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withdrawn,object_id EPA-R09-OAR-2006-0184-0004,EPA,EPA-R09-OAR-2006-0184,"Signed Version: 71 FR 53631, Notice of Proposed Rulemaking, Source-Specific Federal Implementation Plan for Four Corners Power Plant; Navajo Nation",Supporting & Related Material,Signed Federal Register Document,2006-09-12T04:00:00Z,2006,9,,,2006-09-12T17:27:16Z,,0,0,09000064801c4758 EPA-R09-OAR-2006-0184-0003,EPA,EPA-R09-OAR-2006-0184,"Bennett, Kathleen M., Assistant Administrator, Office of Air, Noise, and Radiation, U.S. EPA, Memorandum “Policy on Excess Emissions During Startup, Shutdown, Maintenance, and Malfunction,” February 15, 1983",Supporting & Related Material,"Letter, Memorandum, Email",2006-09-12T04:00:00Z,2006,9,,,2006-09-12T17:27:15Z,,0,0,09000064801c45bd EPA-R09-OAR-2006-0184-0001,EPA,EPA-R09-OAR-2006-0184,Source-Specific Federal Implementation Plan for Four Corners Power Plant; Navajo Nation,Proposed Rule,,2006-09-12T04:00:00Z,2006,9,2006-09-12T04:00:00Z,2006-11-07T04:59:59Z,2008-01-08T21:12:13Z,E6-15097,0,0,09000064801c9b3f EPA-R09-OAR-2006-0184-0002,EPA,EPA-R09-OAR-2006-0184,"Etsitty, Stephen B., Executive Director, Navajo Nation Environmental Protection Agency, Letter to Deborah Jordan, Director, Air Division, U.S. EPA Region 9, “Best Available Retrofit Technology (BART) determination for Four Corners Power Plant, December 6, 2005",Supporting & Related Material,"Letter, Memorandum, Email",2006-09-12T04:00:00Z,2006,9,,,2006-09-12T17:27:15Z,,0,0,09000064801c45a5