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withdrawn,object_id EPA-R03-OAR-2010-0574-0006,EPA,EPA-R03-OAR-2010-0574,"Approval of One-Year Extension for Attaining the 1997 8-Hour Ozone Standard: Delaware, Maryland, and Pennsylvania portions of the Philadelphia-Wilmington-Atlantic City Moderate Nonattainment Area",Rule,Federal Register Document,2011-01-21T05:00:00Z,2011,1,,,2011-01-24T14:50:18Z,2011-01262,0,0,0900006480bcfb32