DrinkingWaterCheck

WEST HARRIS COUNTY MUD 11: EPA violation history, explained

WEST HARRIS COUNTY MUD 11 has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 8,205 people through 2,758 service connections.

How this compares nationally

WEST HARRIS COUNTY MUD 11 has 4 violations on record in total, 2 of thems health-based - ranking it 6,940th of 12,903 systems by violation count, the 46th percentile nationally.

How WEST HARRIS COUNTY MUD 11 compares within TX

WEST HARRIS COUNTY MUD 11's 2 health-based violations sit within the TX average of 6.7, across 1,633 systems statewide. See the lead and copper guide for why lead counts differently.

Most recent violation on record

The last violation EPA has on record for WEST HARRIS COUNTY MUD 11 is from 2013-01-10 (health-based: 2013-01-07). Last reported to EPA: 06/26/2026.

What kind of problem, specifically

WEST HARRIS COUNTY MUD 11's flagged contaminants and rule violations, grouped by what they actually mean for a filter choice rather than left as EPA's raw code list:

The most severe category on record is other regulated metals, which points toward a reverse osmosis-class filter if you want to address it directly.

What this data is and is not

WEST HARRIS COUNTY MUD 11'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 4 logged violations can see. The guide to what this data misses covers that gap.