County · Oklahoma
Coal County, Oklahoma: drinking water records
This overview covers 5 ZIP codes and 8 community water systems in Coal 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 |
|---|---|---|---|---|---|
| Coalgate Pwa OK1010402 | 2,005 | 0 | 0 | 13 | 12.3 ppb |
| Lehigh OK2001501 | 396 | 0 | 0 | 1 | 0 ppb |
| Tupelo Pwa OK3001506 | 377 | 0 | 0 | 1 | 2.0 ppb |
| Coal Co Rwd #5 OK3001505 | 366 | 0 | 0 | 8 | 1.6 ppb |
| Clarita-Olney Rwd OK3001501 | 360 | 0 | 0 | 3 | 0 ppb |
| Roundhill Rwd #4 OK3001504 | 219 | 0 | 0 | 7 | 1.1 ppb |
| Coal Co Rw&swmg #6 OK3001502 | 150 | 0 | 0 | 1 | 3.1 ppb |
| Phillips Rwd #1 OK3001503 | 140 | 0 | 0 | 2 | 0.5 ppb |
ZIP reports in Coal 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.