DrinkingWaterCheck

NILES CITY PWS: EPA violation history, explained

NILES CITY 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: 21,961, over 9,710 connections.

NILES CITY PWS's record against the rest of the country

Out of 12,903 systems in this dataset, NILES CITY PWS ranks 8,437th by violation burden (35th percentile) - 7 violations total, 1 health-based.

Against the OH average

OH's 394 covered systems average 5.5 health-based violations each; NILES CITY PWS carries 1, not more than typical for the state. The clean-record guide covers what a comparison like this can hide.

Most recent violation on record

NILES CITY PWS's most recent violation on record is dated 2022-07-01, with the most recent health-based one dated 2004-01-07. Last reported to EPA: 05/15/2026.

The concern categories on record

NILES CITY 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:

The most severe category on record is disinfection byproducts, which points toward a carbon-class filter if you want to address it directly.

What NILES CITY PWS's record does not cover

This is what NILES 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 NILES CITY PWS's customers' taps is household plumbing, invisible to a system-level record ranked 8,437th of 12,903 by violation count. The guide to what this data misses covers that gap.