CALEXICO, CITY OF: EPA violation history, explained
CALEXICO, CITY OF has at least one health-based violation EPA's ECHO database still lists as unaddressed - the required fix has not been reported complete. Population served: 40,357, over 8,638 connections.
Ranked against every other system in this dataset
Out of 12,903 systems in this dataset, CALEXICO, CITY OF ranks 4,535th by violation burden (65th percentile) - 6 violations total, 4 health-baseds.
How CALEXICO, CITY OF compares within CA
CA's 803 covered systems average 5.8 health-based violations each; CALEXICO, CITY OF carries 4, not more than typical for the state. 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 CALEXICO, CITY OF is from 2025-05-10 (health-based: 2025-05-10). Last reported to EPA: 06/22/2026.
What kind of problem, specifically
CALEXICO, CITY OF'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
- Disinfection byproducts - flagged from: TTHM
The most severe category on record is lead & copper, which points toward a lead-class filter if you want to address it directly.
What this data is and is not
This is what CALEXICO, CITY OF 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. This record - 4 health-based violations on file for CALEXICO, CITY OF - 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.