TRENTON CITY PWS: EPA violation history, explained
TRENTON CITY PWS has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 13,012 people get their water from it, across 4,618 connections.
How this compares nationally
Out of 12,903 systems in this dataset, TRENTON CITY PWS ranks 2,400th by violation burden (81th percentile) - 24 violations total, 8 health-baseds.
How TRENTON CITY PWS compares within OH
OH's 394 covered systems average 5.5 health-based violations each; TRENTON CITY PWS carries 8, more than typical for the state. See the lead and copper guide for why lead counts differently.
Most recent violation on record
The last violation EPA has on record for TRENTON CITY PWS is from 2026-06-12 (health-based: 2000-01-10). Last reported to EPA: 05/15/2026.
What kind of problem, specifically
TRENTON 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:
- 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 TRENTON 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 TRENTON CITY PWS's customers' taps is household plumbing, invisible to a system-level record ranked 2,400th of 12,903 by violation count. The guide to what this data misses covers that gap.