READING WATER DEPARTMENT (MWRA): EPA violation history, explained
READING WATER DEPARTMENT (MWRA) has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 26,262 people through 8,392 service connections.
Ranked against every other system in this dataset
READING WATER DEPARTMENT (MWRA) has 4 violations on record in total, 1 of them health-based - ranking it 8,816th of 12,903 systems by violation count, the 32th percentile nationally.
Against the MA average
MA's 283 covered systems average 7.0 health-based violations each; READING WATER DEPARTMENT (MWRA) carries 1, not more than typical for the state. The clean-record guide covers what a comparison like this can hide.
Most recent violation on record
READING WATER DEPARTMENT (MWRA)'s most recent violation on record is dated 2023-01-06, with the most recent health-based one dated 2019-01-10. Last reported to EPA: 06/22/2026.
The concern categories on record
READING WATER DEPARTMENT (MWRA)'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: Revised Total Coliform 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 READING WATER DEPARTMENT (MWRA)'s record does not cover
Everything on this page is READING WATER DEPARTMENT (MWRA)'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 READING WATER DEPARTMENT (MWRA)'s customers' taps is household plumbing, invisible to a system-level record ranked 8,816th of 12,903 by violation count. The guide to what this data misses covers that gap.