F0/100
DUDLEY WATER DEPARTMENT — Water Quality Report 2026
Serving 5,515 people · Massachusetts
Water Source
Groundwater
County
—
System ID
MA2080000
Violations
161
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.40 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
2
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Exceeded the MCL for disinfection byproducts
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: April 1, 2023 – June 30, 2023Enforcement: Formal — state order issued
TIER 3Resolved
Monitoring / Reporting Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: April 1, 2023 – July 11, 2023Rule: Ground Water 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 DUDLEY WATER DEPARTMENT
Is DUDLEY WATER DEPARTMENT water safe to drink?
DUDLEY WATER DEPARTMENT water receives a grade of F (0/100), which is considered failing. 1 contaminant(s) exceed EPA legal limits and 161 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has DUDLEY WATER DEPARTMENT detected?
32 contaminants were tested in DUDLEY WATER DEPARTMENT's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does DUDLEY WATER DEPARTMENT have any EPA violations?
Yes, DUDLEY WATER DEPARTMENT has 161 EPA violation(s) on record, with the most recent in 2023. Violation types include MR, MCL, TT. 14 are health-based violations.
How many people does DUDLEY WATER DEPARTMENT serve?
DUDLEY WATER DEPARTMENT serves approximately 5,515 people, Massachusetts. The system provides water to 1 community: Dudley.
What type of water does DUDLEY WATER DEPARTMENT provide?
DUDLEY WATER DEPARTMENT sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MA2080000.
How does DUDLEY WATER DEPARTMENT compare to other utilities in Massachusetts?
DUDLEY WATER DEPARTMENT scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Massachusetts state page for a full comparison of water systems.