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 |
|---|---|---|---|---|
| Frog Pond | Pouslbo, WA | 1,229 | 28 | - |
| City of Iraan | Iraan, TX | 1,229 | 53 | - |
| Aqua Ohio - Lake White PWS | Westerville, OH | 1,229 | 42 | - |
| The Springs MHP | Lakewood, CO | 1,229 | 6 | - |
| Garretson | Garretson, SD | 1,228 | 241 | - |
| Dannemora Village | Dannemora, NY | 1,228 | 30 | - |
| Marriott Grand Chateau | Las Vegas, NV | 1,228 | 12 | - |
| Russell Water Dept | Russell, MA | 1,228 | 66 | - |
| Marshall Co RWD 3 | Beattie, KS | 1,228 | 41 | - |
| Yale | Yale, OK | 1,227 | 425 | - |
| Birchwood Farms | Harbor Springs, MI | 1,227 | 22 | - |
| Bardwell City Utilities | Bardwell, KY | 1,227 | 499 | - |
| Central City Water Department | Central City, AR | 1,227 | 54 | - |
| Walnut Grove, Town Of | Walnut Grove, AL | 1,227 | 67 | - |
| Roan Mountain Utility District | Roan Mountain, TN | 1,226 | 135 | - |
| Mooreland | Mooreland, OK | 1,226 | 459 | - |
| Pleasant Hill Village PWS | Pleasant Hill, OH | 1,226 | 34 | - |
| Hettinger City Of | Hettinger, ND | 1,226 | 12 | - |
| Fraser Township | Bay City, MI | 1,226 | 0 | - |
| Pahala | Hilo, HI | 1,226 | 90 | - |
| VA Medical Center | White River Jct, VT | 1,225 | 56 | - |
| City of Asherton | Asherton, TX | 1,225 | 141 | - |
| City of Alto | Alto, TX | 1,225 | 285 | - |
| Lake Wylie MHP (Sc4660081) | Cary, SC | 1,225 | 7 | - |
| Hughes Co. RWD #1 | Wetumka, OK | 1,225 | 118 | - |
| Garfield Co RWD #6 | Garber, OK | 1,225 | 35 | - |
| North Castle Water District #4 | Armonk, NY | 1,225 | 60 | - |
| Federal Correctional Inst. | Otisville, NY | 1,225 | 92 | - |
| Reagans Mill Water Company | Wingdale, NY | 1,225 | 18 | - |
| Westward Shores Campground | West Ossipee, NH | 1,225 | 8 | - |
| Wheat Montana at Muralts Travel Plaza | Missoula, MT | 1,225 | 118 | - |
| Lakeside Water System | Lakeside, MT | 1,225 | 16 | - |
| Central Yazoo #4-Benton | Yazoo City, MS | 1,225 | 270 | - |
| Spicer | Spicer, MN | 1,225 | 11 | - |
| IL American-Arbury | Godfrey, IL | 1,225 | 157 | - |
| Forrest | Forrest, IL | 1,225 | 5 | - |
| Timber Lake Estates | Wesley Chapel, FL | 1,225 | 64 | Detected |
| Julesburg Town Of | Julesburg, CO | 1,225 | 46 | - |
| Rolling Green Utilities, Inc. | Big Pine, CA | 1,225 | 25 | - |
| Breckenridge Union Water Assoc | Bradford, AR | 1,225 | 96 | - |
| San Pasqual District A | Valley Center, 09 | 1,225 | 226 | - |
| Moscow WSC 1 | Moscow, TX | 1,224 | 41 | - |
| Carrizo Water Corp Forest Grove | Austin, TX | 1,224 | 77 | - |
| Riddle, City Of | Riddle, OR | 1,224 | 97 | - |
| Hillcrest | Rochelle, IL | 1,224 | 225 | - |
| Cs Q Mountain Water Company | Des Peres, AZ | 1,224 | 154 | - |
| Troy Water Utility | Troy, IN | 1,223 | 114 | - |
| Falcon Area Water and Wastewater | Colorado Springs, CO | 1,223 | 13 | - |
| Shullsburg Waterworks | Shullsburg, WI | 1,222 | 7 | Clean |
| Bay Bridge Estates LLC | Scottsdale, ME | 1,222 | 20 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).