F16/100
MELROSE WATER DIVISION (MWRA) — Water Quality Report 2026
Serving 29,357 people · Massachusetts
Water Source
Purchased Surface Water
County
—
System ID
MA3178000
Violations
17
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.010 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
1
Health-Related
TIER 2Resolved
Failed to meet Level 1 treatment technique trigger
When: November 1, 2021Rule: 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 MELROSE WATER DIVISION (MWRA)
Is MELROSE WATER DIVISION (MWRA) water safe to drink?
MELROSE WATER DIVISION (MWRA) water receives a grade of F (16/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 17 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has MELROSE WATER DIVISION (MWRA) detected?
69 contaminants were tested in MELROSE WATER DIVISION (MWRA)'s water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does MELROSE WATER DIVISION (MWRA) have any EPA violations?
Yes, MELROSE WATER DIVISION (MWRA) has 17 EPA violation(s) on record, with the most recent in 2021. Violation types include TT, MCL, Other. 16 are health-based violations.
How many people does MELROSE WATER DIVISION (MWRA) serve?
MELROSE WATER DIVISION (MWRA) serves approximately 29,357 people, Massachusetts. The system provides water to 1 community: Melrose.
What type of water does MELROSE WATER DIVISION (MWRA) provide?
MELROSE WATER DIVISION (MWRA) sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is MA3178000.
How does MELROSE WATER DIVISION (MWRA) compare to other utilities in Massachusetts?
MELROSE WATER DIVISION (MWRA) scores 16/100 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.