Drinking Water Systems in CHESTERFIELD, Illinois
1 water system are reported for this city, with a combined service population of 184. The systems have 3 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving CHESTERFIELD
EPA Contaminant Categories in Historical Violation Records
Interim Enhanced Surface Water Treatment Rule7 records
Chlorine4 records
Coliform (TCR)4 records
Consumer Confidence Rule3 records
Lead and Copper Rule2 records
Revised Total Coliform Rule1 record
Gross Alpha1 record
Bromate1 record
Chlorine dioxide1 record
Public Notice1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.