Is Stockton, Illinois tap water safe?
1 water system report serving Stockton. Your water depends on which one serves your address. Check your bill if unsure.
C
Stockton
Serves 1,728 people · Groundwater · Full report →
2 health-based violations in the last 5 years; 1 monitoring/reporting violation; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).