Stockton, California Water Violations

2 water systems serve Stockton, California, providing drinking water to an estimated 196,853 people. These systems have 34 health-based violations on record, meaning contaminant levels exceeded EPA maximum contaminant levels (MCLs) or required treatment standards were not met.

Select a water system below to see its full violation history, lead and copper testing results, and compliance status.

Water SystemPopulation ServedSourceViolationsHealth-Based
City of Stockton 191,302 Surface Water 27 18
Cdcr California Health Care Facility 5,551 Surface Water Purchased 16 16