Drinking Water Systems in HALF MOON BAY, California
1 water system are reported for this city, with a combined service population of 18,940. The systems have 0 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving HALF MOON BAY
EPA Contaminant Categories in Historical Violation Records
Coliform (TCR)6 records
Surface Water Treatment Rule3 records
Nitrate2 records
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.