What's in CITY OF MONROE WATER SYSTEM's water?
CITY OF MONROE WATER SYSTEM had a health-based violation within the last five years. The required corrective action was reported, but it happened recently enough to matter. It serves 57,000 people through 19,000 service connections.
How this compares nationally
CITY OF MONROE WATER SYSTEM has 21 violations on record in total, 19 of thems health-based - ranking it 970th of 12,903 systems by violation count, the 92th percentile nationally.
Against the LA average
LA's 347 covered systems average 12.6 health-based violations each; CITY OF MONROE WATER SYSTEM carries 19, more than typical for the state. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
CITY OF MONROE WATER SYSTEM'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: 06/23/2026.
The concern categories on record
CITY OF MONROE WATER SYSTEM'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:
- Lead & copper - flagged from: LEAD AND COPPER RULE REVISIONS
- Microbial contamination / treatment technique - flagged from: Coliform (TCR); Interim Enhanced Surface Water Treatment Rule; Long Term 2 Enhanced Surface Water Treatment Rule
- Synthetic organic chemicals / pesticides / VOCs - flagged from: CARBON, TOTAL
- Disinfection byproducts - flagged from: Total Haloacetic Acids (HAA5)
The most severe category on record is lead & copper, which points toward a lead-class filter if you want to address it directly.
What CITY OF MONROE WATER SYSTEM's record does not cover
Everything on this page is CITY OF MONROE WATER SYSTEM'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 21 logged violations can see. The guide to what this data misses covers that gap.