Drinking Water Systems in THOUSAND OAKS, California
2 water systems are reported for this city, with a combined service population of 53,157. The systems have 0 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving THOUSAND OAKS
CALLEGUAS MUNICIPAL WATER DIST
0 served1 historical record
A
CITY OF THOUSAND OAKS WATER DEPARTMENT
53,157 served0 historical records
A
EPA Contaminant Categories in Historical Violation Records
Surface Water Treatment Rule1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.