COLUMBUS, CITY OF: EPA violation history, explained
COLUMBUS, CITY OF has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 24,028 people get their water from it, across 9,439 connections.
Ranked against every other system in this dataset
Out of 12,903 systems in this dataset, COLUMBUS, CITY OF ranks 1,657th by violation burden (87th percentile) - 14 violations total, 12 health-baseds.
Against the NE average
Among the 64 NE systems in this dataset, the average is 8.9 health-based violations - COLUMBUS, CITY OF's 12 is above that. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
COLUMBUS, CITY OF's most recent violation on record is dated 2019-01-10, with the most recent health-based one dated 2019-01-10. Last reported to EPA: 06/30/2026.
The concern categories on record
COLUMBUS, CITY OF'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:
- Lead & copper - flagged from: Lead and Copper Rule
- Microbial contamination / treatment technique - flagged from: Coliform (TCR)
- Other regulated metals - flagged from: Arsenic; Fluoride
- Synthetic organic chemicals / pesticides / VOCs - flagged from: Trichloroethylene
The most severe category on record is lead & copper, which points toward a lead-class filter if you want to address it directly.
What COLUMBUS, CITY OF's record does not cover
Everything on this page is COLUMBUS, CITY OF's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. Water quality can still change between the meter and the faucet - household plumbing sits outside what a record of 14 logged violations can see. The guide to what this data misses covers that gap.