What's in LEWISTON CITY's water?
LEWISTON CITY has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 2,078 people get their water from it, across 732 connections.
How this compares nationally
87 total violations and 1 health-based ones put LEWISTON CITY at the 44th percentile nationally for violation burden, rank 7,278 of 12,903.
How LEWISTON CITY compares within UT
Among the 145 UT systems in this dataset, the average is 2.8 health-based violations - LEWISTON CITY'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 LEWISTON CITY is from 2019-01-07 (health-based: 1991-01-04). Last reported to EPA: 06/17/2026.
What kind of problem, specifically
LEWISTON CITY'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
LEWISTON CITY'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 LEWISTON CITY's customers' taps is household plumbing, invisible to a system-level record ranked 7,278th of 12,903 by violation count. The guide to what this data misses covers that gap.