C46/100
DEVENS MASSDEVELOPMENT — Water Quality Report 2026
Serving 6,500 people · Massachusetts
Water Source
Groundwater
County
—
System ID
MA2019001
Violations
38
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.80 mg/L | 1.30 mg/L | Over Limit |
EPA Violation History
2
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: August 1, 2021 – August 31, 2021Rule: Stage 2 DBPREnforcement: Formal — state order issued
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: August 1, 2021 – August 31, 2021Rule: Stage 2 DBPREnforcement: 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 DEVENS MASSDEVELOPMENT
Is DEVENS MASSDEVELOPMENT water safe to drink?
DEVENS MASSDEVELOPMENT water receives a grade of C (46/100), which is considered fair. 1 contaminant(s) exceed EPA legal limits and 38 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has DEVENS MASSDEVELOPMENT detected?
32 contaminants were tested in DEVENS MASSDEVELOPMENT's water. Notable contaminants include Copper (90th percentile). 1 exceed EPA legal limits (MCLs). 1 exceed EPA health goals (MCLGs).
Does DEVENS MASSDEVELOPMENT have any EPA violations?
Yes, DEVENS MASSDEVELOPMENT has 38 EPA violation(s) on record, with the most recent in 2021. Violation types include MR, MCL, Other. 2 are health-based violations.
How many people does DEVENS MASSDEVELOPMENT serve?
DEVENS MASSDEVELOPMENT serves approximately 6,500 people, Massachusetts. The system provides water to 1 community: Ayer.
What type of water does DEVENS MASSDEVELOPMENT provide?
DEVENS MASSDEVELOPMENT sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MA2019001.
How does DEVENS MASSDEVELOPMENT compare to other utilities in Massachusetts?
DEVENS MASSDEVELOPMENT scores 46/100 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.