Drinking Water Systems in RIVERSIDE, California

6 water systems are reported for this city, with a combined service population of 402,159. The systems have 0 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving RIVERSIDE

WESTERN MWD (ARLINGTON)

0 served0 historical records
A

WESTERN MWD (ID A - RAINBOW)

192 served0 historical records
A

WESTERN MWD

86,062 served0 historical records
A

WESTERN MWD - MURRIETA DIVISION

17,453 served3 historical records
A

RIVERSIDE, CITY OF

298,398 served1 historical record
A

HARMONY HAVEN

54 served16 historical records
A

EPA Contaminant Categories in Historical Violation Records

Nitrate3 records
Coliform (TCR)1 record
Gross Alpha1 record

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