Uinta County, WY
The federal environmental record for Uinta County (population 20,745): 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
0
PFAS-detecting water systems
4
TRI facilities
21
open tank releases
Drinking water: PFAS testing
No public water system serving Uinta reported a PFAS detection in the UCMR5 national testing round. Systems serving under 3,300 people were only sampled in part, so absence from this table is not proof of absence in the water.
Facilities reporting toxic releases (2024)
4 facilities in Uinta filed TRI reports for 2024, totalling 38k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| CARTER CREEK GAS PLANT | EVANSTON | Hydrogen sulfide, Benzene | 29k lb |
| SILVER EAGLE REFINING-EVANSTON | EVANSTON | n-Hexane, Toluene | 7k lb |
| RELADYNE WEST LLC | EVANSTON | Toluene, Xylene (mixed isomers) | 1k lb |
| MITSUBISHI CHEMICAL CARBON FIBER & COMPOSITES | EVANSTON | Hydrogen cyanide, Ammonia | 1k lb |
Underground fuel tanks
EPA's UST Finder records 141 tank facilities in Uinta: 83 tanks in service and 322 closed. 75 fuel releases are on record, of which 21 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Uinta as Zone 1, the highest predicted indoor radon levels (over 4 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