What's in MONROE CITY PWS's water?
MONROE CITY PWS had a health-based violation within the last five years. The required corrective action was reported, but it happened recently enough to matter. 2,500 people get their water from it, across 1,200 connections.
MONROE CITY PWS's record against the rest of the country
MONROE CITY PWS has 52 violations on record in total, 37 of thems health-based - ranking it 420th of 12,903 systems by violation count, the 97th percentile nationally.
Against the MO average
Among the 327 MO systems in this dataset, the average is 6.1 health-based violations - MONROE CITY PWS's 37 is above that. See the lead and copper guide for why lead counts differently.
Most recent violation on record
MONROE CITY PWS's most recent violation on record is dated 2026-01-01, with the most recent health-based one dated 2026-01-01. Last reported to EPA: 06/16/2026.
The concern categories on record
MONROE CITY 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: Interim Enhanced Surface Water Treatment Rule; Surface Water Treatment Rule
- Synthetic organic chemicals / pesticides / VOCs - flagged from: Atrazine
- Disinfection byproducts - flagged from: TTHM; Total Haloacetic Acids (HAA5)
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 MONROE CITY PWS's record does not cover
This is what MONROE CITY PWS 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 MONROE CITY PWS's customers' taps is household plumbing, invisible to a system-level record ranked 420th of 12,903 by violation count. The guide to what this data misses covers that gap.