Public Water Systems
7,701 active water systems in PA.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| PAWC POCONO DISTRICT | TOBYHANNA, PA | 17,860 | 8 | Detected |
| SHIPPENSBURG BORO WATER AUTH | SHIPPENSBURG, PA | 17,800 | 418 | Clean |
| MEADVILLE AREA WATER AUTHORITY | MEADVILLE, PA | 17,339 | 97 | Clean |
| PA AMER WATER CO ELLWOOD CTY | NEW CASTLE, PA | 17,200 | 21 | Detected |
| PA AMERICAN WATER CO CLARION | NEW CASTLE, PA | 16,600 | 9 | Detected |
| PHOENIXVILLE WATER DEPT | PHOENIXVILLE, PA | 16,599 | 502 | Detected |
| ROBINSON TWP MUNI AUTH | PITTSBURGH, PA | 16,354 | 199 | Clean |
| UPPER SOUTHAMPTON MUN AUTH | SOUTHAMPTON, PA | 16,000 | 856 | Detected |
| HIGHRIDGE WATER AUTH | BLAIRSVILLE, PA | 16,000 | 249 | Detected |
| RED LION MUNICIPAL AUTHORITY | RED LION, PA | 15,882 | 325 | Clean |
| SLIPPERY ROCK MUNI AUTH | SLIPPERY ROCK, PA | 15,778 | 173 | Detected |
| MUN WATER AUTH OF ALIQUIPPA | ALIQUIPPA, PA | 15,685 | 273 | Detected |
| AQUA PA SUSQUEHANNA DIVISION | SAYRE, PA | 15,569 | 101 | Clean |
| PA AMERICAN WATER BERWICK | MILTON, PA | 15,282 | 32 | Detected |
| MT JOY BORO AUTH | MOUNT JOY, PA | 15,261 | 248 | Detected |
| PERKASIE REGIONAL AUTHORITY | SELLERSVILLE, PA | 15,000 | 735 | Detected |
| CRESWELL HEIGHTS JT AUTH | SOUTH HEIGHTS, PA | 15,000 | 83 | Clean |
| WARWICK TWP WATER & SEWER AUTH | JAMISON, PA | 14,699 | 245 | Detected |
| PA AMERICAN WATER CO WARREN | WARREN, PA | 14,650 | 2 | Clean |
| SWT MAIN SYSTEM | ALLENTOWN, PA | 14,500 | 536 | Detected |
| KUTZTOWN BOROUGH WATER | KUTZTOWN, PA | 14,200 | 306 | Clean |
| EMMAUS BOROUGH PUBLIC WATER | EMMAUS, PA | 14,000 | 319 | Detected |
| CLEARFIELD MUNICIPAL AUTH | CLEARFIELD, PA | 14,000 | 134 | Detected |
| HUNTINGDON BORO WATER DEPT | HUNTINGDON, PA | 13,776 | 201 | Clean |
| HARRISON TWP WATER AUTH | NATRONA HEIGHTS, PA | 13,411 | 133 | Clean |
| MORRISVILLE MUNIC AUTHORITY | MORRISVILLE, PA | 13,342 | 1,069 | Detected |
| SHILLINGTON MUNI AUTH | READING, PA | 13,300 | 85 | Detected |
| BORO OF WAYNESBORO | WAYNESBORO, PA | 13,200 | 477 | Clean |
| WHITEHALL TWP AUTHORITY | WHITEHALL, PA | 13,063 | 369 | Detected |
| E STROUDSBURG BORO WATER DEPT | EAST STROUDSBURG, PA | 13,000 | 603 | Detected |
| AQUA PA HATBORO | BRYN MAWR, PA | 12,901 | 402 | Detected |
| QUAKERTOWN BORO | QUAKERTOWN, PA | 12,800 | 687 | Detected |
| BEAR VALLEY JOINT AUTH | ST THOMAS, PA | 12,589 | 254 | Detected |
| PA AMER WATER CO BROWNELL | WILKES BARRE, PA | 12,560 | 7 | Clean |
| SUMMIT TOWNSHIP WATER AUTHORIT | ERIE, PA | 12,500 | 633 | Clean |
| GETTYSBURG MUNI AUTH | GETTYSBURG, PA | 12,425 | 745 | Detected |
| DALLASTOWN YOE WATER AUTH | DALLASTOWN, PA | 12,300 | 116 | Clean |
| PAW HUNTSVILLE | SCRANTON, PA | 11,987 | 0 | Clean |
| SOUTH MIDDLETON TWP WATER AUTH | BOILING SPRINGS, PA | 11,695 | 354 | Detected |
| FINDLAY TWP MUNICIPAL AUTH | CLINTON, PA | 11,460 | 128 | Clean |
| PA-AMERICAN WATER CO-CONNELLSV | UNIONTOWN, PA | 11,425 | 18 | Clean |
| AQUA PA SUPERIOR MAIN SYSTEM | BRYN MAWR, PA | 11,400 | 1,406 | Detected |
| HUMBOLDT INDUSTRIAL PARK | HAZLETON, PA | 11,243 | 1,007 | Detected |
| MUNICIPAL AUTHORITY SUNBURY | SUNBURY, PA | 11,043 | 604 | Clean |
| MT PENN BORO MUNI AUTH | READING, PA | 10,400 | 121 | Detected |
| RICHLAND TWP WATER AUTHORITY | GIBSONIA, PA | 10,190 | 16 | Clean |
| TRI CNTY JT MUNI AUTH | FREDERICKTOWN, PA | 10,100 | 952 | Clean |
| CITY OF LOCK HAVEN WATER DEPT | LOCK HAVEN, PA | 10,000 | 121 | Clean |
| WEST MANCHESTER TWP AUTH | YORK, PA | 9,960 | 1,200 | Detected |
| DOWNINGTOWN WATER AUTHORITY | DOWNINGTOWN, PA | 9,900 | 248 | Detected |