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withdrawn,object_id EPA-R03-OAR-2018-0490-0008,EPA,EPA-R03-OAR-2018-0490,Air Quality State Implementation Plans; Approval and Promulgation: Maryland; Continuous Opacity Monitoring Requirements for Municipal Waste Combustors and Cement Plants,Rule,,2018-12-14T05:00:00Z,2018,12,2018-12-14T05:00:00Z,,2018-12-14T12:50:31Z,2018-27049,0,0,0900006483993644 EPA-R03-OAR-2018-0490-0007,EPA,EPA-R03-OAR-2018-0490,"Maryland's February 28, 2018 partial withdrawal letter, Complete: 2 pages (The original postings didn't include the signature page.)",Supporting & Related Material,,2018-09-04T04:00:00Z,2018,9,,,2018-12-07T10:32:50Z,,0,0,09000064836968d9 EPA-R03-OAR-2018-0490-0005,EPA,EPA-R03-OAR-2018-0490,TM 90-01: Air Management Administration Technical Memorandum 90-01 Continuous Emission Monitoring (CEM) Policies and Procedures,Supporting & Related Material,,2018-08-23T04:00:00Z,2018,8,,,2018-12-07T10:37:07Z,,0,0,0900006483529485 EPA-R03-OAR-2018-0490-0002,EPA,EPA-R03-OAR-2018-0490,"1- original submittal Letter to EPA, SIP 16-04, signed 05 10 2016",Supporting & Related Material,State/Tribal Submittal,2018-08-23T04:00:00Z,2018,8,,,2018-12-07T10:37:03Z,,0,0,0900006483445d90 EPA-R03-OAR-2018-0490-0004,EPA,EPA-R03-OAR-2018-0490,MD SIP Partial Withdrawal Letter dated 6-20-18,Supporting & Related Material,,2018-08-23T04:00:00Z,2018,8,,,2018-12-07T10:37:05Z,,0,0,09000064834746fa EPA-R03-OAR-2018-0490-0003,EPA,EPA-R03-OAR-2018-0490,completeness letter signed 22July2016 with completeness checklist,Supporting & Related Material,Letter,2018-08-23T04:00:00Z,2018,8,,,2018-12-07T10:37:04Z,,0,0,09000064834746f6 EPA-R03-OAR-2018-0490-0001,EPA,EPA-R03-OAR-2018-0490,Air Quality State Implementation Plans; Approval and Promulgation: Maryland; Continuous Opacity Monitoring Requirements for Municipal Waste Combustors and Cement Plants,Proposed Rule,,2018-08-23T04:00:00Z,2018,8,2018-08-23T04:00:00Z,2018-09-25T03:59:59Z,2018-12-07T10:37:08Z,2018-18276,0,0,0900006483648c91