Drinking Water Systems in VERNON HILLS, Illinois

6 water systems are reported for this city, with a combined service population of 40,899. The systems have 12 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving VERNON HILLS

EPA Contaminant Categories in Historical Violation Records

Coliform (TCR)20 records
Lead and Copper Rule8 records
Consumer Confidence Rule6 records
Public Notice5 records
Radium-2265 records
Carbofuran3 records
Chlordane3 records
OXAMYL3 records
Benzene2 records
Benzo(a)pyrene2 records

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