What's in NORWELL WATER DEPARTMENT's water?
NORWELL WATER DEPARTMENT has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 11,495 people get their water from it, across 3,798 connections.
How this compares nationally
NORWELL WATER DEPARTMENT has 14 violations on record in total, 5 of thems health-based - ranking it 3,664th of 12,903 systems by violation count, the 72th percentile nationally.
How NORWELL WATER DEPARTMENT compares within MA
MA's 283 covered systems average 7.0 health-based violations each; NORWELL WATER DEPARTMENT carries 5, not more than typical for the state. See the lead and copper guide for why lead counts differently.
Most recent violation on record
The last violation EPA has on record for NORWELL WATER DEPARTMENT is from 2024-01-07 (health-based: 2006-01-12). Last reported to EPA: 06/22/2026.
What kind of problem, specifically
NORWELL 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:
- 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
NORWELL WATER DEPARTMENT'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 NORWELL WATER DEPARTMENT's customers' taps is household plumbing, invisible to a system-level record ranked 3,664th of 12,903 by violation count. The guide to what this data misses covers that gap.