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withdrawn,object_id EPA-HQ-OAR-2012-0486-0015,EPA,EPA-HQ-OAR-2012-0486,Ambient Nitrogen Dioxide Monitoring Requirements,Rule,Final Rule,2013-03-14T04:00:00Z,2013,3,2013-03-14T04:00:00Z,,2013-03-14T13:59:47Z,2013-05939,0,0,090000648122a704 EPA-HQ-OAR-2012-0486-0014,EPA,EPA-HQ-OAR-2012-0486,"Response to Comments on the Proposed Revision to Ambient Nitrogen Dioxide Monitoring Requirements (October 19, 2012; 77 FR 64244)",Supporting & Related Material,Report,2013-03-07T05:00:00Z,2013,3,,,2013-03-07T20:30:35Z,,0,0,090000648121e6f1 EPA-HQ-OAR-2012-0486-0013,EPA,EPA-HQ-OAR-2012-0486,NO2 ICR - Sep 12 Proposal,Supporting & Related Material,Data,2013-01-16T05:00:00Z,2013,1,,,2013-01-16T20:08:49Z,,0,0,0900006481192702 EPA-HQ-OAR-2012-0486-0001,EPA,EPA-HQ-OAR-2012-0486,Revisions to Ambient Nitrogen Dioxide Monitoring Requirements,Proposed Rule,Notice of Proposed Rulemaking (NPRM),2012-10-19T04:00:00Z,2012,10,2012-10-19T04:00:00Z,2012-11-20T04:59:59Z,2012-12-05T03:02:15Z,2012-25423,0,0,0900006481148667