WESTBOROUGH WATER DEPARTMENT: EPA violation history, explained
WESTBOROUGH WATER DEPARTMENT had a health-based violation within the last five years. The required corrective action was reported, but it happened recently enough to matter. Population served: 21,567, over 5,439 connections.
How this compares nationally
Out of 12,903 systems in this dataset, WESTBOROUGH WATER DEPARTMENT ranks 1,708th by violation burden (87th percentile) - 78 violations total, 11 health-baseds.
How WESTBOROUGH WATER DEPARTMENT compares within MA
WESTBOROUGH WATER DEPARTMENT's 11 health-based violations sit above the MA average of 7.0, across 283 systems statewide. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
The last violation EPA has on record for WESTBOROUGH WATER DEPARTMENT is from 2025-01-11 (health-based: 2025-01-11). Last reported to EPA: 06/22/2026.
What kind of problem, specifically
WESTBOROUGH WATER DEPARTMENT's flagged contaminants and rule violations, grouped by what they actually mean for a filter choice rather than left as EPA's raw code list:
- Microbial contamination / treatment technique - flagged from: Coliform (TCR); Surface Water Treatment Rule
The most severe category on record is microbial contamination / treatment technique, which points toward a microbial-class filter if you want to address it directly.
What this data is and is not
Everything on this page is WESTBOROUGH WATER DEPARTMENT's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. Between the utility's meter and WESTBOROUGH WATER DEPARTMENT's customers' taps is household plumbing, invisible to a system-level record ranked 1,708th of 12,903 by violation count. The guide to what this data misses covers that gap.