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 SYSTEM823K46.896Fragile
PHILA SUB WATER CO759K14.855Stable
QUEEN LANE WATER PLANT535K23.264Watch
Pittsburgh520K52.362Fragile
Erie220K39.480Watch
York207K30.591Watch
Chester140K41.290Fragile
MAWC YOUGH PLANT133K45.512Fragile
Lancaster120K35.105Watch
Allentown118K31.862Watch
Bethlehem117K37.565Watch
UNITED WATER PENNSYLVANIA110K57.799Fragile
MERCK AND CO INC9K19.331Stable
EAST PENN MFG CO4K13.924Stable
MANHEIM AUTO AUCTION4K11.282Stable
HIGH SPRING WATER4K11.282Stable