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 |
|---|---|---|---|---|
| Hawesville Water Works | Hawesville, KY | 3,225 | 56 | - |
| Ames Lake Water Assoc Inc | Redmond, WA | 3,224 | 178 | - |
| North Crossett Utilities | Crossett, AR | 3,222 | 9 | - |
| Lake Meade Muni Auth | East Berlin, PA | 3,221 | 84 | - |
| Grantville | Grantville, GA | 3,221 | 137 | - |
| Chester Water Dept. | Chester, WV | 3,220 | 325 | - |
| Cordell Hull Utility District | Riddleton, TN | 3,220 | 76 | Clean |
| Lykens Boro Auth | Lykens, PA | 3,220 | 632 | - |
| North East Marion County Water Cmpny | Salem, IL | 3,220 | 26 | Clean |
| Algoma Waterworks | Algoma, WI | 3,219 | 0 | - |
| Northeast Washington County | Austin, TX | 3,219 | 35 | - |
| City of Grand Saline | Grand Saline, TX | 3,219 | 98 | - |
| Harris County MUD 144 | Houston, TX | 3,219 | 10 | - |
| Grand Lakes MUD 1 | Houston, TX | 3,219 | 19 | - |
| Nicholson Water Authority | Nicholson, GA | 3,218 | 70 | - |
| Mount Ida Waterworks | Mount Ida, AR | 3,218 | 363 | - |
| Petersburg | Petersburg, AK | 3,218 | 133 | - |
| Horseshoe Bend Waterworks | Horseshoe Bend, AR | 3,217 | 4 | - |
| Brodhead Waterworks | Brodhead, WI | 3,216 | 8 | - |
| Shady Grove Sud | Greenville, TX | 3,216 | 37 | - |
| Dayton Vamc Water Treatment Plant-Bld330 | Dayton, OH | 3,216 | 12 | - |
| Cataract Lake Water Corporation | Cloverdale, IN | 3,215 | 21 | - |
| Northeast Regional Water Systems | Waverly, VA | 3,214 | 10 | - |
| Tiverton Water Authority, Town Hall | Tiverton, RI | 3,213 | 28 | - |
| Lordsburg Water Supply System | Lordsburg, NM | 3,213 | 797 | - |
| Fleming-Neon Water Company | Neon, KY | 3,212 | 420 | - |
| Arizona Village | Needles, 09 | 3,211 | 607 | - |
| Picosa WSC | Floresville, TX | 3,210 | 30 | - |
| Consolidated Wwks District 1 of Bossier | Benton, LA | 3,210 | 13 | - |
| Homerville | Homerville, GA | 3,210 | 50 | - |
| Bal Harbour Village | Bal Harbour, FL | 3,209 | 9 | Detected |
| Voyager Water Company | Tucson, AZ | 3,209 | 168 | Clean |
| M & M WSC | Lufkin, TX | 3,208 | 130 | - |
| Fellsmere, City Of | Fellsmere, FL | 3,208 | 141 | Clean |
| Dewitt Waterworks | Dewitt, AR | 3,208 | 6 | - |
| WI DOT Rest Area 14 Aztalan | Madison, WI | 3,204 | 47 | - |
| Reserve Twp Water Dept | Pittsburgh, PA | 3,204 | 48 | Clean |
| Providence Mtns Sra | Hesperia, CA | 3,203 | 2 | - |
| Harris County MUD 396 | Houston, TX | 3,201 | 0 | - |
| Raceland Water System | Raceland, KY | 3,201 | 41 | - |
| Chester Water Dept | Chester, VT | 3,200 | 385 | - |
| Newport Boro Water Auth | Newport, PA | 3,200 | 2,935 | - |
| Harmar Twp Muni Auth | Cheswick, PA | 3,200 | 368 | - |
| Glendale Valley Municipal Auth | Flinton, PA | 3,200 | 272 | Clean |
| Procter&gamble Paper Products | Mehoopany, PA | 3,200 | 29 | - |
| Aqua PA Water Co Sci Waymart | White Haven, PA | 3,200 | 90 | - |
| Pawc Manwalamink | Bushkill, PA | 3,200 | 81 | - |
| Usfs Multnomah Falls/Wahkeena | Hood River, OR | 3,200 | 30 | - |
| Manzanita Water Department | Manzanita, OR | 3,200 | 168 | - |
| Pawnee Co RWD #1 | Cleveland, OK | 3,200 | 99 | - |