EPA Air · inspections by county and year
Air-emissions inspections in Sweetwater County, Wyoming, 2025
- 16Inspections
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source. Each row below is one inspection recorded against a source in Sweetwater County, Wyoming during 2025. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Sweetwater County facility page.
Sweetwater County, Wyoming, 2025
- Stack tests 228
Air-emissions inspections in Sweetwater County, other years
Air-emissions inspections recorded in Sweetwater County, Wyoming, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-11-17 | FONTENELLE STATION (MOUNTAIN GAS RESOURCES LLC) | FCE On-Site | State |
| 2025-11-17 | STORM SHELTER COMPRESSOR STATION (WGR OPERATING) | FCE On-Site | State |
| 2025-10-15 | HANSEN LAKE COMPRESSOR STATION (WILLIAMS FIELD SERVICES CO.) | FCE On-Site | State |
| 2025-10-07 | RINER STATION (SOUTHERN STAR CENTRAL GAS PIPELINE) | FCE On-Site | State |
| 2025-08-20 | GRANGER SODA ASH FACILITY (WE SODA WYOMING LP) | FCE On-Site | State |
| 2025-07-30 | BIG ISLAND MINE & REFINERY (SISECAM WYOMING LLC) — high-priority violation on file | FCE On-Site | State |
| 2025-07-17 | GREEN RIVER WORKS (TATA CHEMICALS (SODA ASH) PARTNERS) | FCE On-Site | State |
| 2025-07-09 | WESTVACO FACILITY (WE SODA WYOMING LP) | FCE On-Site | State |
| 2025-07-09 | FREWEN LAKE COMPRESSOR STATION (WILLIAMS FIELD SERVICES) | FCE On-Site | State |
| 2025-06-18 | JIM BRIDGER PLANT (PACIFICORP) — high-priority violation on file | FCE On-Site | State |
| 2025-06-17 | GREEN RIVER SODA ASH PLANT (AMERICAN SODA LLC) | FCE On-Site | State |
| 2025-06-03 | TABLE ROCK COMPRESSOR STATION (COLORADO INTERSTATE GAS) | FCE On-Site | State |
| 2025-06-03 | BAXTER COMPRESSOR STATION (WYOMING INTERSTATE CO) | FCE On-Site | State |
| 2025-05-13 | ROCK SPRINGS FERTILIZER COMPLEX (SIMPLOT PHOSPHATES) | FCE On-Site | State |
| 2025-02-13 | GREEN RIVER WORKS (TATA CHEMICALS (SODA ASH) PARTNERS) | PCE On-Site | State |
| 2025-01-16 | CHAIN LAKES I5 35 4H-8H PAD (CROWHEART ENERGY, LLC) | FCE On-Site | State |
Dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.