Drinking Water Systems in COSTA MESA, California

4 water systems are reported for this city, with a combined service population of 110,576. The systems have 0 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving COSTA MESA

MESA WATER DISTRICT

110,000 served0 historical records
A

PINE VALLEY TRAILER PARK

200 served7 historical records
A

LAKE WOHLFORD RESORT

250 served28 historical records
A

BROOKSIDE MOBILE HOME PARK

126 served3 historical records
A

EPA Contaminant Categories in Historical Violation Records

Gross Alpha6 records
Coliform (TCR)2 records
Lead and Copper Rule1 record

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