Chemehuevi Water: EPA violation history, explained
Chemehuevi Water has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 2,200 people get their water from it, across 603 connections.
How this compares nationally
72 total violations and 9 health-based ones put Chemehuevi Water at the 84th percentile nationally for violation burden, rank 2,084 of 12,903.
Against the CA average
Chemehuevi Water's 9 health-based violations sit above the CA average of 5.8, across 803 systems statewide. The clean-record guide covers what a comparison like this can hide.
Most recent violation on record
Chemehuevi Water's most recent violation on record is dated 2025-01-01, with the most recent health-based one dated 1998-01-08. Last reported to EPA: 06/30/2026.
The concern categories on record
Chemehuevi Water'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 Chemehuevi Water's record does not cover
This is what Chemehuevi Water 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 Chemehuevi Water's customers' taps is household plumbing, invisible to a system-level record ranked 2,084th of 12,903 by violation count. The guide to what this data misses covers that gap.