Powder River Basin Resource Council, et al v. DOI, et al
Plaintiff: Powder River Basin Resource Council and Western Watersheds Project
Defendant: United States Department of the Interior and United States Bureau of Land Management
Intervenor: Continental Resources, Inc., Devon Energy Production Company, L.P., Petroleum Association of Wyoming, Anschutz Exploration Corporation and State of Wyoming
Case Number: 26-5142
Filed: April 29, 2026
Court: U.S. Court of Appeals, D.C. Circuit
Nature of Suit: Environmental Matters
Docket Report

This docket was last retrieved on June 25, 2026. A more recent docket listing may be available from PACER.

Date Filed Document Text
June 25, 2026 REPLY [2180532] filed by Powder River Basin Resource Council and Western Watersheds Project in 26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143 to response [ # 2179483-2 ] [Service Date: 06/25/2026 by CM/ECF NDA] Length Certification: 1,261 words. [26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143] (Missel, Andrew) [Entered: 06/25/2026 08:31 PM]
June 25, 2026 REPLY [2180524] filed by Continental Resources, Inc., Devon Energy Production Company, L.P. and Petroleum Association of Wyoming to response [ # 2179621-2 ] [Service Date: 06/25/2026 by CM/ECF NDA] Length Certification: 658 words. [26-5093] (Leggette, Lyle) [Entered: 06/25/2026 05:34 PM]
June 25, 2026 NOTICE [2180522] advising that a brief will not be filed filed by State of Wyoming in 26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143 [Service Date: 06/25/2026 ] [26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143] (Leininger, Shannon) [Entered: 06/25/2026 05:21 PM]
June 18, 2026 RESPONSE IN OPPOSITION [2179621] to motion for leave to file [ # 2177965-2 ] filed by Powder River Basin Resource Council and Western Watersheds Project in 26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143 [Service Date: 06/18/2026 by CM/ECF NDA] Length Certification: 1,102 words. [26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143] (Missel, Andrew) [Entered: 06/18/2026 08:44 PM]
June 18, 2026 RESPONSE IN OPPOSITION [2179620] to motion for leave to file [ # 2177974-2 ] filed by Western Watersheds Project and Powder River Basin Resource Council in 26-5093, 26-5119, 26-5120, 26-5141, 26-5143, 26-5142 [Service Date: 06/18/2026 by CM/ECF NDA] Length Certification: 1,168 words. [26-5093, 26-5119, 26-5120, 26-5141, 26-5143, 26-5142] (Missel, Andrew) [Entered: 06/18/2026 08:40 PM]
June 18, 2026 RESPONSE IN SUPPORT [2179483] to motion for leave to file [ # 2177965-2 ], motion for leave to file [ # 2177974-2 ] filed by DOI and United States Bureau of Land Management in 26-5142 [Service Date: 06/18/2026 by CM/ECF NDA] Length Certification: 3,508 words. [26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143] (Halainen, Daniel) [Entered: 06/18/2026 02:12 PM]
June 15, 2026 AMENDED motion for leave to file [2178820] filed by State of Wyoming in 26-5119, 26-5120, 26-5141, 26-5142, 26-5143 [26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143] (Leininger, Shannon) [Entered: 06/15/2026 01:41 PM]
June 9, 2026 MOTION [2177974] for leave to file supplement filed by State of Wyoming in 26-5093 (Service Date: 06/09/2026 by CM/ECF NDA) Length Certification: 1,790. [26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143] (Leininger, Shannon) [Entered: 06/09/2026 05:40 PM]
June 9, 2026 MOTION [2177965] for leave to file motion filed by Continental Resources, Inc., Devon Energy Production Company, L.P. and Petroleum Association of Wyoming (Service Date: 06/09/2026 by CM/ECF NDA) Length Certification: 1,582. [26-5093] (Leggette, Lyle) [Entered: 06/09/2026 05:01 PM]
June 8, 2026 NOTICE [2177301] received from the Clerk of the U.S. District Court : Opinion & Order Wyoming's Motion (USDC: 168) to Stay Continental Resources, Inc., Devon Energy Production Company, L.P., and Petroleum Association of Wyoming's Motion (USDC: 170) to Stay are denied. [26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143] [Entered: 06/08/2026 10:30 AM]
May 29, 2026 STATEMENT [2175842] with Disclosure Listing filed by Anschutz Exploration Corporation in 26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143 [Service Date: 05/29/2026 ] [26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143] (Van Bockern, Kristina) [Entered: 05/29/2026 03:52 PM]
May 29, 2026 STATEMENT OF ISSUES [2175857] filed by DOI and United States Bureau of Land Management in 26-5142 [Service Date: 05/29/2026 ] [26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143] (Halainen, Daniel) [Entered: 05/29/2026 04:13 PM]
May 29, 2026 DOCKETING STATEMENT [2175855] filed by DOI and United States Bureau of Land Management in 26-5142 [Service Date: 05/29/2026 ] [26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143] (Halainen, Daniel) [Entered: 05/29/2026 04:12 PM]
May 29, 2026 STATEMENT OF ISSUES [2175829] filed by Anschutz Exploration Corporation in 26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143 [Service Date: 05/29/2026 ] [26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143] (Van Bockern, Kristina) [Entered: 05/29/2026 03:30 PM]
May 29, 2026 DOCKETING STATEMENT [2175825] filed by Anschutz Exploration Corporation in 26-5143, 26-5093, 26-5119, 26-5120, 26-5141, 26-5142 [Service Date: 05/29/2026 ] [26-5143, 26-5093, 26-5119, 26-5120, 26-5141, 26-5142] (Van Bockern, Kristina) [Entered: 05/29/2026 03:20 PM]
May 26, 2026 STATEMENT OF ISSUES [2175065] filed by Powder River Basin Resource Council and Western Watersheds Project in 26-5141 [Service Date: 05/26/2026 ] [26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143] (Missel, Andrew) [Entered: 05/26/2026 04:23 PM]
May 26, 2026 DOCKETING STATEMENT [2175063] filed by Powder River Basin Resource Council and Western Watersheds Project in 26-5141 [Service Date: 05/26/2026 ] [26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143] (Missel, Andrew) [Entered: 05/26/2026 04:21 PM]
May 14, 2026 REPLY [2173507] filed by Petroleum Association of Wyoming in 26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143 to response [ # 2172345-2 ] [Service Date: 05/14/2026 by CM/ECF NDA] Length Certification: 649 Words. [26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143] (Schroder, Kathleen) [Entered: 05/14/2026 06:54 PM]
May 14, 2026 REPLY [2173495] filed by Continental Resources, Inc. and Devon Energy Production Company, L.P. in 26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143 to response [ # 2172339-2 ] [Service Date: 05/14/2026 by CM/ECF NDA] Length Certification: This motion complies with the type-volume limitation of 2,600 words because this motion contains 2,546 words, excluding the parts of the motion exempted by Fed. R. App. P. 27(a)(2)(B) and 32(f).. [26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143] (Leggette, Lyle) [Entered: 05/14/2026 06:11 PM]
May 14, 2026 REPLY [2173359] filed by State of Wyoming in 26-5093 to response [ # 2172290-2 ] [Service Date: 05/14/2026 by CM/ECF NDA] Length Certification: This brief complies with Federal Rule of Appellate Procedure 27(d)(2)(a) and Circuit Rule 27(c) because it contains 2,539 words, excluding the exempted parts.. [26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143] (Leininger, Shannon) [Entered: 05/14/2026 11:58 AM]
May 7, 2026 RESPONSE IN OPPOSITION [2172345] to motion for stay pending appeal [ # 2170679-2 ] filed by Powder River Basin Resource Council and Western Watersheds Project in 26-5120, 26-5093, 26-5119, 26-5141, 26-5142, 26-5143 [Service Date: 05/07/2026 by CM/ECF NDA] Length Certification: 398 words. [26-5120, 26-5093, 26-5119, 26-5141, 26-5142, 26-5143] (Missel, Andrew) [Entered: 05/07/2026 07:21 PM]
May 7, 2026 RESPONSE IN OPPOSITION [2172339] to motion [ # 2170665-2 ] filed by Powder River Basin Resource Council and Western Watersheds Project in 26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143 [Service Date: 05/07/2026 by CM/ECF NDA] Length Certification: 5,190 words. [26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143] (Missel, Andrew) [Entered: 05/07/2026 06:18 PM]
May 7, 2026 RESPONSE IN OPPOSITION [2172290] to motion [ # 2170533-2 ], motion [ # 2170533-3 ] filed by Powder River Basin Resource Council and Western Watersheds Project in 26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143 [Service Date: 05/07/2026 by CM/ECF NDA] Length Certification: 5,195 words. [26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143] (Missel, Andrew) [Entered: 05/07/2026 03:30 PM]
May 4, 2026 ENTRY OF APPEARANCE [2171635] filed by Daniel Halainen on behalf of Appellants DOI and United States Bureau of Land Management in 26-5142, Appellees DOI and United States Bureau of Land Management in 26-5093, 26-5119, 26-5120, 26-5141, 26-5143. [26-5142, 26-5093, 26-5119, 26-5120, 26-5141, 26-5143] (Halainen, Daniel) [Entered: 05/04/2026 11:47 AM]
April 29, 2026 NOTICE OF APPEAL [2171052] seeking review of a decision by the U.S. District Court in 1:22-cv-02696-TSC filed by United States Bureau of Land Management and DOI. Appeal assigned USCA Case Number: 26-5142. [26-5142] [Entered: 04/29/2026 01:57 PM]
April 29, 2026 CLERK'S ORDER [2171064] filed consolidating cases 26-5141, 26-5142, 26-5143 ((Cross-appeal started 04/29/2026) with 26-5093. Ddirecting party to file initial submissions: APPELLANT docketing statement due 05/29/2026. APPELLANT statement of issues due 05/29/2026 [26-5093, 26-5119, 26-5120, 26-5141, 26-5142, 26-5143]--[Edited 04/29/2026 by SHA-Document Replaced by Clerk's Office] [Entered: 04/29/2026 02:24 PM]
April 29, 2026 US CIVIL CASE docketed. [26-5142] [Entered: 04/29/2026 01:50 PM]

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Search for this case: Powder River Basin Resource Council, et al v. DOI, et al
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Plaintiff: Powder River Basin Resource Council
Represented By: Andrew Royce Missel
Represented By: Hannah A. Goldblatt
Represented By: Sarah Stellberg
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Plaintiff: Western Watersheds Project
Represented By: Andrew Royce Missel
Represented By: Hannah A. Goldblatt
Represented By: Sarah Stellberg
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Defendant: United States Department of the Interior
Represented By: Daniel Halainen
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Defendant: United States Bureau of Land Management
Represented By: Daniel Halainen
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Intervenor: Continental Resources, Inc.
Represented By: Alexander K. Obrecht
Represented By: Lyle Poe Leggette
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Intervenor: Devon Energy Production Company, L.P.
Represented By: Alexander K. Obrecht
Represented By: Lyle Poe Leggette
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Intervenor: Petroleum Association of Wyoming
Represented By: Mark Eugene Champoux
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Intervenor: Anschutz Exploration Corporation
Represented By: Andrew C. Lillie
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Intervenor: State of Wyoming
Represented By: Shannon Leininger
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