B63/100
BELFAST WATER DISTRICT — Water Quality Report 2026
Serving 5,698 people · Maine
Water Source
Groundwater
County
—
System ID
ME0090140
Violations
10
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.51 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2017.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About BELFAST WATER DISTRICT
Is BELFAST WATER DISTRICT water safe to drink?
BELFAST WATER DISTRICT water receives a grade of B (63/100), which is considered good. Out of 32 contaminants tested, 1 exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has BELFAST WATER DISTRICT detected?
32 contaminants were tested in BELFAST WATER DISTRICT's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does BELFAST WATER DISTRICT have any EPA violations?
Yes, BELFAST WATER DISTRICT has 10 EPA violation(s) on record, with the most recent in 2017. Violation types include MON, MR, TT. 4 are health-based violations.
How many people does BELFAST WATER DISTRICT serve?
BELFAST WATER DISTRICT serves approximately 5,698 people, Maine. The system provides water to 2 communities: Belfast, Northport.
What type of water does BELFAST WATER DISTRICT provide?
BELFAST WATER DISTRICT sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is ME0090140.
How does BELFAST WATER DISTRICT compare to other utilities in Maine?
BELFAST WATER DISTRICT scores 63/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Maine state page for a full comparison of water systems.