Is Grafton, Wisconsin tap water safe?
3 water systems report serving Grafton. Your water depends on which one serves your address. Check your bill if unsure.
A
Grafton Waterworks
Serves 12,269 people · Groundwater · Full report →
No health-based violations in the last 5 years; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2023).
A
Osprey Mobile Home Park
Serves 150 people · Groundwater · Full report →
No health-based violations in the last 5 years; 2 monitoring/reporting violations; 1 not yet resolved; No UCMR 5 PFAS results on file; Latest lead 90th percentile on file is from 2021 (older than 5 years, not graded).
B
Stonecroft Condominium Assn
Serves 50 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 4 monitoring/reporting violations; 2 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2022).