EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records

COUNTY WATER-SYSTEM LEDGER

Mercer, Pennsylvania

Compare active community water systems serving this county in EPA's public export. Systems can serve multiple places, so population totals may overlap.

Systems5active CWS · pop. 2,500+
Population served72,582reported total; may overlap
Current violation flag20.0%1 systems
Serious-violator flag0.0%0 systems

01 / SYSTEMS

Water systems serving Mercer

Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.

Water systemPopulation servedPrimary sourceCurrent export status
Aqua Pa Shenango Valley WtpPA643005448,000Surface waterNo current violation flagged
Aqua Pa GreenvillePA64300378,600Surface waterNo current violation flagged
Grove City Boro Water DeptPA64300407,871Ground waterCurrent monitoring/reporting flag
Sharpsville Boro Water CoPA64300555,029Surface water purchasedNo current violation flagged
Pine Twp Water Distr SystemPA64300613,082Ground water purchasedNo current violation flagged

02 / SOURCE MIX

Surface water2 systems · 56,600 served
Ground water1 systems · 7,871 served
Surface water purchased1 systems · 5,029 served
Ground water purchased1 systems · 3,082 served
How to read the population total

It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.