SOUTHWEST REG WATER DISTRICT (RED OAK): EPA violation history, explained
SOUTHWEST REG WATER DISTRICT (RED OAK) has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 3,500 people get their water from it, across 1,369 connections.
How this compares nationally
10 total violations and 6 health-based ones put SOUTHWEST REG WATER DISTRICT (RED OAK) at the 75th percentile nationally for violation burden, rank 3,264 of 12,903.
How SOUTHWEST REG WATER DISTRICT (RED OAK) compares within IA
IA's 203 covered systems average 3.5 health-based violations each; SOUTHWEST REG WATER DISTRICT (RED OAK) carries 6, 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 SOUTHWEST REG WATER DISTRICT (RED OAK) is from 2026-01-03 (health-based: 2013-01-07). Last reported to EPA: 06/17/2026.
What kind of problem, specifically
SOUTHWEST REG WATER DISTRICT (RED OAK)'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)
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
This is what SOUTHWEST REG WATER DISTRICT (RED OAK) 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. Between the utility's meter and SOUTHWEST REG WATER DISTRICT (RED OAK)'s customers' taps is household plumbing, invisible to a system-level record ranked 3,264th of 12,903 by violation count. The guide to what this data misses covers that gap.