Drinking Water Systems in ZION, Wisconsin
1 water system are reported for this city, with a combined service population of 60. The systems have 2 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving ZION
EPA Contaminant Categories in Historical Violation Records
Coliform (TCR)6 records
Revised Total Coliform Rule2 records
Dinoseb1 record
Chlordane1 record
1,2,4-Trichlorobenzene1 record
o-Dichlorobenzene1 record
1,2-Dichloroethane1 record
Chloramine1 record
Tetrachloroethylene1 record
Toluene1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.