DrinkingWaterCheck

What's in AQUARION WATER/NH's water?

AQUARION WATER/NH has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. Population served: 34,000, over 8,644 connections.

How this compares nationally

AQUARION WATER/NH has 9 violations on record in total, 1 of them health-based - ranking it 8,277th of 12,903 systems by violation count, the 36th percentile nationally.

How AQUARION WATER/NH compares within CT

Among the 73 CT systems in this dataset, the average is 2.6 health-based violations - AQUARION WATER/NH's 1 is at or below that. The filter guide explains what a violation like this actually calls for.

Most recent violation on record

The last violation EPA has on record for AQUARION WATER/NH is from 2024-01-07 (health-based: 1995-01-08). Last reported to EPA: 06/23/2026.

What kind of problem, specifically

AQUARION WATER/NH'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

This is what AQUARION WATER/NH 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 AQUARION WATER/NH's customers' taps is household plumbing, invisible to a system-level record ranked 8,277th of 12,903 by violation count. The guide to what this data misses covers that gap.