Drinking Water Systems in FOSTER CITY, California

1 water system are reported for this city, with a combined service population of 36,556. The systems have 0 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving FOSTER CITY

ESTERO MUNICIPAL IMPROVEMENT DISTRICT

36,556 served3 historical records
A

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.