Hughes County, OK
The federal environmental record for Hughes County (population 13,436): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
0
Superfund NPL sites
0
federal cleanup sites
1
PFAS-detecting water systems
4
TRI facilities
5
open tank releases
Drinking water: PFAS testing
Public water systems serving Hughes with at least one PFAS detection under UCMR5. The federal limit for PFOA and PFOS is 4 ng/L; EPA proposed in May 2026 to rescind the limits for the other compounds, which are shown for information.
| System | Highest results | Reading |
|---|---|---|
| HOLDENVILLE OK1020803 | PFBA: 6 ng/L | detected |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
4 facilities in Hughes filed TRI reports for 2024, totalling 27k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| NORTHRIDGE GAS PLANT | CALVIN | n-Hexane, Benzene | 12k lb |
| WETUMKA GAS PROCESSING PLANT | WETUMKA | n-Hexane | 9k lb |
| HICKORY HILLS GAS PLANT | STUART | n-Hexane, Toluene | 6k lb |
| THE PORK GROUP INC. | HOLDENVILLE | - | 0 lb |
Underground fuel tanks
EPA's UST Finder records 88 tank facilities in Hughes: 37 tanks in service and 163 closed. 27 fuel releases are on record, of which 5 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Hughes as Zone 3, the lowest predicted indoor radon (under 2 pCi/L average). Radon and air quality are covered in depth on lung.com.
The record for one specific address
County figures blur what matters: distance. The Address Environmental Report runs these same federal datasets against one address and reports every site, tank, polluter and water result around it, with distances, in about a minute.
Get the report - $39