A100/100
ASH/WIN JOINT WATER AUTHORITY — Water Quality Report 2026
Serving 11,394 people · Massachusetts
Water Source
Surface Water
County
—
System ID
MA2011004
Violations
0
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
This system has a clean compliance history.
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 ASH/WIN JOINT WATER AUTHORITY
Is ASH/WIN JOINT WATER AUTHORITY water safe to drink?
ASH/WIN JOINT WATER AUTHORITY water receives a grade of A (100/100), which is considered excellent. Out of 30 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has ASH/WIN JOINT WATER AUTHORITY detected?
30 contaminants were tested in ASH/WIN JOINT WATER AUTHORITY's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does ASH/WIN JOINT WATER AUTHORITY have any EPA violations?
No, ASH/WIN JOINT WATER AUTHORITY has zero EPA violations on record. This indicates consistent compliance with federal drinking water standards.
How many people does ASH/WIN JOINT WATER AUTHORITY serve?
ASH/WIN JOINT WATER AUTHORITY serves approximately 11,394 people, Massachusetts. The system provides water to 1 community: Ashburnham.
What type of water does ASH/WIN JOINT WATER AUTHORITY provide?
ASH/WIN JOINT WATER AUTHORITY 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 MA2011004.
How does ASH/WIN JOINT WATER AUTHORITY compare to other utilities in Massachusetts?
ASH/WIN JOINT WATER AUTHORITY scores 100/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Massachusetts state page for a full comparison of water systems.