Vernon-City, Water Dept., CA Water Quality
Is Vernon-City, Water Dept.'s water safe to drink?
Vernon-City, Water Dept. has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. Population served: 28,112, over 1,215 connections.
How this compares nationally
3 total violations and 3 health-based ones put Vernon-City, Water Dept. at the 57th percentile nationally for violation burden, rank 5,610 of 12,903.
How Vernon-City, Water Dept. compares within CA
Vernon-City, Water Dept.'s 3 health-based violations sit within the CA average of 5.8, across 804 systems statewide. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
The last violation EPA has on record for Vernon-City, Water Dept. is from 1999-01-06 (health-based: 1999-01-06). Last reported to EPA: 06/22/2026.
What kind of problem, specifically
Vernon-City, Water Dept.'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 this data is and is not
Everything on this page is Vernon-City, Water Dept.'s own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. This record - 3 health-based violations on file for Vernon-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.