What's in COLUMBUS, CITY OF's water?
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. It serves 2,882 people through 1,519 service connections.
How this compares nationally
45 total violations and 27 health-based ones put COLUMBUS, CITY OF at the 95th percentile nationally for violation burden, rank 651 of 12,903.
How COLUMBUS, CITY OF compares within KS
Among the 152 KS systems in this dataset, the average is 8.7 health-based violations - COLUMBUS, CITY OF's 27 is above that. See the lead and copper guide for why lead counts differently.
Most recent violation on record
The last violation EPA has on record for COLUMBUS, CITY OF is from 2024-07-10 (health-based: 2003-01-01). Last reported to EPA: 05/15/2026.
What kind of problem, specifically
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:
- Microbial contamination / treatment technique - flagged from: Coliform (TCR)
- Radionuclides - flagged from: Combined Radium (-226 and -228)
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 COLUMBUS, CITY OF's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. Between the utility's meter and COLUMBUS, CITY OF's customers' taps is household plumbing, invisible to a system-level record ranked 651th of 12,903 by violation count. The guide to what this data misses covers that gap.