EPA Air · inspections by state and year
Air-emissions inspections in Wyoming, 2023
- 80Inspections
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source. Every inspection below was recorded against a source in Wyoming during 2023; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Wyoming, 2023
- Sweetwater County 18
- Campbell County 8
- Park County 7
- Converse County 6
- Uinta County 6
- Lincoln County 5
- Carbon County 5
- Natrona County 4
- Sublette County 4
- Laramie County 3
- Washakie County 3
- Fremont County 3
Wyoming, other years
Air-emissions inspections recorded in Wyoming, 2023
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2023-12-19 | BEAVER CREEK COMPRESSOR STATION (DENBURY ONSHORE, LLC) | RIVERTON, Fremont, WY | FCE On-Site | State |
| 2023-11-16 | HANSEN LAKE COMPRESSOR STATION (WILLIAMS FIELD SERVICES CO.) | SWEETWATER COUNTY, Sweetwater, WY | FCE On-Site | State |
| 2023-11-16 | HANSEN LAKE COMPRESSOR STATION (WILLIAMS FIELD SERVICES CO.) | SWEETWATER COUNTY, Sweetwater, WY | PCE On-Site | State |
| 2023-11-14 | OREGON BASIN GAS PLANT (MERIT ENERGY COMPANY) | PARK COUNTY, Park, WY | FCE On-Site | State |
| 2023-11-07 | HF SINCLAIR PARCO REFINING LLC — high-priority violation on file | SINCLAIR, Carbon, WY | FCE On-Site | State |
| 2023-10-24 | ELK BASIN COMPRESSOR STATION (COLORADO INTERSTATE GAS) | PARK COUNTY, Park, WY | FCE On-Site | State |
| 2023-10-24 | ELK BASIN COMPRESSOR STATION (COLORADO INTERSTATE GAS) | PARK COUNTY, Park, WY | FCE On-Site | State |
| 2023-10-24 | ELK BASIN GAS PLANT (BROTHERS PETROLEUM LLC) | PARK COUNTY, Park, WY | FCE On-Site | State |
| 2023-10-24 | ELK BASIN GAS PLANT (BROTHERS PETROLEUM LLC) | PARK COUNTY, Park, WY | FCE On-Site | State |
| 2023-10-17 | RINER STATION (SOUTHERN STAR CENTRAL GAS PIPELINE) | SWEETWATER COUNTY, Sweetwater, WY | FCE On-Site | State |
| 2023-10-17 | RINER STATION (SOUTHERN STAR CENTRAL GAS PIPELINE) | SWEETWATER COUNTY, Sweetwater, WY | FCE On-Site | State |
| 2023-10-17 | WORLAND COMPRESSOR STATION (WBI ENERGY TRANSMISSION) | WORLAND, Washakie, WY | FCE On-Site | State |
| 2023-10-17 | WORLAND COMPRESSOR STATION (WBI ENERGY TRANSMISSION) | WORLAND, Washakie, WY | FCE On-Site | State |
| 2023-10-11 | BLACK THUNDER MINE (THUNDER BASIN COAL COMPANY) | GILLETTE, Campbell, WY | FCE On-Site | State |
| 2023-10-11 | BLACK THUNDER MINE (THUNDER BASIN COAL COMPANY) | GILLETTE, Campbell, WY | FCE On-Site | State |
| 2023-10-11 | COAL CREEK MINE (THUNDER BASIN COAL COMPANY LLC) | WRIGHT, Campbell, WY | FCE On-Site | State |
| 2023-10-11 | COAL CREEK MINE (THUNDER BASIN COAL COMPANY LLC) | WRIGHT, Campbell, WY | FCE On-Site | State |
| 2023-10-11 | LOST CABIN GAS PLANT (CONTANGO RESOURCES, LLC.) — high-priority violation on file | LOST CABIN, Fremont, WY | FCE On-Site | State |
| 2023-10-11 | LOST CABIN GAS PLANT (CONTANGO RESOURCES, LLC.) — high-priority violation on file | LOST CABIN, Fremont, WY | FCE On-Site | State |
| 2023-10-05 | EVANSTON MILL (SOUTH & JONES TIMBER) | EVANSTON, Uinta, WY | FCE On-Site | State |
| 2023-10-04 | KING COMPRESSOR STATION (COLORADO INTERSTATE GAS) | LINCOLN COUNTY, Lincoln, WY | FCE On-Site | State |
| 2023-10-04 | KING COMPRESSOR STATION (COLORADO INTERSTATE GAS) | LINCOLN COUNTY, Lincoln, WY | FCE On-Site | State |
| 2023-09-28 | CASPER REFINERY (HF SINCLAIR CASPER REFINING LLC) — high-priority violation on file | EVANSVILLE, Natrona, WY | FCE On-Site | State |
| 2023-09-26 | WELL DRAW - AURORA COMPRESSOR STATION (TALLGRASS MIDSTREAM, LLC) | CONVERSE COUNTY, Converse, WY | FCE On-Site | State |
| 2023-09-26 | SCOTT COMPRESSOR STATION (TALLGRASS MIDSTREAM, LLC) | CONVERSE COUNTY, Converse, WY | FCE On-Site | State |
| 2023-09-25 | MILLS COMPLEX (BLACK HILLS BENTONITE LLC) | MILLS, Natrona, WY | FCE On-Site | State |
| 2023-09-21 | CASPER SOLID WASTE MANAGEMENT FACILITY (CITY OF CASPER SOLID WASTE DIVISION) | CASPER, Natrona, WY | FCE On-Site | State |
| 2023-09-14 | EVANSTON LANDFILL #2 (UINTA COUNTY GOVERNMENT) | EVANSTON, Uinta, WY | FCE On-Site | State |
| 2023-09-11 | DOUGLAS GAS PLANT (TALLGRASS MIDSTREAM) | DOUGLAS, Converse, WY | FCE On-Site | State |
| 2023-09-07 | DAVE JOHNSTON (PACIFICORP) | GLENROCK, Converse, WY | FCE On-Site | State |
| 2023-09-06 | NEWCASTLE REFINERY (WYOMING REFINING CO) | NEWCASTLE, Weston, WY | FCE On-Site | State |
| 2023-08-30 | HOSPITAL WASTE INCINERATOR (BANNER HEALTH) — high-priority violation on file | CASPER, Natrona, WY | FCE On-Site | State |
| 2023-08-29 | ROCK SPRINGS TERMINAL (PHILLIPS 66 COMPANY) | ROCK SPRINGS, Sweetwater, WY | FCE On-Site | State |
| 2023-08-29 | PAINTER COMPRESSOR STATION (KERN RIVER GAS TRANSMISSION) | EVANSTON, Uinta, WY | FCE On-Site | State |
| 2023-08-24 | MUDDY CREEK STATION (KERN RIVER GAS TRANS) | LINCOLN COUNTY, Lincoln, WY | FCE On-Site | State |
| 2023-08-23 | PRCC COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | CONVERSE COUNTY, Converse, WY | FCE On-Site | State |
| 2023-08-23 | COLONY EAST AND WEST PLANTS (AMERICAN COLLOID COMPANY) | COLONY, Crook, WY | FCE On-Site | State |
| 2023-08-23 | T55 COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | CONVERSE COUNTY, Converse, WY | FCE On-Site | State |
| 2023-08-22 | LARAMIE CEMENT PLANT (MOUNTAIN CEMENT CO.) — high-priority violation on file | LARAMIE, Albany, WY | FCE On-Site | State |
| 2023-08-17 | BIRD CANYON/COUNTY LINE COMPRESSOR STATION (ENTERPRISE JONAH GAS GATHERING CO) | SUBLETTE COUNTY, Sublette, WY | FCE On-Site | State |
| 2023-08-17 | BRIDGER COMPRESSOR STATION (ENTERPIRSE JONAH GAS GATHERING) | SUBLETTE COUNTY, Sublette, WY | FCE On-Site | State |
| 2023-08-16 | RAWLINS COMPRESSOR STATION (COLORADO INTERSTATE GAS) | CARBON COUNTY, Carbon, WY | FCE On-Site | State |
| 2023-08-15 | PARADISE COMPRESSOR STATION (ENTERPRISE JONAH GAS GATHERING CO) | SUBLETTE COUNTY, Sublette, WY | FCE On-Site | State |
| 2023-08-15 | LUMAN COMPRESSOR STATION (ENTERPRISE JONAH GAS GATHERING CO) | SUBLETTE COUNTY, Sublette, WY | FCE On-Site | State |
| 2023-08-15 | GREEN RIVER SODA ASH PLANT (AMERICAN SODA LLC) | SWEETWATER COUNTY, Sweetwater, WY | FCE On-Site | State |
| 2023-08-08 | MICROSOFT CHEYENNE DATA CENTER (MICROSOFT CORPORATION) | CHEYENNE, Laramie, WY | FCE On-Site | State |
| 2023-08-08 | GREEN RIVER WORKS (TATA CHEMICALS (SODA ASH) PARTNERS) | SWEETWATER COUNTY, Sweetwater, WY | FCE On-Site | State |
| 2023-08-02 | DOTY MOUNTAIN COMPRESSOR STATION (US REALM VENTURES) | CARBON COUNTY, Carbon, WY | FCE On-Site | State |
| 2023-08-02 | EAST PAINTER FACILITY (NORTH SHORE EXPLORATION & PRODUCTION) | UINTA COUNTY, Uinta, WY | FCE On-Site | State |
| 2023-07-26 | LOVELL PLANT (AMERICAN COLLOID CO) | LOVELL, Big Horn, WY | FCE On-Site | State |
| 2023-07-20 | FRANNIE LIME PLANT (DAKOTA COAL) | FRANNIE, Park, WY | FCE On-Site | State |
| 2023-07-18 | LOVELL GRINDING PLANT (BENTONITE PERFORMANCE MINERALS) | LOVELL, Big Horn, WY | FCE On-Site | State |
| 2023-07-18 | SARATOGA MILL (SARATOGA INVESTMENTS LLC) | SARATOGA, Carbon, WY | FCE On-Site | State |
| 2023-07-18 | FREWEN LAKE COMPRESSOR STATION (WILLIAMS FIELD SERVICES) | SWEETWATER COUNTY, Sweetwater, WY | FCE On-Site | State |
| 2023-07-06 | CHEYENNE RENEWABLE DIESEL COMPANY (CHEYENNE RENEWABLE DIESEL COMPANY LLC) | CHEYENNE, Laramie, WY | FCE On-Site | State |
| 2023-06-30 | NEIL SIMPSON COMPLEX (BLACK HILLS CORPORATION) | GILLETTE, Campbell, WY | FCE On-Site | State |
| 2023-06-27 | TABLE ROCK COMPRESSOR STATION (COLORADO INTERSTATE GAS) | SWEETWATER COUNTY, Sweetwater, WY | FCE On-Site | State |
| 2023-06-27 | BAXTER COMPRESSOR STATION (WYOMING INTERSTATE CO) | SWEETWATER COUNTY, Sweetwater, WY | FCE On-Site | State |
| 2023-06-14 | CARTER CREEK GAS PLANT (HILCORP ENERGY CO) | EVANSTON, Uinta, WY | FCE On-Site | State |
| 2023-06-06 | DRY FORK STATION (BASIN ELECTRIC POWER COOP) | GILLETTE, Campbell, WY | FCE On-Site | State |
| 2023-05-22 | DRY WILLOW WATER PUMP STATION (POWDER RIVER MIDSTREAM, LLC) | CAMPBELL COUNTY, Campbell, WY | FCE On-Site | State |
| 2023-05-22 | TABLE MOUNTAIN - CHAIR COMPRESSOR STATION (PRONGHORN MIDSTREAM LLC) | JOHNSON COUNTY, Johnson, WY | FCE On-Site | State |
| 2023-05-18 | WYODAK PLANT (PACIFICORP) | GILLETTE, Campbell, WY | FCE On-Site | State |
| 2023-05-16 | NAUGHTON PLANT (PACIFICORP) | KEMMERER, Lincoln, WY | FCE On-Site | State |
| 2023-05-10 | SHUTE CREEK TREATING FACILITY (EXXON MOBIL CORP) | LINCOLN COUNTY, Lincoln, WY | FCE On-Site | State |
| 2023-05-02 | LARAMIE RIVER STATION (BASIN ELECTRIC POWER COOPERATIVE) — high-priority violation on file | WHEATLAND, Platte, WY | FCE On-Site | State |
| 2023-04-27 | EAKIN COMPRESSOR STATION (MOUNTAIN WEST PIPELINE, LLC) | UINTA COUNTY, Uinta, WY | FCE On-Site | State |
| 2023-04-26 | GRANGER SODA ASH FACILITY (WE SODA WYOMING LP) | GRANGER, Sweetwater, WY | FCE On-Site | State |
| 2023-04-26 | ROCK SPRINGS FERTILIZER COMPLEX (SIMPLOT PHOSPHATES) | ROCK SPRINGS, Sweetwater, WY | FCE On-Site | State |
| 2023-04-26 | WESTVACO FACILITY (WE SODA WYOMING LP) | SWEETWATER COUNTY, Sweetwater, WY | FCE On-Site | State |
| 2023-04-19 | ROCK SPRINGS LANDFILL (SWEETWATER COUNTY SOLID WASTE DISPOSAL DISTRICT NO. 1) | ROCKS SPRINGS, Sweetwater, WY | FCE On-Site | State |
| 2023-04-11 | GREEN RIVER WORKS (TATA CHEMICALS (SODA ASH) PARTNERS) | SWEETWATER COUNTY, Sweetwater, WY | FCE On-Site | State |
| 2023-04-04 | HF SINCLAIR PARCO REFINING LLC — high-priority violation on file | SINCLAIR, Carbon, WY | FCE On-Site | State |
| 2023-03-28 | BIG ISLAND MINE & REFINERY (SISECAM WYOMING LLC) — high-priority violation on file | SWEETWATER COUNTY, Sweetwater, WY | FCE On-Site | State |
| 2023-03-28 | BIG ISLAND MINE & REFINERY (SISECAM WYOMING LLC) — high-priority violation on file | SWEETWATER COUNTY, Sweetwater, WY | PCE On-Site | U.S. EPA |
| 2023-03-20 | CHEYENNE PLANT (DYNO NOBEL INC) — high-priority violation on file | CHEYENNE, Laramie, WY | FCE On-Site | State |
| 2023-03-08 | HEAT PLANT (UNIVERSITY OF WYOMING) | LARAMIE, Albany, WY | FCE On-Site | State |
| 2023-03-02 | ROCK SPRINGS COAL CALCINING PLANT (P4 PRODUCTION) | SWEETWATER COUNTY, Sweetwater, WY | FCE On-Site | State |
| 2023-01-24 | WORLAND PLANT #02 (CROWN CORK AND SEAL) | WORLAND, Washakie, WY | FCE On-Site | State |
| 2023-01-05 | HALFMOON BATTERY (BARETO ENERGY LLC) | PARK COUNTY, Park, WY | FCE On-Site | State |
Dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.