What's in COLUMBIA CITY WATER DEPARTMENT's water?
COLUMBIA CITY WATER DEPARTMENT has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 9,892 people get their water from it, across 4,124 connections.
Ranked against every other system in this dataset
9 total violations and 2 health-based ones put COLUMBIA CITY WATER DEPARTMENT at the 49th percentile nationally for violation burden, rank 6,583 of 12,903.
How COLUMBIA CITY WATER DEPARTMENT compares within IN
COLUMBIA CITY WATER DEPARTMENT's 2 health-based violations sit within the IN average of 2.9, across 283 systems statewide. 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 COLUMBIA CITY WATER DEPARTMENT is from 2024-01-07 (health-based: 2012-01-09). Last reported to EPA: 06/30/2026.
What kind of problem, specifically
COLUMBIA CITY WATER DEPARTMENT'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 COLUMBIA CITY WATER DEPARTMENT 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. Water quality can still change between the meter and the faucet - household plumbing sits outside what a record of 9 logged violations can see. The guide to what this data misses covers that gap.