Is Dupo, Illinois tap water safe?
2 water systems report serving Dupo. Your water depends on which one serves your address. Check your bill if unsure.
B
Dupo
Serves 4,684 people · Groundwater · Full report →
No health-based violations in the last 5 years; 1 monitoring/reporting violation; PFOA/PFOS average above the 4 ppt federal limit: PFOS; Lead 90th percentile below the action level (2023).
A
Ildu Lepere MHP, LLC
Serves 250 people · Surface water · Full report →
No health-based violations in the last 5 years; 4 monitoring/reporting violations; 1 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2024).