County · Texas
Knox County, Texas: drinking water records
This overview covers 4 ZIP codes and 8 community water systems in Knox 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 |
|---|---|---|---|---|---|
| City of Knox City TX1380002 | 1,037 | 0 | 0 | 2 | 0 ppb |
| Rra Truscott Gilliland Water System TX1380006 | 243 | 0 | 0 | 7 | 0 ppb |
| City of Benjamin TX1380011 | 235 | 0 | 0 | 27 | 4.3 ppb |
| Rhineland WSC TX1380012 | 136 | 0 | 0 | 4 | 0 ppb |
| North Central Texas Municipal Water Auth TX1380009 | 132 | 0 | 0 | 1 | 0 ppb |
| City of Munday TX1380003 | 1,478 | 0 | 0 | 0 | 0 ppb |
| Knox County Rural SUD TX1380013 | 393 | 0 | 0 | 0 | 0 ppb |
| City of Goree Water System TX1380001 | 156 | 0 | 0 | 0 | 3.5 ppb |
ZIP reports in Knox 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.