C52/100
FAIRHAVEN WATER DEPT — Water Quality Report 2026
Serving 14,470 people · Massachusetts
Water Source
Groundwater
County
—
System ID
MA4094000
Violations
9
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.005 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
2
Violations (last 5yr)
0
Unresolved
2
Health-Related
TIER 1 — URGENTResolved
Maximum Contaminant Level Violation
When: October 1, 2021 – October 22, 2021Rule: Total Coliform RuleEnforcement: Formal — state order issued
TIER 1 — URGENTResolved
Maximum Contaminant Level Violation
When: September 1, 2021 – September 21, 2021Rule: Total Coliform RuleEnforcement: Formal — state order issued
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 FAIRHAVEN WATER DEPT
Is FAIRHAVEN WATER DEPT water safe to drink?
FAIRHAVEN WATER DEPT water receives a grade of C (52/100), which is considered fair. 0 contaminant(s) exceed EPA legal limits and 9 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has FAIRHAVEN WATER DEPT detected?
63 contaminants were tested in FAIRHAVEN WATER DEPT's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does FAIRHAVEN WATER DEPT have any EPA violations?
Yes, FAIRHAVEN WATER DEPT has 9 EPA violation(s) on record, with the most recent in 2021. Violation types include MCL. 9 are health-based violations.
How many people does FAIRHAVEN WATER DEPT serve?
FAIRHAVEN WATER DEPT serves approximately 14,470 people, Massachusetts. The system provides water to 1 community: Fairhaven.
What type of water does FAIRHAVEN WATER DEPT provide?
FAIRHAVEN WATER DEPT sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MA4094000.
How does FAIRHAVEN WATER DEPT compare to other utilities in Massachusetts?
FAIRHAVEN WATER DEPT scores 52/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our Massachusetts state page for a full comparison of water systems.