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CAA Permits Issued by EPA in Region 8

EPA's Mountains and Plains region – Region 8 – implements CAA permitting programs for 27 Tribal Nations in Colorado, Montana, North Dakota, South Dakota, Utah, and Wyoming, with the exception of Title V Operating Permits on the Southern Ute Indian Reservation

The CAA permits that have been issued and are being implemented by Region 8 are listed below, alphabetically by owner/operator name for each permit type. 

On this page:

CAA Permitting in Region 8

Region 8 CAA Permitting Home

Region 8 Permits Open for Public Comment

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  • PSD Permits
  • Nonattainment NSR Permits
  • Minor NSR Permits
  • Minor NSR General Permits
  • Minor NSR Permits by Rule
  • Minor NSR Federal Implementation Plans
    • Oil and Natural Gas True Minor Sources
  • Part 71 Title V Operating Permits
  • Part 61 NESHAP Construction Approvals
     

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IMPORTANT NOTES: *When viewing final documents in the dockets on regulations.gov that are electronically signed, to view the valid signature, you may need to select "Enable Editing." Warning that if you actually edit the signed document, the signature will become invalid in your downloaded copy of the document. **If the provided docket link directs you to the Regulations.gov site, to access the docket, use the search box and enter the docket number for the permit action. For assistance in accessing the docket, the eRulemaking Help Desk will be available during normal working hours at 1-877-378-5457 (toll free). 


Last Updated June 21, 2022


Operator Name - Facility Name Location Type Date Issued Related Documents
PSD Permits
SIMCOE, LLC (formerly BP America Production Company) - Treating Site #1 Central Delivery Point Southern Ute Indian Reservation, La Plata County, Colorado PSD June 9, 1999 Permit and Statement of Basis
SIMCOE, LLC (formerly BP America Production Company) - Treating Site #2 Central Delivery Point Southern Ute Indian Reservation, La Plata County, Colorado PSD June 9, 1999 Permit and Statement of Basis
SIMCOE, LLC (formerly BP America Production Company) - Treating Site #4 Central Delivery Point Southern Ute Indian Reservation, La Plata County, Colorado PSD June 9, 1999 Permit and Statement of Basis
SIMCOE, LLC (formerly BP America Production Company) - Treating Site #6 Central Delivery Point Southern Ute Indian Reservation, La Plata County, Colorado PSD June 9, 1999 Permit and Statement of Basis
SIMCOE, LLC (formerly BP America Production Company) - Treating Site #7 Central Delivery Point Southern Ute Indian Reservation, La Plata County, Colorado PSD June 9, 1999 Permit and Statement of Basis
Cheyenne Light Fuel and Power/Black Hills Power, Inc. - Cheyenne Prairie Generating Station Laramie County, Wyoming GHG PSD September 27, 2012 Permit & Related Documents
Deseret Generation and Transmission Cooperative - Boiler #1 Uintah and Ouray Indian Reservation, Uintah County, Utah PSD February 2, 2001 Permit & Fact Sheet
Deseret Generation and Transmission Cooperative - WCFU Uintah and Ouray Indian Reservation, Uintah County, Utah PSD August 30, 2007
(appealed and remanded)
Please contact
Claudia Smith
(smith.claudia@epa.gov)
303-312-6520
Sinclair Wyoming Refining Company - Sinclair Refinery Sinclair, Wyoming GHG PSD March 21, 2013 Permit & Related Documents
Sioux Manufacturing Company - Kevlar Coating Facility Spirit Lake Indian Reservation, Benson County, North Dakota PSD May 3, 2006 Permit & Statement of Basis
Solvay Soda Ash Joint Venture - Green River Soda Ash Plant Green River, Wyoming GHG PSD January 27, 2014 Permit & Related Documents
Williams Field Services - Ignacio Gas Plant Southern Ute Indian Reservation, La Plata County, Colorado PSD December 22, 2010 Permit & Related Documents
Williams Field Services - PLA-9 Central Delivery Point La Plata County, Colorado PSD January 4, 2007 Permit & Statement of Basis
Operator Name - Facility Name Location Type Date Issued Related Documents
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NA NSR Permits

None at this time        
Operator Name - Facility Name Location Type Date Issued Related Documents
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Minor NSR Permits

American Gilsonite Company - Cottonwood Mine Site Uintah and Ouray Indian Reservation, Uintah County, Utah True Minor (Administrative Revision) April 13, 2022 Docket #EPA-R08-OAR-2020-0149

Previous November 3, 2020 True Minor (Modification) - Permit & Administrative Record
Anadarko Uintah Midstream, LLC - Antelope Flats & Sand Wash Compressor Stations with South Central Tank Battery Uintah and Ouray Indian Reservation, Uintah County, Utah Synthetic Minor
(Administrative Revision)
January 14, 2020 Docket #EPA-R08-OAR-2019-0227

Previous Permit (September 5, 2017) 
Permit & Administrative Record
Caerus Uintah, LLC (formerly Anadarko Uintah Midstream, LLC) - Archie Bench Compressor Station Uintah and Ouray Indian Reservation, Uintah County, Utah Synthetic Minor (Administrative Revision)

November 14, 2019

Docket #EPA-R08-OAR-2019-0029

Previous Permit (June 7, 2018)
Docket #EPA-R08-OAR-2018-0310
(Effective December 7, 2018 after EAB Denial of Petition for Review)
Caerus Uintah, LLC (formerly Anadarko Uintah Midstream, LLC) - Blue Feather Compressor Station Uintah and Ouray Indian Reservation, Uintah County, Utah Synthetic Minor September 16, 2019 Docket #EPA-R08-OAR-2018-0312
Caerus Uintah, LLC (formerly Anadarko Uintah Midstream, LLC) - Cottonwood Wash Compressor Station Uintah and Ouray Indian Reservation, Uintah County, Utah Synthetic Minor (Administrative Revision) December 20, 2021 Docket #EPA-R08-OAR-2021-0442

Previous Permit (April 3, 2017) 
Permit & Administrative Record
Caerus Uintah, LLC (formerly Chipeta Processing, LLC) - Natural Buttes Compressor Station Uintah and Ouray Indian Reservation, Uintah County, Utah Synthetic Minor September 29, 2020 Docket #EPA-R08-OAR-2019-0407
Caerus Uintah, LLC (formerly Anadarko Uintah Midstream, LLC) - Diablo Compressor Station Uintah and Ouray Indian Reservation, Uintah County, Utah Synthetic Minor
(Administrative Revision)
October 25, 2019 Docket #EPA-R08-OAR-2019-0342

Previous Permit (May 2, 2019)
Docket #EPA-R08-OAR-2018-0323
Caerus Uintah, LLC (formerly Anadarko Uintah Midstream, LLC) - L-16 Compressor Station Uintah and Ouray Indian Reservation, Uintah County, Utah

Synthetic Minor

(transfer of Consent Decree requirements)

July 31, 2019 Docket #EPA-R08-OAR-2018-0327
Caerus Uintah, LLC (formerly Anadarko Uintah Midstream, LLC) - Morgan State Compressor Station Uintah and Ouray Indian Reservation, Uintah County, Utah

Synthetic Minor

(transfer of Consent Decree requirements)

August 7, 2019 Docket ID #EPA-R08-OAR-2018-0326
Caerus Uintah, LLC (formerly Anadarko Uintah Midstream, LLC) - North Compressor Station Uintah and Ouray Indian Reservation, Uintah County, Utah Synthetic Minor

June 7, 2018

(Effective December 7, 2018 after EAB Denial of Petition for Review)

Docket #EPA-R08-OAR-2018-0328
Caerus Uintah, LLC (formerly Anadarko Uintah Midstream, LLC) - Ouray Compressor Station Uintah and Ouray Indian Reservation, Uintah County, Utah Synthetic Minor
(Administrative Revision)
October 8, 2020 Docket #EPA-R08-OAR-2020-0019

Previous Permit (September 10, 2019) Docket #EPA-R08-OAR-2018-0330
Caerus Uintah, LLC (formerly Anadarko Uintah Midstream, LLC) - Sage Grouse Compressor Station Uintah and Ouray Indian Reservation, Uintah County, Utah

Synthetic Minor
(Administrative Revision)

November 20, 2019

Docket # EPA-R08-OAR-2019-0030

Previous Permit (June 7, 2018)
Docket #EPA-R08-OAR-2018-0331
(Effective December 7, 2018 after EAB Denial of Petition for Review)
Caerus Uintah, LLC (formerly Anadarko Uintah Midstream, LLC) - South  Compressor Station Uintah and Ouray Indian Reservation, Uintah County, Utah Synthetic Minor September 10, 2019 Docket #EPA-R08-OAR-2018-0332
Caerus Uintah, LLC (formerly Anadarko Uintah Midstream, LLC) - South East Compressor Station Uintah and Ouray Indian Reservation, Uintah County, Utah Synthetic Minor August 29, 2019 Docket #EPA-R08-OAR-2018-0333
Caerus Uintah, LLC (formerly Anadarko Uintah Midstream, LLC) - Willow Creek Compressor Station Uintah and Ouray Indian Reservation, Uintah County, Utah Synthetic Minor September 16, 2019 Docket #EPA-R08-OAR-2018-0334
Caerus Uintah, LLC (formerly Anadarko Uintah Midstream, LLC) - White River Compressor Station Uintah and Ouray Indian Reservation, Uintah County, Utah Synthetic Minor November 14, 2017 Permit & Administrative Record
Arrow Pipeline, LLC - Stations #1-6 Fort Berthold Indian Reservation, McKenzie and Dunn Counties, North Dakota Synthetic Minor
(Administrative Revision)
July 20, 2021 Docket #EPA-R08-OAR-2019-0003

Previous Permits August 27, 2020 (Docket #EPA-R08-OAR-2019-0003) and May 25, 2017 (Permit & Administrative Record)
Arrow Pipeline, LLC - Station #7 Fort Berthold Indian Reservation, McKenzie and Dunn Counties, North Dakota Synthetic Minor
(Administrative Revision)
January 10, 2018  Permit & Administrative Record
Berry Petroleum Company (Formerly LINN Operating, Inc.) - Section 22 Compressor Station Uintah and Ouray Indian Reservation, Uintah County, Utah Synthetic Minor
(Administrative Revision)
January 25, 2018  Permit & Administrative Record
Berry Petroleum Company (Formerly LINN Operating, Inc.) - Section 23 Compressor Station Uintah and Ouray Indian Reservation, Uintah County, Utah Synthetic Minor
(Administrative Revision)
January 25, 2018  Permit & Administrative Record
BioUrja New Town Terminal, LLC - New Town Transfer Facility Fort Berthold Indian Reservation, Mountrail County, North Dakota Synthetic Minor
(Administrative Revision)
July 7, 2017  Permit & Administrative Record
SIMCOE, LLC (formerly BP America Production Company) - Miera Central Delivery Point Southern Ute Indian Reservation, La Plata County, Colorado Synthetic Minor (Administrative Revision) January 11, 2022

Docket #EPA-R08-OAR-2021-0375

Previous Permit (June 5, 2014) Permit

SIMCOE, LLC (formerly BP America Production Company) - Salvador I/II Central Delivery Point Southern Ute Indian Reservation, La Plata County, Colorado Synthetic Minor December 4, 2014 Permit
SIMCOE, LLC (formerly BP America Production Company) - Salvador I/II Central Delivery Point Southern Ute Indian Reservation, La Plata County, Colorado Synthetic Minor May 19, 2016 Permit & Administrative Record
SIMCOE, LLC (formerly BP America Production Company) - Treating Site #8 Central Delivery Point Southern Ute Indian Reservation, La Plata County, Colorado Synthetic Minor May 27, 2014 Permit
SIMCOE, LLC (formerly BP America Production Company) - Wolf Point Central Delivery Point Southern Ute Indian Reservation, La Plata County, Colorado Synthetic Minor (Administrative Revision) January 19, 2022 Docket #EPA-R08-OAR-2021-0376

Previous (June 5, 2014) Permit
Arkoma Operations, LLC (Formerly Catamount Energy Partners) - Ignacio Gas Treating Plant Southern Ute Indian Reservation, La Plata County, Colorado Synthetic Minor
(Revision)
March 17, 2022 

Docket #EPA-R08-OAR-2021-0515

Previous (May 22, 2019) Permit Docket #EPA-R08-OAR-2019-013

Previous (March 4, 2019) Permit Docket #EPA-R08-2018-0287

Chemtrade Logistics - Chemtrade Refinery Services, Inc. Riverton, Wyoming Facility Wind River Indian Reservation, Fremont County, Wyoming Synthetic Minor August 27, 2015 Permit & Administrative Record
CHS, Inc. - Farmers Elevator Macon Facility Fort Peck Indian Reservation, Roosevelt County, Montana True Minor November 28, 2017 Permit & Administrative Record
Crusoe Energy Systems, Inc. - Crosby Chase CTB Fort Berthold Indian Reservation, McKenzie County, North Dakota True Minor (Administrative Revision) February 28, 2022 Permit Application & Supporting Documentation
Hilcorp Energy Company (formerly ConocoPhillips Company) - Argenta Compressor Station Southern Ute Indian Reservation, La Plata County, Colorado Synthetic Minor
(Administrative Revision)
October 8, 2020 Docket #EPA-R08-OAR-2019-0604

Previous Permit (April 11, 2014)
Hilcorp Energy Company (formerly ConocoPhillips Company) - Sunnyside Compressor Station Southern Ute Indian Reservation, La Plata County, Colorado Synthetic Minor
​(Administrative Revision)
October 8, 2020

Docket #EPA-R08-OAR-2020-0525

Previous Permit (June 5, 2014)

Hilcorp Energy Company (formerly ConocoPhillips Company) - Ute Compressor Station Southern Ute Indian Reservation, La Plata County, Colorado Synthetic Minor
​(Administrative Revision)
October 8, 2020 Docket #EPA-R08-OAR-2019-0606

Previous Permit & Administrative Record (March 21, 2017 - Administrative Revision)
CH4-Finley Operating, LLC (formerly Crescent Point Energy U.S. Corporation) - Federal 10-22-6-20 Uintah and Ouray Indian Reservation, Uintah County, Utah Synthetic Minor July 18, 2019 Docket #EPA-R08-OAR-2018-0336
Crossfire Aggregate Services, LLC - Crossfire Bonds Gravel Pit Southern Ute Indian Reservation, La Plata County, Colorado True Minor November 3, 2015 Permit
Deseret Generation and Transmission Cooperative - Bonanza Power Plant Uintah and Ouray Indian Reservation, Uintah County, Utah Minor February 11, 2016 (effective March 13, 2016) Permit & Administrative Record
Dominion Energy Questar Pipeline, LLC - Fidlar Compressor Station Uintah and Ouray Indian Reservation, Uintah County, Utah Synthetic Minor
(Administrative Revision)
March 5, 2018  Permit & Administrative Record
KGH Operating Company - Bonanza State 20-15H Oil and Natural Gas Production Facility Uintah and Ouray Indian Reservation, Uinta County, Utah Synthetic Minor (Revision) September 28, 2020 Docket #EPA-R08-OAR-2020-0192

Previous (September 27, 2019) Permit Docket #EPA-R08-OAR-2018-0342
KGH Operating Company - State 28-13 Oil and Natural Gas Production Facility Uintah and Ouray Indian Reservation, Uintah County, Utah Synthetic Minor September 25, 2018 Docket #EPA-R08-OAR-2018-0337
Merit Energy Company - Steamboat Butte C1/C3 Tank Battery Wind River Indian Reservation, Fremont County, Wyoming Synthetic Minor
(Administrative Revision)
January 27, 2020
 
Docket #EPA-R08-OAR-2018-0339
Merit Energy Company - Steamboat Butte E5 Tank Battery Wind River Indian Reservation, Fremont County, Wyoming Synthetic Minor
(Revision)
October 2, 2020
 
Docket #EPA-R08-OAR-2020-0307

Previous (​December 21, 2018) Permit Docket #EPA-R08-OAR-2018-0340
Monarch Natural Gas, LLC - Riverbend Compressor Station Uintah & Ouray Indian Reservation, Uintah County, Utah Synthetic Minor September 15, 2020 Docket #EPA-R08-OAR-2020-0089
Montana Dakota Utilities Company - Poplar Oil Field Substation (with Emergency Backup Generator) Fort Peck Indian Reservation, Roosevelt County, Montana True Minor October 6, 2020 Permit Administrative Record
Northern Border Pipeline Company - Compressor Station #2 Fort Peck Indian Reservation, Roosevelt County, Montana Synthetic Minor January 29, 2016 Permit
Red Cedar Gathering Company - Arkansas Loop and Simpson Treating Plants Southern Ute Indian Reservation, La Plata County, Colorado Synthetic Minor June 5, 2014 Permit
Red Cedar Gathering Company - Arkansas Loop and Simpson Treating Plants Southern Ute Indian Reservation, La Plata County, Colorado Minor Modification of Existing Major Source August 28, 2014 Permit
Red Cedar Gathering Company - Arkansas Loop and Simpson Treating Plants Southern Ute Indian Reservation, La Plata County, Colorado Synthetic Minor May 26, 2020

Docket #EPA-R08-OAR-2019-0133

Previous (November 16, 2018) Permit Docket #EPA-R08-OAR-2018-0341

Red Cedar Gathering Company - Sambrito Compressor Station Southern Ute Indian Reservation, La Plata County, Colorado Synthetic Minor June 5, 2014 Permit
Red Cedar Gathering Company - South Ignacio Central Delivery Point Southern Ute Indian Reservation, La Plata County, Colorado Synthetic Minor
(Revision)
December 2, 2020 

Permit & Administrative Record

Previous (February 14, 2017 Administrative Revision) Permit & Administrative Record

Table Rock Minerals, LLC - Gilsonite Mine Uintah and Ouray Indian Reservation, Uintah County, Utah True Minor
(Modification)
September 23, 2021

Docket #EPA-R08-OAR-2021-0239

Previous Permit & Administrative Record (September 27, 2017)

MPLX (Owned by Andeavor Field Services, LLC (formerly Tesoro Logistics-Rockies)) - Ponderosa Compressor Station Uintah and Ouray Indian Reservation, Uintah County, Utah Synthetic Minor
(Administrative Revision)

April 20, 2021
 

Docket #EPA-R08-OAR-2021-0309
Thunder Butte Petroleum Services, Inc. - Crude Storage and Loading Facility Fort Berthold Indian Reservation, Ward County, North Dakota Synthetic Minor
(Administrative Revision)
June 21, 2022 Docket #EPA-R08-OAR-2021-0167

Previous May 1, 2017 Permit & Administrative Record
Sources in Region 8 Indian Country Approved for Coverage under General Permits
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Minor NSR General Permits

Hot Mix Asphalt Plants 
Stone Quarrying, Crushing, and Screening Facilities
Concrete Batch Plants
Boilers and Emergency Engines - None at this time
Stationary Spark Ignition Engines - None at this time
Stationary Compression Ignition Engines - None at this time
Graphic Arts and Printing Operations - None at this time
Sawmill Facilities - None at this time
Sources in Region 8 Indian Country Complying with Permits by Rule
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Minor NSR Permits by Rule

Gasoline Dispensing Facilities – None at this time
Petroleum Dry Cleaning Facilities – None at this time
Auto Body Repair and Miscellaneous Surface Coating Operations – None at this time
Sources in Region 8 Indian Country Complying with Federal Implementation Plans
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Minor NSR Federal Implementation Plans

Oil and Natural Gas True Minor Sources
Operator Name - Facility Name Location Type Date Permit Expires Related Documents  
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Part 71 Title V Operating Permits

MPLX (formerly Andeavor Field Services, LLC) - Chapita Compressor Station Uintah & Ouray Indian Reservation, Uintah County, Utah First Renewal, Administrative Amendments, and Minor Modification April 18, 2024 Docket #EPA-R08-OAR-2018-0346
MPLX (formerly Andeavor Field Services, LLC) - Coyote Wash Compressor Station Uintah & Ouray Indian Reservation, Uintah County, Utah First Renewal & Minor Modification June 12, 2025 Docket #EPA-R08-OAR-2019-0196
Andeavor Field Services, LLC - Walker Hollow Compressor Station Uintah & Ouray Indian Reservation, Uintah County, Utah Initial Permit July 12, 2023 Docket #EPA-R08-OAR-2018-0347
Arrow Pipeline, LLC - Stations #1-6 Fort Berthold Indian Reservation, Dunn County, North Dakota Initial Permit & Minor Modification May 10, 2026 Docket #EPA-R08-OAR-2018-0351
Caerus Uintah, LLC (formerly Anadarko Uintah Midstream, LLC) - Cottonwood Wash Compressor Station Uintah & Ouray Indian Reservation, Uintah County, Utah Initial Permit & Administrative Amendment March 4, 2026 Docket #EPA-R08-OAR-2020-0134
Chipeta Processing, LLC - Chipeta Gas Plant Uintah & Ouray Indian Reservation, Uintah County, Utah First Renewal April 1, 2016 (extended - renewal in process) Permit
Cobra Oil and Gas Corporation - Flat Rock Compressor Station Uintah & Ouray Indian Reservation, Uintah County, Utah Initial Permit January 17, 2024 Docket #EPA-R08-OAR-2018-0358
Cobra Oil and Gas Corporation - Wolf Flat Compressor Station Uintah & Ouray Indian Reservation, Uintah County, Utah Initial Permit & Administrative Amendment November 28, 2023 Docket #EPA-R08-OAR-2018-0658  
CR Group, LLC - Tekoi Landfill Skull Valley Indian Reservation, Tooele County, Utah Second Renewal May 13, 2027 Docket #EPA-R08-OAR-2021-0418
Deseret Generation and Transmission Cooperative - Bonanza Power Plant Uintah & Ouray Indian Reservation, Uintah County, Utah Initial Permit & Administrative Amendment January 7, 2020 (extended - renewal in process) Permit & Administrative Record
Dominion Energy Questar Pipeline, LLC - Fidlar Compressor Station Uintah & Ouray Indian Reservation, Uintah County, Wyoming Second Renewal February 7, 2023 Permit and Administrative Record
EOG Resources, Incorporated - Clarks Creek Central Facility Fort Berthold Indian Reservation, McKenzie County, North Dakota Initial Permit January 22, 2025 Docket #EPA-R08-OAR-2019-0201
Merit Energy Company - Steamboat Butte C1/C3 Tank Battery Wind River Indian Reservation, Fremont County, Wyoming Initial Permit March 26, 2025 Docket #EPA-R08-OAR-2018-0363
Merit Energy Company - Steamboat Butte E5 Tank Battery Wind River Indian Reservation, Fremont County, Wyoming Initial Permit May 18, 2026 Docket #EPA-R08-OAR-2018-0364
MPLX (Owned by Andeavor Field Services, LLC) - Red Wash 24B Gas Plant Uintah & Ouray Indian Reservation, Uintah County, Utah First Renewal May 13, 2025 Docket #EPA-R08-OAR-2019-0198
MPLX (Owned by Andeavor Field Services, LLC) - Wonsits Valley Compressor Station Uintah & Ouray Indian Reservation, Uintah County, Utah First Renewal & Minor Modification

September 16, 2025

Docket #EPA-R08-OAR-2018-0349
Northern Border Pipeline Company - Compressor Station #2 Fort Peck Indian Reservation, Roosevelt County, Montana Second Renewal July 24, 2025 Docket #EPA-R08-OAR-2019-0554
Sioux Manufacturing Corporation - Kevlar Coating Facility Spirit Lake Indian Reservation, Benson County, North Dakota First Renewal September 27, 2026 Docket #EPA-R08-OAR-2020-0350
Targa Badlands, LLC - Blue Buttes Compressor Station and Pump Station Fort Berthold Indian Reservation, McKenzie County, North Dakota Initial Permit January 22, 2025 Docket #EPA-R08-OAR-2018-0816
Targa Badlands, LLC - Clarks Creek Compressor Station Fort Berthold Indian Reservation, McKenzie County, North Dakota Initial Permit November 4, 2024 Docket #EPA-R08-OAR-2019-0132
Targa Badlands, LLC - Johnson Compressor Station Fort Berthold Indian Reservation, Dunn County, North Dakota Administrative Amendment December 17, 2023

Docket ID # EPA-R08-OAR-2019-0597


Initial Permit (December 17, 2018) Docket ID #EPA-R08-OAR-2018-0379
Targa Badlands, LLC - Junction Compressor Station Fort Berthold Indian Reservation, McKenzie County, North Dakota Initial Permit December 30, 2024 Docket #EPA-R08-OAR-2018-0380
Targa Badlands, LLC - TAT Blue Buttes Compressor Station Fort Berthold Indian Reservation, McKenzie County, North Dakota Initial Permit & Administrative Amendment May 21, 2025

Docket #EPA-R08-OAR-2019-0261 

Targa Badlands, LLC - Robert's Trust Compressor Station Fort Berthold Indian Reservation, Dunn County, North Dakota Initial Permit & Administrative Amendment October 1, 2026 Docket #EPA-R08-OAR-2019-0645
WBI Energy Transmission, Inc. - Hardin Compressor Station Crow Indian Reservation, Big Horn County, Montana Second Renewal September 30, 2022 Permit & Administrative Record
Wexpro Company - Island Compressor Station Uintah & Ouray Indian Reservation, Uintah County, Utah First Renewal May 23, 2025 Docket #EPA-R08-OAR-2019-0197
XTO Energy, Inc. - Little Canyon Unit Compressor Station Uintah & Ouray Indian Reservation, Uintah County, Utah Initial Permit August 31, 2022 Permit & Administrative Record
XTO Energy, Inc. - River Bend Dehydration Site Uintah & Ouray Indian Reservation, Uintah County, Utah Initial Permit September 22, 2022 Permit & Administrative Record
XTO Energy, Inc. - Tap 5 Compressor Station Uintah & Ouray Indian Reservation, Uintah County, Utah Initial Permit September 22, 2022 Permit & Administrative Record
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Part 61 NESHAP Construction Approvals

Facility Name - Operator Name Location Applicable Part 61 Subpart Date Approved Related Documents
Lost Creek In Situ Recovery Uranium Project - Ur-Energy USA, Inc. Sweetwater County, Wyoming Subpart W December 20, 2011 Lost Creek In Situ Recovery Uranium Project Subpart W Construction Approval (pdf) (September 29, 2020)
Ross Basin Uranium In Situ Recovery Project - Strata Energy, Inc. Crook County, Wyoming Subpart W June 15, 2020 Ross Basin Uranium In Situ Recovery Project Subpart W Construction Approval.docx (docx) (June 15, 2020)
Shirley Basin Uranium In Situ Recovery Project - Pathfinder Mines Corporation Carbon County, Wyoming Subpart W March 6, 2020 Shirley Basin Uranium In Situ Recovery Project Subpart W Construction Approval (docx) (March 6, 2020)

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Last updated on June 22, 2022
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