DrinkingWaterCheck

EDGARTOWN WATER DEPARTMENT: EPA violation history, explained

EDGARTOWN WATER DEPARTMENT has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. Population served: 8,027, over 3,605 connections.

Ranked against every other system in this dataset

11 total violations and 6 health-based ones put EDGARTOWN WATER DEPARTMENT at the 75th percentile nationally for violation burden, rank 3,240 of 12,903.

How EDGARTOWN WATER DEPARTMENT compares within MA

Among the 283 MA systems in this dataset, the average is 7.0 health-based violations - EDGARTOWN WATER DEPARTMENT's 6 is at or below that. See the lead and copper guide for why lead counts differently.

Most recent violation on record

The last violation EPA has on record for EDGARTOWN WATER DEPARTMENT is from 2004-01-03 (health-based: 2004-01-03). Last reported to EPA: 06/22/2026.

What kind of problem, specifically

EDGARTOWN 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:

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 EDGARTOWN 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 EDGARTOWN WATER DEPARTMENT's customers' taps is household plumbing, invisible to a system-level record ranked 3,240th of 12,903 by violation count. The guide to what this data misses covers that gap.