WATER DISTRICT 1 OF JOHNSON CO: EPA violation history, explained

WATER DISTRICT 1 OF JOHNSON CO's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. Population served: 490,000, over 157,481 connections.

Ranked against every other system in this dataset

3 total violations and 0 health-based ones put WATER DISTRICT 1 OF JOHNSON CO at the 11th percentile nationally for violation burden, rank 11,539 of 12,903.

Against the KS average

WATER DISTRICT 1 OF JOHNSON CO's 0 health-based violations sit within the KS average of 8.7, across 152 systems statewide. The clean-record guide covers what a comparison like this can hide.

Most recent violation on record

WATER DISTRICT 1 OF JOHNSON CO's most recent violation on record is dated 2002-01-01. Last reported to EPA: 05/15/2026.

What WATER DISTRICT 1 OF JOHNSON CO's record does not cover

WATER DISTRICT 1 OF JOHNSON CO's numbers here come from its own required reporting to EPA under the Safe Drinking Water Act, not from an independent test of your glass of water. Water quality can still change between the meter and the faucet - household plumbing sits outside what a record of 3 logged violations can see. The guide to what this data misses covers that gap.