HARRIS COUNTY MUD 186: EPA violation history, explained

HARRIS COUNTY MUD 186's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. Population served: 4,005, over 1,335 connections.

How this compares nationally

HARRIS COUNTY MUD 186 has 3 violations on record in total, 0 of thems health-based - ranking it 11,737th of 12,903 systems by violation count, the 9th percentile nationally.

Against the TX average

Among the 1,633 TX systems in this dataset, the average is 6.7 health-based violations - HARRIS COUNTY MUD 186's 0 is at or below that. The filter guide explains what a violation like this actually calls for.

Most recent violation on record

HARRIS COUNTY MUD 186's most recent violation on record is dated 2025-02-07. Last reported to EPA: 06/26/2026.

What HARRIS COUNTY MUD 186's record does not cover

This is what HARRIS COUNTY MUD 186 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 - 0 health-based violations on file for HARRIS COUNTY MUD 186 - 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.