NEEDHAM WATER DEPT: EPA violation history, explained
NEEDHAM WATER DEPT has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 31,664 people through 10,294 service connections.
How this compares nationally
NEEDHAM WATER DEPT has 49 violations on record in total, 4 of thems health-based - ranking it 4,030th of 12,903 systems by violation count, the 69th percentile nationally.
How NEEDHAM WATER DEPT compares within MA
Among the 283 MA systems in this dataset, the average is 7.0 health-based violations - NEEDHAM WATER DEPT's 4 is at or below that. The clean-record guide covers what a comparison like this can hide.
Most recent violation on record
The last violation EPA has on record for NEEDHAM WATER DEPT is from 2013-01-07 (health-based: 1997-01-01). Last reported to EPA: 06/22/2026.
What kind of problem, specifically
NEEDHAM WATER DEPT'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:
- Lead & copper - flagged from: Lead and Copper Rule
- Microbial contamination / treatment technique - flagged from: Surface Water Treatment Rule
The most severe category on record is lead & copper, which points toward a lead-class filter if you want to address it directly.
What this data is and is not
Everything on this page is NEEDHAM WATER DEPT'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 NEEDHAM WATER DEPT's customers' taps is household plumbing, invisible to a system-level record ranked 4,030th of 12,903 by violation count. The guide to what this data misses covers that gap.