Drinking Water Systems in JEFFERSON, Wisconsin
1 water system are reported for this city, with a combined service population of 7,926. The systems have 1 EPA violation record in the five-year period ending June 30, 2026.
Water Systems Serving JEFFERSON
EPA Contaminant Categories in Historical Violation Records
Lead and Copper Rule1 record
Coliform (TCR)1 record
Radium-2261 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.