Is CALHOUN-CHARLESTON U.D.'s water safe to drink?

CALHOUN-CHARLESTON U.D.'s only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. It serves 2,959 people through 1,198 service connections.

CALHOUN-CHARLESTON U.D.'s record against the rest of the country

Out of 12,903 systems in this dataset, CALHOUN-CHARLESTON U.D. ranks 11,037th by violation burden (14th percentile) - 6 violations total, 0 health-baseds.

Against the TN average

Among the 318 TN systems in this dataset, the average is 4.8 health-based violations - CALHOUN-CHARLESTON U.D.'s 0 is at or below that. The clean-record guide covers what a comparison like this can hide.

Most recent violation on record

CALHOUN-CHARLESTON U.D.'s most recent violation on record is dated 2011-01-11. Last reported to EPA: 05/14/2026.

What CALHOUN-CHARLESTON U.D.'s record does not cover

CALHOUN-CHARLESTON 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. Between the utility's meter and CALHOUN-CHARLESTON U.D.'s customers' taps is household plumbing, invisible to a system-level record ranked 11,037th of 12,903 by violation count. The guide to what this data misses covers that gap.