Is Isle Au Haut, Maine tap water safe?
1 water system report serving Isle Au Haut. 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.
C
Stonington Water Company
Serves 683 people · Groundwater · Full report →
3 health-based violations in the last 5 years; 2 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).