KETCHUM PWA: EPA violation history, explained
KETCHUM PWA has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. Population served: 4,025, over 1,918 connections.
How this compares nationally
14 total violations and 4 health-based ones put KETCHUM PWA at the 67th percentile nationally for violation burden, rank 4,299 of 12,903.
How KETCHUM PWA compares within OK
KETCHUM PWA's 4 health-based violations sit within the OK average of 39.5, across 240 systems statewide. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
The last violation EPA has on record for KETCHUM PWA is from 2021-01-10 (health-based: 2005-01-04). Last reported to EPA: 05/13/2026.
What kind of problem, specifically
KETCHUM PWA'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
- Synthetic organic chemicals / pesticides / VOCs - flagged from: CARBON, TOTAL
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 KETCHUM PWA 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. This record - 4 health-based violations on file for KETCHUM PWA - 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.