WILMINGTON CITY PWS: EPA violation history, explained
WILMINGTON CITY PWS has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 12,401 people through 5,198 service connections.
How this compares nationally
WILMINGTON CITY PWS has 38 violations on record in total, 26 of thems health-based - ranking it 687th of 12,903 systems by violation count, the 95th percentile nationally.
How WILMINGTON CITY PWS compares within OH
OH's 394 covered systems average 5.5 health-based violations each; WILMINGTON CITY PWS carries 26, more than typical for the state. The clean-record guide covers what a comparison like this can hide.
Most recent violation on record
The last violation EPA has on record for WILMINGTON CITY PWS is from 2025-07-12 (health-based: 2014-01-01). Last reported to EPA: 05/15/2026.
What kind of problem, specifically
WILMINGTON 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: Surface Water Treatment Rule
- Disinfection byproducts - flagged from: TTHM
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
Everything on this page is WILMINGTON CITY PWS's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. This record - 26 health-based violations on file for WILMINGTON CITY 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.