What's in CTWC - NAUGATUCK REG-TERRYVILLE SYSTEM's water?
CTWC - NAUGATUCK REG-TERRYVILLE SYSTEM has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 5,607 people get their water from it, across 2,383 connections.
Ranked against every other system in this dataset
CTWC - NAUGATUCK REG-TERRYVILLE SYSTEM has 2 violations on record in total, 2 of thems health-based - ranking it 7,059th of 12,903 systems by violation count, the 45th percentile nationally.
How CTWC - NAUGATUCK REG-TERRYVILLE SYSTEM compares within CT
CT's 73 covered systems average 2.6 health-based violations each; CTWC - NAUGATUCK REG-TERRYVILLE SYSTEM carries 2, not more than typical for the state. 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 CTWC - NAUGATUCK REG-TERRYVILLE SYSTEM is from 1998-01-06 (health-based: 1998-01-06). Last reported to EPA: 06/29/2026.
What kind of problem, specifically
CTWC - NAUGATUCK REG-TERRYVILLE SYSTEM'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 this data is and is not
CTWC - NAUGATUCK REG-TERRYVILLE SYSTEM'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. Between the utility's meter and CTWC - NAUGATUCK REG-TERRYVILLE SYSTEM's customers' taps is household plumbing, invisible to a system-level record ranked 7,059th of 12,903 by violation count. The guide to what this data misses covers that gap.