Drinking Water Systems in ANTIOCH, California

1 water system are reported for this city, with a combined service population of 115,074. The systems have 0 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving ANTIOCH

EPA Contaminant Categories in Historical Violation Records

Coliform (TCR)1 record
Surface Water Treatment Rule1 record

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