Colby, City of, KS Water Quality
What's in Colby, City of's water?
Colby, City of's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. 5,516 people get their water from it, across 2,609 connections.
How this compares nationally
33 total violations and 0 health-based ones put Colby, City of at the 24th percentile nationally for violation burden, rank 9,756 of 12,903.
Against the KS average
Colby, City of's 0 health-based violations sit within the KS average of 8.7, across 155 systems statewide. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
Colby, City of's most recent violation on record is dated 2019-02-11. Last reported to EPA: 05/15/2026.
What Colby, City of's record does not cover
This is what Colby, City of 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 33 logged violations can see. The guide to what this data misses covers that gap.