Harris County Mud 186, TX Water Quality
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 them health-based - ranking it 11,737th of 12,903 systems by violation count, the 9th percentile nationally.
Against the TX average
Among the 1,634 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.