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withdrawn,object_id EPA-R08-OAR-2020-0098-0098,EPA,EPA-R08-OAR-2020-0098,Kennecott Power Plant AO Amendment and Attachment.,Supporting & Related Material,,2021-04-06T04:00:00Z,2021,4,,,2021-04-07T00:36:37Z,,0,0,0900006484a9cf4c EPA-R08-OAR-2020-0098-0097,EPA,EPA-R08-OAR-2020-0098,"Air Quality State Implementation Plans; Approvals and Promulgations: Utah; Salt Lake City and Provo, Utah PM2.5 Redesignations to Attainment and Utah State Implementation Plan Revisions; Availability of Supplemental Information and Reopening of the Comment Period",Proposed Rule,,2021-04-06T04:00:00Z,2021,4,2021-04-06T04:00:00Z,2021-05-07T03:59:59Z,2021-05-07T01:00:10Z,2021-06844,0,0,0900006484a9cb01