Drinking Water Systems in WESTCHESTER, Illinois

1 water system are reported for this city, with a combined service population of 16,241. The systems have 3 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving WESTCHESTER

EPA Contaminant Categories in Historical Violation Records

Lead and Copper Rule3 records
Haloacetic Acids (HAA5)1 record
Total Trihalomethanes (TTHMs)1 record
LEAD AND COPPER RULE REVISIONS1 record

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