DrinkingWaterCheck

What's in OZARK PWS's water?

OZARK PWS has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 22,000 people get their water from it, across 10,375 connections.

How this compares nationally

Out of 12,903 systems in this dataset, OZARK PWS ranks 1,816th by violation burden (86th percentile) - 17 violations total, 11 health-baseds.

How OZARK PWS compares within MO

MO's 327 covered systems average 6.1 health-based violations each; OZARK PWS carries 11, 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 OZARK PWS is from 2025-02-07 (health-based: 2005-01-10). Last reported to EPA: 06/16/2026.

What kind of problem, specifically

OZARK PWS'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 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

OZARK PWS'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 - 11 health-based violations on file for OZARK PWS - 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.