id,agency_id,docket_id,title,document_type,subtype,posted_date,posted_year,posted_month,comment_start_date,comment_end_date,last_modified,fr_doc_num,open_for_comment,withdrawn,object_id EPA-R08-OAR-2024-0001-0029,EPA,EPA-R08-OAR-2024-0001,Ab_Letter1_response to Congressional letter_UB,Supporting & Related Material,Letter,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:42Z,,0,0,09000064b929ea01 EPA-R08-OAR-2024-0001-0030,EPA,EPA-R08-OAR-2024-0001,Ba_2025-02-14_UB_UT_OAG-003-25 Cover Letter Petition_UB,Supporting & Related Material,Letter,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:42Z,,0,0,09000064b929ea02 EPA-R08-OAR-2024-0001-0035,EPA,EPA-R08-OAR-2024-0001,Ca_2025.01.14_UIT_Uinta Basin Petition_UB,Supporting & Related Material,Petition,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:43Z,,0,0,09000064b92a334d EPA-R08-OAR-2024-0001-0044,EPA,EPA-R08-OAR-2024-0001,De_Letter2_response to UPA petition_UB,Supporting & Related Material,Letter,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:45Z,,0,0,09000064b92a38e7 EPA-R08-OAR-2024-0001-0049,EPA,EPA-R08-OAR-2024-0001,I_cons-and-coord-with-indian-tribes-policy,Supporting & Related Material,Policy,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:46Z,,0,0,09000064b92a38ec EPA-R08-OAR-2024-0001-0047,EPA,EPA-R08-OAR-2024-0001,G_Uinta Basin - judicial stay pending review,Supporting & Related Material,,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:45Z,,0,0,09000064b92a38ea EPA-R08-OAR-2024-0001-0042,EPA,EPA-R08-OAR-2024-0001,Dc_2025-02-14_UB_UPA_Att2- UPA Attachments and Declarations,Supporting & Related Material,,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:44Z,,0,0,09000064b92a38e5 EPA-R08-OAR-2024-0001-0031,EPA,EPA-R08-OAR-2024-0001,Bb_2025-02-14_UB_UT_Decl of Bryce Bird in Supp of Petition_UB,Supporting & Related Material,,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:42Z,,0,0,09000064b929ea03 EPA-R08-OAR-2024-0001-0034,EPA,EPA-R08-OAR-2024-0001,Be_Letter3_response to Utah petition_UB,Supporting & Related Material,Letter,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:43Z,,0,0,09000064b92a334c EPA-R08-OAR-2024-0001-0048,EPA,EPA-R08-OAR-2024-0001,H_Ute_Tribe_Consultation Letter_Reconsideration,Supporting & Related Material,Letter,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:46Z,,0,0,09000064b92a38eb EPA-R08-OAR-2024-0001-0045,EPA,EPA-R08-OAR-2024-0001,Ea_2025-01-30_UB_7CoInfrastCoalition_Petition,Supporting & Related Material,Petition,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:45Z,,0,0,09000064b92a38e8 EPA-R08-OAR-2024-0001-0051,EPA,EPA-R08-OAR-2024-0001,K_UB Reconsideration_Consultation Notes 4.16.26,Supporting & Related Material,,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:46Z,,0,0,09000064b92a38ee EPA-R08-OAR-2024-0001-0033,EPA,EPA-R08-OAR-2024-0001,Bd_2025-01-22_Utah v. EPA - 10th Cir,Supporting & Related Material,,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:43Z,,0,0,09000064b92a334b EPA-R08-OAR-2024-0001-0037,EPA,EPA-R08-OAR-2024-0001,Caii_2025-02-28_UB_UT-UIT-UPA-7Co_Filed.abeyance mtn,Supporting & Related Material,,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:43Z,,0,0,09000064b92a37bb EPA-R08-OAR-2024-0001-0046,EPA,EPA-R08-OAR-2024-0001,Fa_2025-02-04_UB_CBD_SeriousBumpUp_NOI,Supporting & Related Material,,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:45Z,,0,0,09000064b92a38e9 EPA-R08-OAR-2024-0001-0050,EPA,EPA-R08-OAR-2024-0001,J_Ozone_Health_Fact_Sheet_2015,Supporting & Related Material,,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:46Z,,0,0,09000064b92a38ed EPA-R08-OAR-2024-0001-0026,EPA,EPA-R08-OAR-2024-0001,"Air Quality State Implementation Plans; Approvals and Promulgations: Utah, Uinta Basin; 2015 8-Hour Ozone National Ambient Air Quality Standard; Reconsideration and Repeal of Finding of Failure to Attain and Reclassification to a Moderate Nonattainment Area, etc.",Proposed Rule,,2026-04-23T04:00:00Z,2026,4,2026-04-23T04:00:00Z,2026-05-27T03:59:59Z,2026-05-05T09:00:29Z,2026-07904,1,0,09000064b92a4e05 EPA-R08-OAR-2024-0001-0027,EPA,EPA-R08-OAR-2024-0001,__R8_List of Documents in Public Docket_ab_draft,Supporting & Related Material,,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:42Z,,0,0,09000064b929e9ff EPA-R08-OAR-2024-0001-0040,EPA,EPA-R08-OAR-2024-0001,Db_2025-02-14_UB_UPA_Att1- UPA Motion to Stay_UB,Supporting & Related Material,,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:44Z,,0,0,09000064b92a37be EPA-R08-OAR-2024-0001-0038,EPA,EPA-R08-OAR-2024-0001,Cb_Letter4_response to UIT petition,Supporting & Related Material,Letter,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:44Z,,0,0,09000064b92a37bc EPA-R08-OAR-2024-0001-0036,EPA,EPA-R08-OAR-2024-0001,Cai_2025-02-28_UB_UT-UIT-UPA-7Co_Filed.stay response,Supporting & Related Material,,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:43Z,,0,0,09000064b92a334e EPA-R08-OAR-2024-0001-0041,EPA,EPA-R08-OAR-2024-0001,Da_2025-02-14_UB_UPA_Petition for Reconsideration_UB,Supporting & Related Material,Petition,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:44Z,,0,0,09000064b92a38e4 EPA-R08-OAR-2024-0001-0032,EPA,EPA-R08-OAR-2024-0001,Bc_2025-02-14_UB_UT_Petition for Repeal or Resonsideration_UB,Supporting & Related Material,Petition,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:43Z,,0,0,09000064b92a3349 EPA-R08-OAR-2024-0001-0039,EPA,EPA-R08-OAR-2024-0001,Cc_2025-02-14_UB_UIT_US_APP_CA10_25_9525,Supporting & Related Material,,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:44Z,,0,0,09000064b92a37bd EPA-R08-OAR-2024-0001-0043,EPA,EPA-R08-OAR-2024-0001,Dd_2025-01-21_UPA v. EPA - 10th Cir,Supporting & Related Material,,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:45Z,,0,0,09000064b92a38e6 EPA-R08-OAR-2024-0001-0028,EPA,EPA-R08-OAR-2024-0001,Aa_2025-01-14_UT-CongressDeleg_UB,Supporting & Related Material,,2026-04-23T04:00:00Z,2026,4,,,2026-04-23T17:36:42Z,,0,0,09000064b929ea00 EPA-R08-OAR-2024-0001-0025,EPA,EPA-R08-OAR-2024-0001,OtherReferencedMaterialsInRTC,Supporting & Related Material,Comment Response,2024-12-17T05:00:00Z,2024,12,,,2024-12-18T02:44:29Z,,0,0,09000064868789af EPA-R08-OAR-2024-0001-0020,EPA,EPA-R08-OAR-2024-0001,Air Quality State Implementation Plans; Approvals and Promulgations: Utah; Denial of Request for Attainment Date Extension; Finding of Failure to Attain; Reclassification of an area in Utah as Moderate for the 2015 Ozone National Ambient Air Quality Standards,Rule,,2024-12-16T05:00:00Z,2024,12,2024-12-16T05:00:00Z,,2024-12-16T13:43:26Z,2024-29246,0,0,09000064868740cc EPA-R08-OAR-2024-0001-0023,EPA,EPA-R08-OAR-2024-0001,EPA-R8-OAR-2024-0001 - RTC supporting denial,Supporting & Related Material,Comment Response,2024-12-16T05:00:00Z,2024,12,,,2024-12-17T01:31:54Z,,0,0,090000648684ce06 EPA-R08-OAR-2024-0001-0024,EPA,EPA-R08-OAR-2024-0001,Uintah County 2.3 EJScreen Community Report,Supporting & Related Material,Report,2024-12-16T05:00:00Z,2024,12,,,2024-12-17T01:32:23Z,,0,0,090000648684ce07 EPA-R08-OAR-2024-0001-0022,EPA,EPA-R08-OAR-2024-0001,Duchesne County 2.3 EJScreen Community Report,Supporting & Related Material,Report,2024-12-16T05:00:00Z,2024,12,,,2024-12-17T01:32:36Z,,0,0,090000648684ce03 EPA-R08-OAR-2024-0001-0021,EPA,EPA-R08-OAR-2024-0001,AMP480_2241134,Supporting & Related Material,Report,2024-12-16T05:00:00Z,2024,12,,,2024-12-17T01:32:07Z,,0,0,090000648684cdf0 EPA-R08-OAR-2024-0001-0019,EPA,EPA-R08-OAR-2024-0001,PRE-PUBLICATION_2015O3DAAD_UB_Moderate,Other,,2024-12-09T05:00:00Z,2024,12,2024-12-09T05:00:00Z,,2024-12-10T01:44:54Z,,0,0,090000648685986c EPA-R08-OAR-2024-0001-0007,EPA,EPA-R08-OAR-2024-0001,EJScreen Community Report_UintahCoUT_2023-11-07,Supporting & Related Material,Report,2024-04-10T04:00:00Z,2024,4,,,2024-04-11T00:52:57Z,,0,0,09000064864c45c5 EPA-R08-OAR-2024-0001-0001,EPA,EPA-R08-OAR-2024-0001,Air Quality State Implementation Plans; Approvals and Promulgations: Utah; Uinta Basin Marginal Nonattainment Area under the 2015 Ozone National Ambient Air Quality Standards,Proposed Rule,,2024-04-10T04:00:00Z,2024,4,2024-04-10T04:00:00Z,2024-05-11T03:59:59Z,2024-05-11T23:55:31Z,2024-07501,0,0,09000064864c55b5 EPA-R08-OAR-2024-0001-0006,EPA,EPA-R08-OAR-2024-0001,EJScreen Community Report_DuchesneCoUT_2023-11-07,Supporting & Related Material,Report,2024-04-10T04:00:00Z,2024,4,,,2024-04-11T00:53:34Z,,0,0,09000064864c45c0 EPA-R08-OAR-2024-0001-0002,EPA,EPA-R08-OAR-2024-0001,2022-03-30_UDAQ-Second one year extension UB (1),Supporting & Related Material,Letter,2024-04-10T04:00:00Z,2024,4,,,2024-04-11T00:53:46Z,,0,0,09000064864c4577 EPA-R08-OAR-2024-0001-0005,EPA,EPA-R08-OAR-2024-0001,Consultation with the Ute Indian Tribe,Supporting & Related Material,Fact/Data Sheet,2024-04-10T04:00:00Z,2024,4,,,2024-04-11T00:53:21Z,,0,0,09000064864c4594 EPA-R08-OAR-2024-0001-0003,EPA,EPA-R08-OAR-2024-0001,2022-12-20 UTBC Request for 2nd One Year Extension of 2015 Ozone NAAQS,Supporting & Related Material,Letter,2024-04-10T04:00:00Z,2024,4,,,2024-04-11T00:53:58Z,,0,0,09000064864c458c EPA-R08-OAR-2024-0001-0004,EPA,EPA-R08-OAR-2024-0001,2023-05-30 UTBC Ltr EPA Emissions Reduction Efforts,Supporting & Related Material,Letter,2024-04-10T04:00:00Z,2024,4,,,2024-04-11T00:53:09Z,,0,0,09000064864c4593