Drinking Water Systems in LANCASTER, Pennsylvania

10 water systems are reported for this city, with a combined service population of 121,332. The systems have 110 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving LANCASTER

EPA Contaminant Categories in Historical Violation Records

Groundwater Rule46 records
Public Notice39 records
Nitrate30 records
Chlorine29 records
Consumer Confidence Rule28 records
Benzene18 records
Coliform (TCR)17 records
Xylenes, Total15 records
Tetrachloroethylene (PCE)15 records
Gross Alpha15 records

Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.