Public Water Systems
7,701 active public water systems in PA, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| Somerset Twp MA Reading Mines | Somerset, PA | 494 | 691 | - |
| Aqua PA Robin Hood Lakes | White Haven, PA | 492 | 55 | - |
| Forrest Brooke MHP | Oak Brook, PA | 491 | 248 | - |
| Edenville Water Assn Inc | Chambersburg, PA | 491 | 159 | - |
| Echo Valley Estates | Shavertown, PA | 490 | 99 | - |
| Ken Grill Recreation Assn | Shillington, PA | 490 | 99 | - |
| Mid Lakes Development | Blakeslee, PA | 490 | 70 | - |
| Fryburg Water Company | Sharon, PA | 490 | 65 | - |
| Bird in Hand Family Inn & Rest | Bird in Hand, PA | 490 | 179 | - |
| Palm City Park | Annville, PA | 490 | 836 | - |
| Horsham Clinic | Ambler, PA | 488 | 94 | - |
| W Carroll Twp W Auth St Bened | Elmora, PA | 488 | 551 | - |
| Mt Gretna Auth | Mount Gretna, PA | 485 | 176 | - |
| Dvsd Shohola Elementary School | Milford, PA | 484 | 195 | - |
| Fairmount Home | Ephrata, PA | 483 | 156 | - |
| Rote Mutual Water Association | Mill Hall, PA | 481 | 196 | - |
| Valley View MHP | Shavertown, PA | 480 | 215 | - |
| Gov Mifflin Brecknock Elem Sch | Shillington, PA | 480 | 211 | - |
| Loretto Boro Water Sys | Loretto, PA | 480 | 140 | - |
| Allensville Muni Auth | Allensville, PA | 480 | 462 | - |
| Marianna Muni Water Works | Marianna, PA | 480 | 389 | - |
| Woodland Heights Dist | Seneca, PA | 480 | 5 | - |
| McVeytown Boro Auth | Mc Veytown, PA | 478 | 165 | - |
| Bethel Elementary Center | Bethel, PA | 475 | 61 | - |
| Ken-Man Water Co | Walnutport, PA | 475 | 1,377 | - |
| Brookside Village MHP | Berwick, PA | 475 | 821 | - |
| Forbes RD School District | Waterfall, PA | 475 | 346 | - |
| Snitz Creek Brewery | Annville, PA | 475 | 0 | - |
| Goldsboro Boro Water Co | Etters, PA | 475 | 319 | - |
| Nottingham Manor M H Court | Nottingham, PA | 473 | 3,266 | - |
| Crestwood Community | Parkesburg, PA | 470 | 94 | - |
| Pawc Milford Landing | Bushkill, PA | 468 | 37 | - |
| The Pines at West Penn | New Ringgold, PA | 466 | 32 | - |
| St Petersburg Municipal Water | St Petersburg, PA | 465 | 620 | - |
| Londonderry Elem Sch | Hummelstown, PA | 465 | 373 | - |
| Highland S&W Auth Northern End | Johnstown, PA | 463 | 244 | - |
| Appleville Mobile Home Park | Coatesville, PA | 461 | 899 | - |
| Northside Heights Estates | Lehighton, PA | 461 | 291 | - |
| Trinity Evan Lutheran Church | Bechtelsville, PA | 460 | 30 | - |
| Williams Twp Elem School | Easton, PA | 460 | 34 | - |
| Shanksville Stonycreek Sch | Shanksville, PA | 460 | 277 | - |
| Rayburn Twp Joint Muni Auth | Kittanning, PA | 460 | 35 | - |
| Lake Arthur Estates | Portersville, PA | 460 | 172 | - |
| Westover Municipal Authority | Westover, PA | 456 | 655 | - |
| Adams Cnty Fac Ctr | Gettysburg, PA | 456 | 62 | - |
| Martic Twp Elem Sch | Millersville, PA | 456 | 64 | - |
| Dutchs Market | Greentown, PA | 455 | 8 | - |
| Everett Area Sch Dist | Everett, PA | 455 | 532 | - |
| Pennland Farms | Perkasie, PA | 452 | 39 | - |
| Templeton Water Co | Templeton, PA | 451 | 386 | - |