MOUNT VERNON PWS: EPA violation history, explained
MOUNT VERNON PWS has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. Population served: 4,575, over 1,949 connections.
MOUNT VERNON PWS's record against the rest of the country
Out of 12,903 systems in this dataset, MOUNT VERNON PWS ranks 6,724th by violation burden (48th percentile) - 7 violations total, 2 health-baseds.
Against the MO average
Among the 327 MO systems in this dataset, the average is 6.1 health-based violations - MOUNT VERNON PWS's 2 is at or below that. The clean-record guide covers what a comparison like this can hide.
Most recent violation on record
MOUNT VERNON PWS's most recent violation on record is dated 2025-02-07, with the most recent health-based one dated 2012-01-08. Last reported to EPA: 06/16/2026.
The concern categories on record
MOUNT VERNON 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:
- 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 MOUNT VERNON PWS's record does not cover
Everything on this page is MOUNT VERNON PWS's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. This record - 2 health-based violations on file for MOUNT VERNON 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.