B67/100
HOLYOKE WATER WORKS — Water Quality Report 2026
Serving 40,124 people · Massachusetts
Water Source
Surface Water
County
—
System ID
MA1137000
Violations
30
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.009 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2018.
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 HOLYOKE WATER WORKS
Is HOLYOKE WATER WORKS water safe to drink?
HOLYOKE WATER WORKS water receives a grade of B (67/100), which is considered good. Out of 69 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has HOLYOKE WATER WORKS detected?
69 contaminants were tested in HOLYOKE WATER WORKS's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does HOLYOKE WATER WORKS have any EPA violations?
Yes, HOLYOKE WATER WORKS has 30 EPA violation(s) on record, with the most recent in 2018. Violation types include MR.
How many people does HOLYOKE WATER WORKS serve?
HOLYOKE WATER WORKS serves approximately 40,124 people, Massachusetts. The system provides water to 1 community: Holyoke.
What type of water does HOLYOKE WATER WORKS provide?
HOLYOKE WATER WORKS sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is MA1137000.
How does HOLYOKE WATER WORKS compare to other utilities in Massachusetts?
HOLYOKE WATER WORKS scores 67/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Massachusetts state page for a full comparison of water systems.