Drinking Water Systems in LANARK, Illinois

1 water system are reported for this city, with a combined service population of 1,504. The systems have 3 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving LANARK

EPA Contaminant Categories in Historical Violation Records

Consumer Confidence Rule3 records
Lead and Copper Rule2 records
Radium-2261 record
Revised Total Coliform Rule1 record
Coliform (TCR)1 record
Gross Alpha1 record

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