HARPETH VALLEY U.D.: EPA violation history, explained
HARPETH VALLEY U.D. has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 65,518 people through 28,363 service connections.
HARPETH VALLEY U.D.'s record against the rest of the country
Out of 12,903 systems in this dataset, HARPETH VALLEY U.D. ranks 6,319th by violation burden (51th percentile) - 15 violations total, 2 health-baseds.
Against the TN average
Among the 318 TN systems in this dataset, the average is 4.8 health-based violations - HARPETH VALLEY U.D.'s 2 is at or below that. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
HARPETH VALLEY U.D.'s most recent violation on record is dated 2018-04-10, with the most recent health-based one dated 2010-01-03. Last reported to EPA: 05/14/2026.
The concern categories on record
HARPETH VALLEY U.D.'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: Interim Enhanced 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 HARPETH VALLEY U.D.'s record does not cover
HARPETH VALLEY U.D.'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. This record - 2 health-based violations on file for HARPETH VALLEY U.D. - stops at the meter and cannot see household plumbing on the other side of it. The guide to what this data misses covers that gap.