D & M WSC: EPA violation history, explained

D & M WSC has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 7,280 people get their water from it, across 2,304 connections.

Ranked against every other system in this dataset

Out of 12,903 systems in this dataset, D & M WSC ranks 4,047th by violation burden (69th percentile) - 41 violations total, 4 health-baseds.

How D & M WSC compares within TX

D & M WSC's 4 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 D & M WSC is from 2025-02-07 (health-based: 2020-01-01). Last reported to EPA: 06/26/2026.

What kind of problem, specifically

D & M WSC'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:

• Microbial contamination / treatment technique - flagged from: Coliform (TCR)
• Disinfection byproducts - flagged from: TTHM

The most severe category on record is microbial contamination / treatment technique, which points toward a microbial-class filter if you want to address it directly.

What this data is and is not

D & M WSC'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. This record - 4 health-based violations on file for D & M WSC - 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.