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withdrawn,object_id USCG-2012-0251-0001,USCG,USCG-2012-0251,"NPRM: Safety Zones: Northwest Harbor (East Channel) and Tred Avon River, MD (Federal Register Publication)",Proposed Rule,Notice of Proposed Rulemaking (NPRM),2012-05-09T04:00:00Z,2012,5,2012-05-09T04:00:00Z,2012-05-24T03:59:59Z,2017-03-10T22:26:13Z,2012-11140,0,0,090000648100910c