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withdrawn,object_id PHMSA-2016-0170-0003,PHMSA,PHMSA-2016-0170,U.S. DOT/PHMSA - Acknowledgement Letter,Other,Acknowledgement Letter/Receipt,2017-12-04T05:00:00Z,2017,12,2017-12-04T05:00:00Z,,2017-12-04T20:38:29Z,,0,0,0900006482cca35e PHMSA-2016-0170-0002,PHMSA,PHMSA-2016-0170,U.S. DOT/PHMSA - Acknowledgement Letter,Other,Acknowledgement Letter/Receipt,2017-01-06T05:00:00Z,2017,1,2017-01-06T05:00:00Z,,2017-01-06T16:53:44Z,,0,0,090000648244ec28 PHMSA-2016-0170-0001,PHMSA,PHMSA-2016-0170,"Petition for Rulemaking - Veolia ES Technical Solutions, LLC",Other,Petition(s),2016-12-29T05:00:00Z,2016,12,2016-12-29T05:00:00Z,,2016-12-29T16:41:25Z,,0,0,090000648243d00e