County · Tennessee
Rhea County, Tennessee: drinking water records
This overview covers 4 ZIP codes and 8 community water systems in Rhea County. It also stands in for 0 ZIP codes whose utility has too little EPA data for a page of its own.
System population figures are summed from EPA registry records and can overlap where wholesalers and retail systems serve the same people. They are not a Census county-population estimate.
Water systems with the most complete records
| Water system | People served | PFAS survey results | PFAS found | Health-based violations | Lead, 9 in 10 homes at or below |
|---|---|---|---|---|---|
| Dayton Water Dept TN0000174 | 25,054 | 120 | 0 | 1 | 1 ppb |
| Graysville Water Dept TN0000269 | 1,872 | 60 | 0 | 4 | 1 ppb |
| Watts Bar Utility District TN0000872 | 15,571 | 120 | 1 | 0 | 1 ppb |
| Kwp Utility Company LLC MS0720026 | 869 | 0 | 0 | 1 | 2.4 ppb |
| Laurelbrook School TN0000178 | 150 | 0 | 0 | 1 | 1 ppb |
| North U.D. of Rhea County TN0000970 | 3,640 | 0 | 0 | 0 | 1 ppb |
| Spring City Water System TN0000656 | 2,985 | 0 | 0 | 0 | 1 ppb |
| Grandview Utility District TN0000863 | 2,226 | 0 | 0 | 0 | 1 ppb |
ZIP reports in Rhea County
No ZIP report in this county is published yet.
Sources and scope
EPA UCMR 5 occurrence data, samples collected 2023-01-03 – 2026-06-17, final release, August 2026 (file dated Aug 28, 2026); EPA SDWIS via ECHO, 2026Q2 extract (file dated Jul 9, 2026); EPA service-area boundaries v3.0; Census 2020 ZCTAs. Page generated 2026-09-03.
Counts cover the systems that report this county to EPA. A water system may cross county lines. "Found" means at least one result at or above the laboratory reporting level; it is not a compliance finding.