What's in TISBURY WATER WORKS's water?
TISBURY WATER 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: 6,082, over 2,846 connections.
TISBURY WATER WORKS's record against the rest of the country
Out of 12,903 systems in this dataset, TISBURY WATER WORKS ranks 2,132th by violation burden (83th percentile) - 34 violations total, 9 health-baseds.
Against the MA average
Among the 283 MA systems in this dataset, the average is 7.0 health-based violations - TISBURY WATER WORKS's 9 is above that. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
TISBURY WATER WORKS's most recent violation on record is dated 2022-01-07, with the most recent health-based one dated 2015-01-11. Last reported to EPA: 06/22/2026.
The concern categories on record
TISBURY WATER 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:
- Microbial contamination / treatment technique - flagged from: Coliform (TCR)
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 TISBURY WATER WORKS's record does not cover
This is what TISBURY WATER WORKS reported to its state primacy agency and EPA under the Safe Drinking Water Act - real regulatory record, not a lab test of your specific tap. Between the utility's meter and TISBURY WATER WORKS's customers' taps is household plumbing, invisible to a system-level record ranked 2,132th of 12,903 by violation count. The guide to what this data misses covers that gap.