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withdrawn,object_id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-2024-0552-0005,EPA,EPA-R08-OAR-2024-0552,_R8_DocketList_2026-04,Supporting & Related Material,,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:44Z,,0,0,09000064b92b3f1f
EPA-R08-OAR-2024-0552-0016,EPA,EPA-R08-OAR-2024-0552,Dc_2025-03-05_EPA_response to UPA petition for recons - NWF,Supporting & Related Material,Letter,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:47Z,,0,0,09000064b92b5ceb
EPA-R08-OAR-2024-0552-0040,EPA,EPA-R08-OAR-2024-0552,O_Emery_et_al_2017,Supporting & Related Material,,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:54Z,,0,0,09000064b92b6871
EPA-R08-OAR-2024-0552-0042,EPA,EPA-R08-OAR-2024-0552,Q_Jaffe_et_al_2018,Supporting & Related Material,,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:55Z,,0,0,09000064b92b6887
EPA-R08-OAR-2024-0552-0035,EPA,EPA-R08-OAR-2024-0552,Mb_Ozone_NAAQS_Policy_Assessment_2020,Supporting & Related Material,,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:53Z,,0,0,09000064b92b6685
EPA-R08-OAR-2024-0552-0039,EPA,EPA-R08-OAR-2024-0552,N_Buysse_et_al_2019,Supporting & Related Material,,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:54Z,,0,0,09000064b92b686d
EPA-R08-OAR-2024-0552-0041,EPA,EPA-R08-OAR-2024-0552,P_Fadadu_ijerph-17-08164,Supporting & Related Material,,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:54Z,,0,0,09000064b92b6872
EPA-R08-OAR-2024-0552-0012,EPA,EPA-R08-OAR-2024-0552,Cd_2025-02-07_UT-AG_Petition for review - NWF,Supporting & Related Material,Petition,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:46Z,,0,0,09000064b92b407d
EPA-R08-OAR-2024-0552-0014,EPA,EPA-R08-OAR-2024-0552,Da_2025-02-04_UPA_Petition for Reconsideration,Supporting & Related Material,Petition,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:47Z,,0,0,09000064b92b408a
EPA-R08-OAR-2024-0552-0025,EPA,EPA-R08-OAR-2024-0552,Ha_DAQ-2023-001304 Modeling Protocol IWF,Supporting & Related Material,,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:50Z,,0,0,09000064b92b6323
EPA-R08-OAR-2024-0552-0026,EPA,EPA-R08-OAR-2024-0552,I_EPA-HQ-OAR-2021-0742-0043_content,Supporting & Related Material,Technical Support Document,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:50Z,,0,0,09000064b92b6328
EPA-R08-OAR-2024-0552-0032,EPA,EPA-R08-OAR-2024-0552,Lbi_Modeling from EPA's 2021 memo applied to UT 2021-2023 DVs,Supporting & Related Material,Memorandum,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:52Z,,0,0,09000064b92b6340
EPA-R08-OAR-2024-0552-0020,EPA,EPA-R08-OAR-2024-0552,Ga_Signed GOV ltr 179b FINAL,Supporting & Related Material,Letter,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:48Z,,0,0,09000064b92b6549
EPA-R08-OAR-2024-0552-0038,EPA,EPA-R08-OAR-2024-0552,Me_USDA-2021 Fire Narrative,Supporting & Related Material,,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:53Z,,0,0,09000064b92b6853
EPA-R08-OAR-2024-0552-0006,EPA,EPA-R08-OAR-2024-0552,A_TSD_UT-NWF-179B,Supporting & Related Material,Technical Support Document,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:45Z,,0,0,09000064b92b3f45
EPA-R08-OAR-2024-0552-0037,EPA,EPA-R08-OAR-2024-0552,Md_pm-naaqs-wildland-fire-air-quality-fact-sheet-final,Supporting & Related Material,Fact/Data Sheet,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:53Z,,0,0,09000064b92b6851
EPA-R08-OAR-2024-0552-0047,EPA,EPA-R08-OAR-2024-0552,V_Vargo-et-al-2023,Supporting & Related Material,,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:56Z,,0,0,09000064b92b6890
EPA-R08-OAR-2024-0552-0004,EPA,EPA-R08-OAR-2024-0552,Air Quality State Implementation Plans; Approvals and Promulgations: Utah; Northern Wasatch Front; 2015 8-Hour Ozone National Ambient Air Quality Standards; Reconsideration and Repeal of Finding of Failure to Attain and Reclassification to a Serious Nonattainment Area; etc.,Proposed Rule,,2026-04-30T04:00:00Z,2026,4,2026-04-30T04:00:00Z,2026-06-02T03:59:59Z,2026-05-16T09:00:17Z,2026-08372,1,0,09000064b92b8005
EPA-R08-OAR-2024-0552-0036,EPA,EPA-R08-OAR-2024-0552,Mc_Ozone_Health_Fact_Sheet_2015,Supporting & Related Material,Fact/Data Sheet,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:53Z,,0,0,09000064b92b684c
EPA-R08-OAR-2024-0552-0048,EPA,EPA-R08-OAR-2024-0552,W-Choi-et-al-2024,Supporting & Related Material,,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:56Z,,0,0,09000064b92b68c9
EPA-R08-OAR-2024-0552-0018,EPA,EPA-R08-OAR-2024-0552,Eb_2025-03-05_EPA_response to Kennecott supporting UTpetition-NWF,Supporting & Related Material,Letter,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:48Z,,0,0,09000064b92b6522
EPA-R08-OAR-2024-0552-0044,EPA,EPA-R08-OAR-2024-0552,S_Jaffe_et_al_2023,Supporting & Related Material,,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:55Z,,0,0,09000064b92b688a
EPA-R08-OAR-2024-0552-0046,EPA,EPA-R08-OAR-2024-0552,U_Simon_et_al_2012,Supporting & Related Material,,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:56Z,,0,0,09000064b92b688f
EPA-R08-OAR-2024-0552-0031,EPA,EPA-R08-OAR-2024-0552,Lb_Henderson_Simon_USandIntnlContrib_2021-12-10,Supporting & Related Material,Memorandum,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:52Z,,0,0,09000064b92b633b
EPA-R08-OAR-2024-0552-0019,EPA,EPA-R08-OAR-2024-0552,Fa_2025-04-30_UT NWF ORDER STAY RULE,Supporting & Related Material,,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:48Z,,0,0,09000064b92b6546
EPA-R08-OAR-2024-0552-0021,EPA,EPA-R08-OAR-2024-0552,Gb_179BbDemo_UDAQ-2024-012072,Supporting & Related Material,,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:49Z,,0,0,09000064b92b654f
EPA-R08-OAR-2024-0552-0007,EPA,EPA-R08-OAR-2024-0552,Ba_2025-01-14_UT-CongressDeleg_25-01491-AO--RMOD,Supporting & Related Material,Letter,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:45Z,,0,0,09000064b92b3f49
EPA-R08-OAR-2024-0552-0008,EPA,EPA-R08-OAR-2024-0552,Bb_2025-03-05_EPA_response to Congressional letter-NWF,Supporting & Related Material,Letter,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:45Z,,0,0,09000064b92b4064
EPA-R08-OAR-2024-0552-0009,EPA,EPA-R08-OAR-2024-0552,Ca_2025-01-22_UT-AG_Cover Letter Petition for Repeal or Reconsideration,Supporting & Related Material,Letter,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:45Z,,0,0,09000064b92b406b
EPA-R08-OAR-2024-0552-0013,EPA,EPA-R08-OAR-2024-0552,Ce_2025-03-05_EPA_response to Utah petition for recons-NWF,Supporting & Related Material,Letter,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:47Z,,0,0,09000064b92b4083
EPA-R08-OAR-2024-0552-0015,EPA,EPA-R08-OAR-2024-0552,Db_2025-02-07_UPA_Petition for review - NWF,Supporting & Related Material,Petition,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:47Z,,0,0,09000064b92b40ae
EPA-R08-OAR-2024-0552-0028,EPA,EPA-R08-OAR-2024-0552,Ka_EPA-179b_guidance-final2020_rescinded 2025,Supporting & Related Material,Guidance,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:51Z,,0,0,09000064b92b6331
EPA-R08-OAR-2024-0552-0022,EPA,EPA-R08-OAR-2024-0552,Gc-2025-11-05_UDAQ-Additional 179B(b) Details,Supporting & Related Material,Data,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:49Z,,0,0,09000064b92b6590
EPA-R08-OAR-2024-0552-0024,EPA,EPA-R08-OAR-2024-0552,H_UDAQ_SIP_2015_Ozone_NAAQS_2023,Supporting & Related Material,,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:50Z,,0,0,09000064b92b6592
EPA-R08-OAR-2024-0552-0033,EPA,EPA-R08-OAR-2024-0552,Lc_clarification_memo_on_data_modification_methods,Supporting & Related Material,Memorandum,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:52Z,,0,0,09000064b92b6342
EPA-R08-OAR-2024-0552-0043,EPA,EPA-R08-OAR-2024-0552,R_Jaffe_et_al_2024,Supporting & Related Material,,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:55Z,,0,0,09000064b92b6888
EPA-R08-OAR-2024-0552-0010,EPA,EPA-R08-OAR-2024-0552,Cb_2025-01-22_UT-AG_Decl in Supp of Petition for Reconsideration,Supporting & Related Material,,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:46Z,,0,0,09000064b92b4071
EPA-R08-OAR-2024-0552-0011,EPA,EPA-R08-OAR-2024-0552,Cc_2025-01-22_UT-AG_Petition for Repeal or Reconsideration,Supporting & Related Material,Petition,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:46Z,,0,0,09000064b92b4078
EPA-R08-OAR-2024-0552-0017,EPA,EPA-R08-OAR-2024-0552,Ea_2025-01-22_Kennecott Utah Copper,Supporting & Related Material,Letter,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:48Z,,0,0,09000064b92b5cee
EPA-R08-OAR-2024-0552-0034,EPA,EPA-R08-OAR-2024-0552,Ma_15 percent rop plan_EPA 1993_Helms,Supporting & Related Material,Memorandum,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:52Z,,0,0,09000064b92b5e4c
EPA-R08-OAR-2024-0552-0029,EPA,EPA-R08-OAR-2024-0552,Kb_Administrator Zeldin PR,Supporting & Related Material,"Press Release, Public Announcement/Notice",2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:51Z,,0,0,09000064b92b6333
EPA-R08-OAR-2024-0552-0030,EPA,EPA-R08-OAR-2024-0552,La_2018_Memo_AQ_Modeling_Guidance,Supporting & Related Material,Memorandum,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:51Z,,0,0,09000064b92b6336
EPA-R08-OAR-2024-0552-0027,EPA,EPA-R08-OAR-2024-0552,J_2025 Utah AMNP_DAQP-046-25,Supporting & Related Material,,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:50Z,,0,0,09000064b92b632b
EPA-R08-OAR-2024-0552-0023,EPA,EPA-R08-OAR-2024-0552,Gci_Email from Ryan Bares_2025-11-05_Supplemental 179B(b) Info2,Supporting & Related Material,E-mail,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:49Z,,0,0,09000064b92b6591
EPA-R08-OAR-2024-0552-0045,EPA,EPA-R08-OAR-2024-0552,T_Ninneman_et_al_2021,Supporting & Related Material,,2026-04-30T04:00:00Z,2026,4,,,2026-04-30T17:40:55Z,,0,0,09000064b92b688e
EPA-R08-OAR-2024-0552-0003,EPA,EPA-R08-OAR-2024-0552,Utah Ozone 2023 Design Report,Supporting & Related Material,Report,2024-12-09T05:00:00Z,2024,12,,,2024-12-10T01:45:07Z,,0,0,090000648684bd45
EPA-R08-OAR-2024-0552-0002,EPA,EPA-R08-OAR-2024-0552,Air Quality State Implementation Plans; Approvals and Promulgations: Utah; Finding of Failure to Attain and Reclassification of an Area as Serious for the 2015 Ozone NAAQS,Rule,,2024-12-09T05:00:00Z,2024,12,2024-12-09T05:00:00Z,,2024-12-09T13:33:51Z,2024-28851,0,0,0900006486856248
EPA-R08-OAR-2024-0552-0001,EPA,EPA-R08-OAR-2024-0552,PRE-PUBLICATION_2024-12-04_2015O3DAAD_NWF-Serious,Other,,2024-12-05T05:00:00Z,2024,12,2024-12-05T05:00:00Z,,2024-12-06T01:39:40Z,,0,0,090000648684a58c