What's in HARRIS COUNTY WCID 1's water?

HARRIS COUNTY WCID 1's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. It serves 8,559 people through 2,853 service connections.

Ranked against every other system in this dataset

4 total violations and 0 health-based ones put HARRIS COUNTY WCID 1 at the 12th percentile nationally for violation burden, rank 11,377 of 12,903.

How HARRIS COUNTY WCID 1 compares within TX

Among the 1,633 TX systems in this dataset, the average is 6.7 health-based violations - HARRIS COUNTY WCID 1's 0 is at or below that. 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 HARRIS COUNTY WCID 1 is from 2021-01-01. Last reported to EPA: 06/26/2026.

What this data is and is not

Everything on this page is HARRIS COUNTY WCID 1's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. This record - 0 health-based violations on file for HARRIS COUNTY WCID 1 - 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.