Drinking Water Systems in ST CHARLES, Missouri
2 water systems are reported for this city, with a combined service population of 157,922. The systems have 2 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving ST CHARLES
EPA Contaminant Categories in Historical Violation Records
Consumer Confidence Rule6 records
Lead and Copper Rule2 records
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.