CHILLICOTHE CITY PWS: EPA violation history, explained

CHILLICOTHE CITY PWS's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. Population served: 21,725, over 10,205 connections.

Ranked against every other system in this dataset

CHILLICOTHE CITY PWS has 10 violations on record in total, 0 of thems health-based - ranking it 10,444th of 12,903 systems by violation count, the 19th percentile nationally.

How CHILLICOTHE CITY PWS compares within OH

Among the 394 OH systems in this dataset, the average is 5.5 health-based violations - CHILLICOTHE CITY PWS's 0 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 CHILLICOTHE CITY PWS is from 2025-02-07. Last reported to EPA: 05/15/2026.

What this data is and is not

This is what CHILLICOTHE CITY 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. Between the utility's meter and CHILLICOTHE CITY PWS's customers' taps is household plumbing, invisible to a system-level record ranked 10,444th of 12,903 by violation count. The guide to what this data misses covers that gap.