Aviston | Aviston, IL | 2,545 | 81 | - |
| Fort Bend County MUD 124 | Houston, TX | 2,544 | 14 | Clean |
| Hilton Grand Vacations Elara | Las Vegas, NV | 2,544 | 10 | - |
| Le Center | Le Center, MN | 2,544 | 62 | - |
| Odin | Odin, IL | 2,543 | 21 | - |
| Tipton Community Services Dist | Tipton, CA | 2,543 | 27 | Clean |
| Pisgah Water Association | Sandhill, MS | 2,542 | 600 | - |
| Ramshead Lodgesnowshed Base Lodge | Killington, VT | 2,541 | 8 | - |
| Goodsprings WSC | Henderson, TX | 2,541 | 115 | - |
| Harris County MUD 215 | Houston, TX | 2,541 | 1 | - |
| Fork Township Purchase | Goldsboro, NC | 2,540 | 0 | - |
| West Union Water Supply | West Union, IA | 2,540 | 11 | - |
| Holyoke City Of | Holyoke, CO | 2,540 | 30 | - |
| Hudson Valley Research Park Water Works | NY | 2,539 | 7 | - |
| Versailles PWS | Versailles, MO | 2,539 | 69 | - |
| Harris County MUD 217 | Houston, TX | 2,538 | 24 | - |
| Ctwc - Gallup System | Clinton, CT | 2,538 | 46 | - |
| Foothills Utilities Kingman East | Yuma, AZ | 2,538 | 458 | - |
| Saline Co Ww Ss Pfb | Alexander, AR | 2,538 | 80 | - |
| NE Itawamba W/a #1-Ridge | Tremont, MS | 2,537 | 267 | Clean |
| Dayton, City Of | Dayton, OR | 2,535 | 103 | - |
| Crooksville | Crooksville, OH | 2,534 | 213 | - |
| Alpine Water Users Association | Twin Peaks, CA | 2,534 | 8 | - |
| Centerville Water Works | Milton, IN | 2,533 | 30 | - |
| Sparta Water Association #1 | Houston, MS | 2,532 | 811 | - |
| Asotin Water Dept | Asotin, WA | 2,531 | 7 | - |
| Alpha Municipal Water Works | Alpha, NJ | 2,530 | 455 | - |
| Jackson County PWSD 17 | Grain Valley, MO | 2,530 | 2 | - |
| Paynesville | Paynesville, MN | 2,530 | 3 | - |
| Greenwood-Creek Nation Water Company | Mulkeytown, IL | 2,530 | 15 | - |
| New Town, City Of | New Town, 08 | 2,528 | 10 | - |
| City of Hughes Springs | Hughes Springs, TX | 2,527 | 12 | Detected |
| Lauradale S/D | Jacksonville, NC | 2,527 | 910 | - |
| Potosi PWS | Potosi, MO | 2,527 | 468 | - |
| Wadley | Wadley, GA | 2,527 | 88 | - |
| New Lisbon Waterworks | New Lisbon, WI | 2,526 | 135 | - |
| City of la Vernia | La Vernia, TX | 2,526 | 50 | - |
| Western Lake Estates | Austin, TX | 2,526 | 5 | - |
| Woodrow Osceola WSC Blanton Well Plant 1 | Blum, TX | 2,526 | 29 | - |
| Oregon Water Utilities - Cline Butte Inc | Redmond, OR | 2,526 | 8 | - |
| Lincoln Co Rw & Sewer Dist 4 | Agra, OK | 2,525 | 90 | - |
| Kissing Bridge Central | Glenwood, NY | 2,525 | 6 | - |
| City of Daingerfield | Daingerfield, TX | 2,522 | 29 | Detected |
| Sullivans Island Town of (1010003) | Sullivans Island, SC | 2,521 | 9 | - |
| City of Hernando - Laughter | Hernando, MS | 2,521 | 8 | - |
| Wabasha | Wabasha, MN | 2,521 | 6 | - |
| Poynette Waterworks | Poynette, WI | 2,520 | 74 | - |