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 |
|---|---|---|---|---|
| Scma-Tremont | Pottsville, PA | 2,515 | 216 | - |
| Biglerville Water Co | Biglerville, PA | 2,501 | 137 | - |
| Red Hill Water Authority | East Greenville, PA | 2,500 | 761 | - |
| Pmsd Clear Run Campus | Swiftwater, PA | 2,500 | 45 | - |
| Lehigh Carbon Community Colleg | Schnecksville, PA | 2,500 | 255 | - |
| Plum Creek Municipal Auth | Auburn, PA | 2,500 | 577 | - |
| Greenfield Twp Muni Auth | Claysburg, PA | 2,500 | 283 | - |
| Cresson Twp Muni Auth | Cresson, PA | 2,500 | 532 | - |
| Mt Hope Est & Winery | Manheim, PA | 2,500 | 452 | Detected |
| Ski Roundtop Inc | Lewisberry, PA | 2,500 | 75 | - |
| Jefferson Hospital | Jefferson Hills, PA | 2,470 | 0 | - |
| Berlin Boro Muni Auth | Berlin, PA | 2,468 | 40 | - |
| Aqua PA Midway | White Haven, PA | 2,450 | 282 | - |
| Pawc Pine Ridge System | Bushkill, PA | 2,450 | 80 | - |
| West Cocalico Twp Water Auth | Reinholds, PA | 2,430 | 172 | - |
| Milford Water Authority | Milford, PA | 2,420 | 145 | - |
| Sandycreek Twp Waterworks | Franklin, PA | 2,417 | 45 | - |
| Johnsonburg Municipal Auth | Johnsonburg, PA | 2,413 | 1,062 | - |
| Misericordia University | Dallas, PA | 2,400 | 1,375 | - |
| Lehigh Career & Technical Inst | Schnecksville, PA | 2,400 | 129 | - |
| Aqua PA Monroe Twp | Shamokin, PA | 2,400 | 52 | - |
| Smethport Borough | Smethport, PA | 2,400 | 342 | - |
| Williamstown Boro Auth | Williamstown, PA | 2,390 | 325 | - |
| Reynolds Water Company | Greenville, PA | 2,370 | 382 | - |
| Cambridge Springs Borough | Cambridge Springs, PA | 2,363 | 265 | - |
| Slippery Rock Campground Assn | Slippery Rock, PA | 2,360 | 36 | - |
| Duncansville Muni Water Auth | Duncansville, PA | 2,350 | 135 | - |
| Mercersburg Muni Water Auth | Mercersburg, PA | 2,350 | 365 | - |
| Newmanstown Water Auth | Newmanstown, PA | 2,335 | 122 | - |
| Aqua PA Factoryville | White Haven, PA | 2,323 | 75 | - |
| Southern York Co Sch Dist | Glen Rock, PA | 2,312 | 56 | - |
| Valley Forge Natl Park | King of Prussia, PA | 2,300 | 101 | - |
| Aqua PA Crawford Div | Sharon, PA | 2,300 | 163 | - |
| Bermudian Springs Sch Dist | York Springs, PA | 2,300 | 65 | - |
| Susquenita Sch Dist | Duncannon, PA | 2,300 | 254 | - |
| Halifax Area Water & Sewer Aut | Halifax, PA | 2,278 | 167 | - |
| Jim Thorpe Borough Water West | Jim Thorpe, PA | 2,274 | 274 | - |
| Buhl Community Water Company | Mercer, PA | 2,227 | 79 | - |
| Oley Twp Muni Auth | Oley, PA | 2,204 | 120 | - |
| Borough of Dublin | Dublin, PA | 2,200 | 458 | - |
| PA DOT Safety Rest Area #39 | Harrisburg, PA | 2,200 | 10 | - |
| PA DOT Safety Rest Area #53 | Harrisburg, PA | 2,200 | 10 | - |
| Pmsd West High School | Swiftwater, PA | 2,200 | 843 | - |
| Wallenpaupack Lake Estates | Lake Ariel, PA | 2,200 | 1,858 | - |
| Leesport Boro Water Auth | Leesport, PA | 2,200 | 94 | - |
| St Correct Inst Huntingdon | Huntingdon, PA | 2,200 | 283 | - |
| Blawnox Boro Water Dept | Pittsburgh, PA | 2,200 | 176 | - |
| Aleppo Twp Auth | Sewickley, PA | 2,200 | 56 | - |
| Dvsd School Complex | Milford, PA | 2,197 | 177 | - |
| Borough of Conway | Conway, PA | 2,176 | 159 | - |