ST MARYS, CITY OF: EPA violation history, explained
ST MARYS, CITY OF has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 2,781 people get their water from it, across 981 connections.
Ranked against every other system in this dataset
Out of 12,903 systems in this dataset, ST MARYS, CITY OF ranks 2,778th by violation burden (78th percentile) - 15 violations total, 7 health-baseds.
How ST MARYS, CITY OF compares within KS
KS's 152 covered systems average 8.7 health-based violations each; ST MARYS, CITY OF carries 7, 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 ST MARYS, CITY OF is from 2025-02-07 (health-based: 1997-01-04). Last reported to EPA: 05/15/2026.
What kind of problem, specifically
ST MARYS, CITY OF'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:
- Nitrate / nitrite - flagged from: Nitrate
The most severe category on record is nitrate / nitrite, which points toward a reverse osmosis-class filter if you want to address it directly.
What this data is and is not
Everything on this page is ST MARYS, CITY OF's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. Water quality can still change between the meter and the faucet - household plumbing sits outside what a record of 15 logged violations can see. The guide to what this data misses covers that gap.