COPPER BASIN UTILITY DISTRICT: EPA violation history, explained
COPPER BASIN UTILITY DISTRICT has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 2,710 people get their water from it, across 1,221 connections.
COPPER BASIN UTILITY DISTRICT's record against the rest of the country
COPPER BASIN UTILITY DISTRICT has 35 violations on record in total, 1 of them health-based - ranking it 7,595th of 12,903 systems by violation count, the 41th percentile nationally.
Against the TN average
COPPER BASIN UTILITY DISTRICT's 1 health-based violations sit within the TN average of 4.8, across 318 systems statewide. See the lead and copper guide for why lead counts differently.
Most recent violation on record
COPPER BASIN UTILITY DISTRICT's most recent violation on record is dated 2017-09-01, with the most recent health-based one dated 1993-01-07. Last reported to EPA: 05/14/2026.
The concern categories on record
COPPER BASIN UTILITY 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: Surface Water Treatment Rule
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 COPPER BASIN UTILITY DISTRICT's record does not cover
COPPER BASIN UTILITY 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 COPPER BASIN UTILITY DISTRICT's customers' taps is household plumbing, invisible to a system-level record ranked 7,595th of 12,903 by violation count. The guide to what this data misses covers that gap.