SUNKO WSC: EPA violation history, explained

SUNKO WSC's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. 5,064 people get their water from it, across 1,688 connections.

Ranked against every other system in this dataset

3 total violations and 0 health-based ones put SUNKO WSC at the 9th percentile nationally for violation burden, rank 11,707 of 12,903.

How SUNKO WSC compares within TX

TX's 1,633 covered systems average 6.7 health-based violations each; SUNKO WSC carries 0, not more than typical for the state. The clean-record guide covers what a comparison like this can hide.

Most recent violation on record

The last violation EPA has on record for SUNKO WSC is from 2019-01-04. Last reported to EPA: 06/26/2026.

What this data is and is not

This is what SUNKO WSC 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 SUNKO 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.