Saint Johns, Arizona Water Violations

3 water systems serve Saint Johns, Arizona, providing drinking water to an estimated 3,800 people. These systems have 1 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
Az State Parks - Lyman Lake 100 Groundwater 7 1
St Johns City of 3,500 Groundwater 81 0
Srp Coronado Generating Station 200 Groundwater 11 0