Large Systems in Pennsylvania

36 large systems in Pennsylvania, ranked by infrastructure stress score.

Community water systems serving more than 100,000 people. Large systems typically have more organizational capacity and diversified revenue streams, but face correspondingly larger capital replacement needs and regulatory complexity.

SystemPop. ServedMISIBand
Philadelphia1.6M50.593Fragile
AQUA PA MAIN SYSTEM823K46.581Fragile
PHILA SUB WATER CO759K16.833Stable
QUEEN LANE WATER PLANT535K27.221Watch
Pittsburgh520K52.362Fragile
Erie220K39.480Watch
York207K31.581Watch
Chester140K43.269Fragile
MAWC YOUGH PLANT133K45.512Fragile
Lancaster120K39.685Watch
Allentown118K33.840Watch
Bethlehem117K37.565Watch
UNITED WATER PENNSYLVANIA110K63.272High Stress
MERCK AND CO INC9K20.321Watch
EAST PENN MFG CO4K13.924Stable
MANHEIM AUTO AUCTION4K13.262Stable
HIGH SPRING WATER4K13.262Stable