JOSHUA BASIN WATER DISTRICT: EPA violation history, explained
JOSHUA BASIN WATER DISTRICT has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. Population served: 6,640, over 4,884 connections.
JOSHUA BASIN WATER DISTRICT's record against the rest of the country
Out of 12,903 systems in this dataset, JOSHUA BASIN WATER DISTRICT ranks 5,588th by violation burden (57th percentile) - 4 violations total, 3 health-baseds.
Against the CA average
JOSHUA BASIN WATER DISTRICT's 3 health-based violations sit within 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
JOSHUA BASIN WATER DISTRICT's most recent violation on record is dated 2003-01-09, with the most recent health-based one dated 2003-01-09. Last reported to EPA: 06/22/2026.
The concern categories on record
JOSHUA BASIN WATER DISTRICT'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 JOSHUA BASIN WATER DISTRICT's record does not cover
This is what JOSHUA BASIN WATER DISTRICT 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 JOSHUA BASIN WATER DISTRICT's customers' taps is household plumbing, invisible to a system-level record ranked 5,588th of 12,903 by violation count. The guide to what this data misses covers that gap.