Is Northeast Harbor, Maine tap water safe?
2 water systems report serving Northeast Harbor. 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
Mount Desert Water Dist North
Serves 1,623 people · Surface water · Full report →
No health-based violations in the last 5 years; 11 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).
B
Mount Desert Water Dist -Seal
Serves 865 people · Surface water · Full report →
No health-based violations in the last 5 years; 5 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2023).