Is Fond Du Lac, Wisconsin tap water safe?
6 water systems report serving Fond Du Lac. Your water depends on which one serves your address. Check your bill if unsure.
B
Fond Du Lac Waterworks
Serves 44,678 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 1 monitoring/reporting violation; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).
A
Ashwood Grove Edgewater
Serves 1,046 people · Groundwater · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file; Latest lead 90th percentile on file is from 2021 (older than 5 years, not graded).
B
Fond Du Lac Tn Water Utility
Serves 980 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 3 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2023).
A
Woodland Park
Serves 66 people · Groundwater · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file; Latest lead 90th percentile on file is from 2021 (older than 5 years, not graded).
A
Mary Hill Park Sanitary Dist
Serves 65 people · Groundwater · Full report →
No 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 (2023).
B
Colonial Gardens Homes
Serves 48 people · Groundwater · Full report →
No health-based violations in the last 5 years; 52 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).