BAR NUNN, TOWN OF: EPA violation history, explained

BAR NUNN, TOWN OF has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. Population served: 4,000, over 1,710 connections.

Ranked against every other system in this dataset

13 total violations and 1 health-based ones put BAR NUNN, TOWN OF at the 38th percentile nationally for violation burden, rank 8,058 of 12,903.

How BAR NUNN, TOWN OF compares within WY

WY's 44 covered systems average 5.0 health-based violations each; BAR NUNN, TOWN OF carries 1, 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 BAR NUNN, TOWN OF is from 2012-01-08 (health-based: 2012-01-08). Last reported to EPA: 06/29/2026.

What kind of problem, specifically

BAR NUNN, TOWN OF'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

This is what BAR NUNN, TOWN OF 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 BAR NUNN, TOWN OF's customers' taps is household plumbing, invisible to a system-level record ranked 8,058th of 12,903 by violation count. The guide to what this data misses covers that gap.