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withdrawn,object_id PHMSA-2008-0141-0012,PHMSA,PHMSA-2008-0141,Northern Natural Gas - Withdrawal,Other,Withdrawal,2025-04-22T04:00:00Z,2025,4,2025-04-22T04:00:00Z,,2025-04-22T16:51:50Z,,0,0,0900006486aa5b59 PHMSA-2008-0141-0011,PHMSA,PHMSA-2008-0141,Northern Natural Gas - Request for Special Permit Closure,Other,Special Permit,2023-06-16T04:00:00Z,2023,6,2023-06-16T04:00:00Z,,2023-06-16T14:27:34Z,,0,0,0900006485b21f19 PHMSA-2008-0141-0009,PHMSA,PHMSA-2008-0141,Pipeline Safety; Request for Special Permit: Northern Natural Gas Co.,Notice,Notice of Intent,2019-12-13T05:00:00Z,2019,12,2019-12-13T05:00:00Z,2020-01-14T04:59:59Z,2025-06-18T18:01:45Z,2019-26896,0,0,090000648420dde7 PHMSA-2008-0141-0008,PHMSA,PHMSA-2008-0141,Northern Natural Gas - Application Letter with Special Permit Conditions,Other,Special Permit,2019-12-09T05:00:00Z,2019,12,2019-12-09T05:00:00Z,2025-06-18T03:59:59Z,2025-06-18T18:01:26Z,,0,0,09000064841f7a5c PHMSA-2008-0141-0007,PHMSA,PHMSA-2008-0141,Northern Natural Gas - Special Permit Renewal Application Letter,Other,Special Permit,2019-12-09T05:00:00Z,2019,12,2019-12-09T05:00:00Z,2025-06-18T03:59:59Z,2025-06-18T18:01:07Z,,0,0,09000064841f78ea PHMSA-2008-0141-0006,PHMSA,PHMSA-2008-0141,Pipeline Safety: Renewal Requests for Special Permits,Notice,Notice of Temporary Permit,2015-02-04T05:00:00Z,2015,2,2015-02-04T05:00:00Z,2015-03-07T04:59:59Z,2025-06-18T18:00:49Z,2015-02146,0,0,09000064819f3c5d PHMSA-2008-0141-0004,PHMSA,PHMSA-2008-0141,Northern Natural Gas - Certification Statement,Other,Report,2010-10-21T04:00:00Z,2010,10,2010-10-21T04:00:00Z,2025-06-18T03:59:59Z,2025-06-18T18:00:31Z,,0,0,0900006480b729d6 PHMSA-2008-0141-0003,PHMSA,PHMSA-2008-0141,U.S. DOT/PHMSA - See Attachments,Other,Additional Information,2010-04-27T04:00:00Z,2010,4,2010-04-27T04:00:00Z,2025-06-18T03:59:59Z,2025-06-18T18:00:14Z,,0,0,0900006480ade9ed PHMSA-2008-0141-0002,PHMSA,PHMSA-2008-0141,U.S. DOT/PHMSA - Response to Request from Northern Natural Gas,Other,Response(s),2008-06-04T04:00:00Z,2008,6,2008-06-04T04:00:00Z,,2019-11-14T17:51:08Z,,0,0,090000648060cad9 PHMSA-2008-0141-0001,PHMSA,PHMSA-2008-0141,Northern Natural Gas - Waiver,Other,Application,2008-05-29T04:00:00Z,2008,5,2008-05-29T04:00:00Z,,2014-12-18T03:04:43Z,,0,0,0900006480604214