WATERTOWN DEPARTMENT OF PUBLIC WORKS: EPA violation history, explained
WATERTOWN DEPARTMENT OF PUBLIC WORKS has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. Population served: 35,985, over 7,662 connections.
Ranked against every other system in this dataset
Out of 12,903 systems in this dataset, WATERTOWN DEPARTMENT OF PUBLIC WORKS ranks 3,790th by violation burden (71th percentile) - 8 violations total, 5 health-baseds.
Against the MA average
WATERTOWN DEPARTMENT OF PUBLIC WORKS's 5 health-based violations sit within 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
WATERTOWN DEPARTMENT OF PUBLIC WORKS's most recent violation on record is dated 2021-01-08, with the most recent health-based one dated 1996-01-01. Last reported to EPA: 06/22/2026.
The concern categories on record
WATERTOWN DEPARTMENT OF PUBLIC WORKS'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 WATERTOWN DEPARTMENT OF PUBLIC WORKS's record does not cover
WATERTOWN DEPARTMENT OF PUBLIC WORKS's numbers here come from its own required reporting to EPA under the Safe Drinking Water Act, not from an independent test of your glass of water. Water quality can still change between the meter and the faucet - household plumbing sits outside what a record of 8 logged violations can see. The guide to what this data misses covers that gap.