Water Systems
| Water System | Service Area | People Served | Contaminants detected |
|---|---|---|---|
PH Philadelphia Water Department | Philadelphia County, PA | 1,600,000 | 37 |
AQ Aqua Pa Main System | Montgomery County, PA | 822,600 | 43 |
PA Pa Amer Water Co-Pittsburgh | Allegheny County, PA | 686,000 | 26 |
PI Pittsburgh Water & Sewer Auth | Allegheny County, PA | 520,000 | 27 |
ER Erie City Water Authority | Erie County, PA | 220,001 | 37 |
WE West View Water Authority | Allegheny County, PA | 200,000 | 31 |
YO York Water Co | York County, PA | 197,177 | 27 |
MA Mawc Sweeney Plant | Westmoreland County, PA | 143,000 | 26 |
CH Chester Water Authority | Delaware County, PA | 140,437 | 29 |
PA Pa Amer Water Co Lake Scranton | Lackawanna County, PA | 134,570 | 34 |