Is Prairie Du Rocher, Illinois tap water safe?
1 water system report serving Prairie Du Rocher. Your water depends on which one serves your address. Check your bill if unsure. This list is matched from the ZIP codes in this place, so it may include nearby systems.
B
Prairie Du Rocher
Serves 759 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 1 monitoring/reporting violation; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).