C49/100
WARREN WATER DISTRICT — Water Quality Report 2026
Serving 2,289 people · Massachusetts
Water Source
Groundwater
County
—
System ID
MA1311000
Violations
12
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.39 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2011.
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 WARREN WATER DISTRICT
Is WARREN WATER DISTRICT water safe to drink?
WARREN WATER DISTRICT water receives a grade of C (49/100), which is considered fair. 1 contaminant(s) exceed EPA legal limits and 12 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has WARREN WATER DISTRICT detected?
2 contaminants were tested in WARREN 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 WARREN WATER DISTRICT have any EPA violations?
Yes, WARREN WATER DISTRICT has 12 EPA violation(s) on record, with the most recent in 2011. Violation types include MCL, MR, TT. 7 are health-based violations.
How many people does WARREN WATER DISTRICT serve?
WARREN WATER DISTRICT serves approximately 2,289 people, Massachusetts. The system provides water to 1 community: Warren.
What type of water does WARREN WATER DISTRICT provide?
WARREN WATER DISTRICT sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MA1311000.
How does WARREN WATER DISTRICT compare to other utilities in Massachusetts?
WARREN WATER DISTRICT scores 49/100 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.