Drinking Water Systems in WATERTOWN, Wisconsin

3 water systems are reported for this city, with a combined service population of 24,142. The systems have 5 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving WATERTOWN

EPA Contaminant Categories in Historical Violation Records

Coliform (TCR)2 records
Total Trihalomethanes (TTHMs)1 record
Haloacetic Acids (HAA5)1 record
Ethylbenzene1 record
1,2-Dichloropropane1 record
Radium-2261 record
Nitrate1 record

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