Drinking Water Systems in MARK, Illinois
1 water system are reported for this city, with a combined service population of 555. The systems have 4 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving MARK
EPA Contaminant Categories in Historical Violation Records
Radium-22613 records
Lead and Copper Rule5 records
Coliform (TCR)4 records
Public Notice4 records
Gross Alpha3 records
Total Trihalomethanes (TTHMs)1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.