DENAIR COMMUNITY SERVICES DISTRICT: EPA violation history, explained
DENAIR COMMUNITY SERVICES DISTRICT has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 5,090 people get their water from it, across 1,711 connections.
DENAIR COMMUNITY SERVICES DISTRICT's record against the rest of the country
Out of 12,903 systems in this dataset, DENAIR COMMUNITY SERVICES DISTRICT ranks 5,066th by violation burden (61th percentile) - 18 violations total, 3 health-baseds.
Against the CA average
CA's 803 covered systems average 5.8 health-based violations each; DENAIR COMMUNITY SERVICES DISTRICT carries 3, not more than typical for the state. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
DENAIR COMMUNITY SERVICES DISTRICT's most recent violation on record is dated 2014-01-12, with the most recent health-based one dated 2014-01-12. Last reported to EPA: 06/22/2026.
The concern categories on record
DENAIR COMMUNITY SERVICES 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 DENAIR COMMUNITY SERVICES DISTRICT's record does not cover
DENAIR COMMUNITY SERVICES DISTRICT's numbers here come from its own required reporting to EPA under the Safe Drinking Water Act, not from an independent test of your glass of water. Between the utility's meter and DENAIR COMMUNITY SERVICES DISTRICT's customers' taps is household plumbing, invisible to a system-level record ranked 5,066th of 12,903 by violation count. The guide to what this data misses covers that gap.