Monrovia-City, Water Dept., CA Water Quality
Monrovia-City, Water Dept.: EPA violation history, explained
Monrovia-City, Water Dept.'s only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. Population served: 37,931, over 9,597 connections.
Ranked against every other system in this dataset
2 total violations and 0 health-based ones put Monrovia-City, Water Dept. at the 8th percentile nationally for violation burden, rank 11,902 of 12,903.
Against the CA average
Monrovia-City, Water Dept.'s 0 health-based violations sit within the CA average of 5.8, across 804 systems statewide. The clean-record guide covers what a comparison like this can hide.
Most recent violation on record
Monrovia-City, Water Dept.'s most recent violation on record is dated 2023-01-05. Last reported to EPA: 06/22/2026.
What Monrovia-City, Water Dept.'s record does not cover
Everything on this page is Monrovia-City, Water Dept.'s own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. This record - 0 health-based violations on file for Monrovia-City, Water Dept. - 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.