Dillon Valley District, CO Water Quality
Dillon Valley District: EPA violation history, explained
Dillon Valley District's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. Population served: 3,063, over 435 connections.
Dillon Valley District's record against the rest of the country
Dillon Valley District has 5 violations on record in total, 0 of them health-based - ranking it 11,232th of 12,903 systems by violation count, the 13th percentile nationally.
Against the CO average
CO's 230 covered systems average 3.0 health-based violations each; Dillon Valley District carries 0, not more than typical for the state. The clean-record guide covers what a comparison like this can hide.
Most recent violation on record
Dillon Valley District's most recent violation on record is dated 2025-01-11. Last reported to EPA: 06/17/2026.
What Dillon Valley District's record does not cover
This is what Dillon Valley 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 Dillon Valley District's customers' taps is household plumbing, invisible to a system-level record ranked 11,232th of 12,903 by violation count. The guide to what this data misses covers that gap.