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 |
|---|---|---|---|---|
| East Prairie County PWA | Batesville, AR | 545 | 48 | - |
| Seward Marine Industrial Cent | Seward, AK | 545 | 161 | - |
| Satsop Business Park | Aberdeen, WA | 544 | 5,255 | - |
| Monroe WD #08 (Skyview Hills) | Monroe, NY | 544 | 59 | - |
| Stallings Glen S/D | Cary, NC | 544 | 135 | - |
| Truelight Redevelopment Grp #2 | Anguilla, MS | 544 | 743 | - |
| Humphreys Co. W/a #1-Midnight | Belzoni, MS | 544 | 429 | Clean |
| Fentress Community W/S | Ackerman, MS | 544 | 11 | - |
| Olive/Blendon Twps | Grand Haven, MI | 544 | 10 | - |
| St Vrain MHP LLC | Lakewood, CO | 544 | 0 | - |
| Chiriaco Summit Water Dist. | Chiriaco Summit, CA | 544 | 40 | - |
| Asarco Mission Unit | Sahuarita, AZ | 544 | 120 | - |
| Abundant Life Apostolic Church | Oconomowoc, WI | 543 | 114 | - |
| Kanaskat-Palmer State Park | Auburn, WA | 543 | 8 | - |
| Clear River Inn Tavern | Pittsfield, VT | 543 | 69 | - |
| Kadoka | Kadoka, SD | 543 | 141 | - |
| Velarde Mdwca | Velarde, NM | 543 | 80 | - |
| Clifton E Lawrence School | Allamuchy, NJ | 543 | 58 | - |
| Sheldon PWS | Sheldon, MO | 543 | 28 | - |
| Graceville | Graceville, MN | 543 | 6 | - |
| Twin Mills Resort - North | Howe, IN | 543 | 44 | - |
| Stone Creek School | Roscoe, IL | 543 | 14 | - |
| Burt Estates Mhc | Denver, IL | 543 | 4 | - |
| Norcross Mobile Home Village | Farmington Hills, GA | 543 | 99 | - |
| Harbour Creek Subdivision | Savannah, GA | 543 | 23 | - |
| Rio Vista Mobile Home Park | Sacramento, CA | 543 | 14 | - |
| Darr Water Co | Boron, CA | 543 | 42 | - |
| Kachess Campground/Cle Elum RD | Overland Park, WA | 542 | 2 | - |
| Brewster Flat Domestic Water Assn | Brewster, WA | 542 | 35 | - |
| Sunshine Mall | VI | 542 | 5 | - |
| Bethel Elementary School | Gloucester, VA | 542 | 24 | - |
| Town of Merigold | Merigold, MS | 542 | 543 | - |
| Eagle Bend | Eagle Bend, MN | 542 | 7 | - |
| Littlefork | Littlefork, MN | 542 | 18 | - |
| Leesburg Elem School | Warsaw, IN | 542 | 17 | - |
| Xenia | Xenia, IL | 542 | 77 | Clean |
| Richland Water Supply | Brighton, IA | 542 | 105 | - |
| Delmar Water Supply | Maquoketa, IA | 542 | 17 | - |
| Twa Sunbridge Water Treatment Plant | Kissimmee, FL | 542 | 1 | - |
| Loma Prieta Jusd-Loma Prieta School | Los Gatos, CA | 542 | 15 | - |
| South Cle Elum Water Dept | South Cle Elum, WA | 541 | 62 | - |
| Tooele Army Depot North | Tooele, UT | 541 | 62 | - |
| Clear Creek Resort Water System | Athens, TX | 541 | 252 | - |
| Csp-Game Lodge | Custer, SD | 541 | 0 | - |
| Bethune Town of (Sc2810002) | Bethune, SC | 541 | 29 | - |
| West Glocester Elementary School | Chepachet, RI | 541 | 17 | - |
| Tijeras (Village Of) | Tijeras, NM | 541 | 165 | - |
| Yogi Bears Jellystone Park | Grand Rapids, MD | 541 | 5 | - |
| River Oaks Subdivision | Thunderbolt, GA | 541 | 7 | - |
| Black Creek Golf-Brewton Acres | Savannah, GA | 541 | 11 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).