Northern Kentucky Water District, KY Water Quality
Northern Kentucky Water District: EPA violation history, explained
Northern Kentucky Water District's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. Population served: 259,949, over 90,310 connections.
Northern Kentucky Water District's record against the rest of the country
Northern Kentucky Water District has 142 violations on record in total, 0 of them health-based - ranking it 9,334th of 12,903 systems by violation count, the 28th percentile nationally.
How Northern Kentucky Water District compares within KY
KY's 273 covered systems average 9.4 health-based violations each; Northern Kentucky Water District carries 0, not more than typical for the state. 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 Northern Kentucky Water District is from 2016-01-05. Last reported to EPA: 06/18/2026.
What this data is and is not
Everything on this page is Northern Kentucky Water District'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 142 logged violations can see. The guide to what this data misses covers that gap.