Drinking Water Systems in LAGUNA HILLS, California
4 water systems are reported for this city, with a combined service population of 170,959. The systems have 1 EPA violation record in the five-year period ending June 30, 2026.
Water Systems Serving LAGUNA HILLS
MOULTON NIGUEL WATER DISTRICT
170,236 served0 historical records
A
DATE GARDENS MOBILE HOME PARK
202 served30 historical records1 recent
B
EL DORADO MOBILE HOME PARK
318 served4 historical records
A
EL DORADO WEST MHP
203 served3 historical records
A
EPA Contaminant Categories in Historical Violation Records
Gross Alpha5 records
Lead and Copper Rule1 record
Revised Total Coliform Rule1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.