PlainWater

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.

Population Violations Health Violations Name
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 Clean
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 Clean
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 Clean
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
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