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 |
|---|---|---|---|---|
| Lake Regional Health System | Osage Beach, MO | 625 | 13 | - |
| Laker Elementary | Pigeon, MI | 625 | 2 | - |
| Mdoc State Park-Sebago Lake-Naples | Augusta, ME | 625 | 38 | - |
| Limerick Water District | Limerick, ME | 625 | 86 | - |
| Chesapeake Christian Fellowship | Davidsonville, MD | 625 | 2 | - |
| Town of Sharptown | Sharptown, MD | 625 | 101 | - |
| Town of Millington | Millington, MD | 625 | 12 | Clean |
| Neosho Co RWD 7 | Chanute, KS | 625 | 26 | - |
| Center Point Water Works | Centerpoint, IN | 625 | 127 | - |
| Wayne School | Elgin, IL | 625 | 107 | - |
| Keyesport | Keyesport, IL | 625 | 131 | - |
| Downey City Of | Downey, ID | 625 | 77 | - |
| Black Bear Reserve | New Port Richey, FL | 625 | 11 | - |
| Canyon Ridge | Lakewood, CO | 625 | 1 | - |
| Gerber Union Elementary School District | Gerber, CA | 625 | 8 | - |
| Lake Alpine Water Company | Bear Valley, CA | 625 | 50 | - |
| View Motel | Cottonwood, AZ | 625 | 39 | - |
| Portland Waterworks | Portland, AR | 625 | 64 | - |
| Odawa Casino Mackinaw | Harbor Springs, 05 | 625 | 4 | - |
| Priest Point Beach Water Inc | Arlington, WA | 624 | 63 | - |
| Oak Hills Ranch Water | Des Peres, TX | 624 | 1,050 | - |
| Fort Bend County MUD 189 | Houston, TX | 624 | 0 | - |
| Frontiertown- Community Ctr + SW Sites | Southfield, MD | 624 | 0 | - |
| Beach MHP | Denver, IL | 624 | 20 | - |
| Lds Thomas Ward Church | Frenchtown, ID | 624 | 47 | - |
| Juliaetta City Of | Juliaetta, ID | 624 | 128 | - |
| Green Ridge Cg | Fort Collins, CO | 624 | 20 | - |
| Lake Country School | Hartford, WI | 623 | 110 | - |
| Glen Community Association | Maple Falls, WA | 623 | 43 | - |
| Key Peninsula Middle School | Gig Harbor, WA | 623 | 6 | - |
| Bridgehaven Community Club | Port Ludlow, WA | 623 | 29 | - |
| Seasons on Mount Snow | West Dover, VT | 623 | 317 | - |
| Cvs Pharamacy | Tabernacle, NJ | 623 | 4 | - |
| Jasper | Jasper, MN | 623 | 2 | - |
| Oak Grove | Oak Grove, MN | 623 | 15 | - |
| Port Sanilac, Village Of | Port Sanilac, MI | 623 | 20 | - |
| Kemptown Elementary | Frederick, MD | 623 | 31 | - |
| Arctic Cold | Santa Maria, CA | 623 | 0 | - |
| Rondout Valley High School | Accord, NY | 622 | 68 | - |
| Coyote Canyon-Bass Lake NTUA | Ft Defiance, NN | 622 | 73 | - |
| Tcp Kingswood Plaza LLC | Hastings, NE | 622 | 4 | - |
| Big Creek/Mentor Utility Authority | Mio, MI | 622 | 18 | Clean |
| Town of Friendsville | Oakland, MD | 622 | 15 | - |
| Hopkinton Municipal Utilities | Hopkinton, IA | 622 | 43 | - |
| South Swink Water Authority | La Junta, CO | 622 | 599 | - |
| Dishchii Bikoh Community School - BIA Charter | White River, 09 | 622 | 392 | - |
| Mingo Co Psd - Ragland District | Naugatuck, WV | 621 | 214 | - |
| Aqua NJ - Riegel Ridge | Hamilton, NJ | 621 | 22 | - |
| Nevada City | Virginia City, MT | 621 | 68 | - |
| Hermitage PWS | Hermitage, MO | 621 | 34 | - |
Download the SDWIS/UCMR5 state landscape snapshot cited on this page: sdwis-state-landscape.csv (same CSV as /statistics, CC0).