ZANESVILLE PWS: EPA violation history, explained

ZANESVILLE PWS has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. Population served: 29,381, over 12,286 connections.

Ranked against every other system in this dataset

9 total violations and 3 health-based ones put ZANESVILLE PWS at the 59th percentile nationally for violation burden, rank 5,310 of 12,903.

Against the OH average

ZANESVILLE PWS's 3 health-based violations sit within the OH average of 5.5, across 394 systems statewide. See the lead and copper guide for why lead counts differently.

Most recent violation on record

ZANESVILLE PWS's most recent violation on record is dated 2019-01-12, with the most recent health-based one dated 2007-01-12. Last reported to EPA: 05/15/2026.

The concern categories on record

ZANESVILLE PWS'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 ZANESVILLE PWS's record does not cover

This is what ZANESVILLE PWS 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. This record - 3 health-based violations on file for ZANESVILLE PWS - stops at the meter and cannot see household plumbing on the other side of it. The guide to what this data misses covers that gap.