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withdrawn,object_id EPA-R08-OAR-2022-0857-0006,EPA,EPA-R08-OAR-2022-0857,EPA TSD May 2021,Supporting & Related Material,,2022-12-02T05:00:00Z,2022,12,,,2022-12-03T01:55:46Z,,0,0,09000064854b51f6 EPA-R08-OAR-2022-0857-0002,EPA,EPA-R08-OAR-2022-0857,Colorado Commitment Letter Serious SIP - 2008 Ozone NAAQS,Supporting & Related Material,,2022-12-02T05:00:00Z,2022,12,,,2022-12-03T01:56:40Z,,0,0,09000064854b51cd EPA-R08-OAR-2022-0857-0003,EPA,EPA-R08-OAR-2022-0857,EPA TSD November 2022,Supporting & Related Material,,2022-12-02T05:00:00Z,2022,12,,,2022-12-03T01:56:51Z,,0,0,09000064854b51ce EPA-R08-OAR-2022-0857-0004,EPA,EPA-R08-OAR-2022-0857,"EPA Comment Letter on Reg 7 Section XVI.D and TSD, June 29, 2018",Supporting & Related Material,,2022-12-02T05:00:00Z,2022,12,,,2022-12-03T01:57:01Z,,0,0,09000064854b51cf EPA-R08-OAR-2022-0857-0011,EPA,EPA-R08-OAR-2022-0857,Colorado 2008 Ozone Moderate SIP Submittal,Supporting & Related Material,,2022-12-02T05:00:00Z,2022,12,,,2022-12-03T01:55:22Z,,0,0,09000064854b4e26 EPA-R08-OAR-2022-0857-0007,EPA,EPA-R08-OAR-2022-0857,"Colorado Commitment Letter Email, October 14, 2022",Supporting & Related Material,,2022-12-02T05:00:00Z,2022,12,,,2022-12-03T01:55:57Z,,0,0,09000064854b51f7 EPA-R08-OAR-2022-0857-0009,EPA,EPA-R08-OAR-2022-0857,"Colorado RACT TSD, July 2018",Supporting & Related Material,,2022-12-02T05:00:00Z,2022,12,,,2022-12-03T01:56:18Z,,0,0,09000064854b51f9 EPA-R08-OAR-2022-0857-0001,EPA,EPA-R08-OAR-2022-0857,Air Quality State Implementation Plans; Approvals and Promulgations: Colorado; Revisions to Regulation Number 7 and Reasonably Available Control Technology Requirements for 2008 8-Hour Ozone Standard for the Denver Metro/North Front Range Nonattainment Area,Proposed Rule,,2022-12-02T05:00:00Z,2022,12,2022-12-02T05:00:00Z,2023-01-04T04:59:59Z,2022-12-02T14:01:52Z,2022-26291,0,0,0900006485511c16 EPA-R08-OAR-2022-0857-0005,EPA,EPA-R08-OAR-2022-0857,EPA TSD October 2022,Supporting & Related Material,,2022-12-02T05:00:00Z,2022,12,,,2022-12-03T01:55:33Z,,0,0,09000064854b51d0 EPA-R08-OAR-2022-0857-0010,EPA,EPA-R08-OAR-2022-0857,"Reg 7 Combustion Device, May 8, 2019 Submittal",Supporting & Related Material,,2022-12-02T05:00:00Z,2022,12,,,2022-12-03T01:56:29Z,,0,0,09000064854b51fa EPA-R08-OAR-2022-0857-0008,EPA,EPA-R08-OAR-2022-0857,"Colorado TSD 2008 and 2015 Ozone Attainment Plans, October 31, 2022",Supporting & Related Material,,2022-12-02T05:00:00Z,2022,12,,,2022-12-03T01:56:08Z,,0,0,09000064854b51f8