Drinking Water Systems in WALNUT GROVE, California

3 water systems are reported for this city, with a combined service population of 253. The systems have 3 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving WALNUT GROVE

LOCKE WATER WORKS CO [SWS]

80 served6 historical records
A

TUNNEL TRAILER PARK

48 served0 historical records
A

SNUG HARBOR RV LP

125 served41 historical records3 recent
D

EPA Contaminant Categories in Historical Violation Records

Arsenic36 records
Total Trihalomethanes (TTHMs)4 records
Gross Alpha2 records
Coliform (TCR)1 record
Lead and Copper Rule1 record

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