CITY OF MATHIS: EPA violation history, explained
CITY OF MATHIS had a health-based violation within the last five years. The required corrective action was reported, but it happened recently enough to matter. Population served: 5,001, over 1,667 connections.
Ranked against every other system in this dataset
57 total violations and 35 health-based ones put CITY OF MATHIS at the 96th percentile nationally for violation burden, rank 458 of 12,903.
How CITY OF MATHIS compares within TX
TX's 1,633 covered systems average 6.7 health-based violations each; CITY OF MATHIS carries 35, more than typical for the state. 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 CITY OF MATHIS is from 2027-02-07 (health-based: 2025-05-10). Last reported to EPA: 06/26/2026.
What kind of problem, specifically
CITY OF MATHIS'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:
- Lead & copper - flagged from: LEAD AND COPPER RULE REVISIONS
- Microbial contamination / treatment technique - flagged from: Coliform (TCR); Surface Water Treatment Rule
- Disinfection byproducts - flagged from: TTHM; Total Haloacetic Acids (HAA5)
The most severe category on record is lead & copper, which points toward a lead-class filter if you want to address it directly.
What this data is and is not
Everything on this page is CITY OF MATHIS's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. Between the utility's meter and CITY OF MATHIS's customers' taps is household plumbing, invisible to a system-level record ranked 458th of 12,903 by violation count. The guide to what this data misses covers that gap.