Is Harristown, Illinois tap water safe?
1 water system report serving Harristown. Your water depends on which one serves your address. Check your bill if unsure.
A
Harristown
Serves 1,320 people · Groundwater · Full report →
No health-based violations in the last 5 years; 1 monitoring/reporting violation; 1 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).