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withdrawn,object_id EPA-R01-OAR-2019-0353-0013,EPA,EPA-R01-OAR-2019-0353,Air Quality State Implementation Plans; Approvals and Promulgations: Massachusetts; Transport Element for the 2010 Sulfur Dioxide National Ambient Air Quality Standard,Rule,,2019-11-13T05:00:00Z,2019,11,2019-11-13T05:00:00Z,,2019-11-13T13:32:54Z,2019-24323,0,0,090000648414d4fa EPA-R01-OAR-2019-0353-0008,EPA,EPA-R01-OAR-2019-0353,eliot-air-quality-study-2014-16,Supporting & Related Material,,2019-08-08T04:00:00Z,2019,8,,,2019-08-09T01:04:37Z,,0,0,0900006483e13604 EPA-R01-OAR-2019-0353-0010,EPA,EPA-R01-OAR-2019-0353,Sulfur Dioxide Design Values 2018_7.23.19,Supporting & Related Material,,2019-08-08T04:00:00Z,2019,8,,,2019-08-09T01:04:25Z,,0,0,0900006483e13606 EPA-R01-OAR-2019-0353-0011,EPA,EPA-R01-OAR-2019-0353,Emissons Sources NEI and States,Supporting & Related Material,,2019-08-08T04:00:00Z,2019,8,,,2019-08-09T01:04:12Z,,0,0,0900006483e13607 EPA-R01-OAR-2019-0353-0006,EPA,EPA-R01-OAR-2019-0353,Public Hearing Notice - 2017 SIP Revisions - FINAL Dec 18 2017 for hearing,Supporting & Related Material,,2019-08-08T04:00:00Z,2019,8,,,2019-08-09T01:02:52Z,,0,0,0900006483e12ff6 EPA-R01-OAR-2019-0353-0007,EPA,EPA-R01-OAR-2019-0353,Average Annual Emissions,Supporting & Related Material,,2019-08-08T04:00:00Z,2019,8,,,2019-08-09T01:03:05Z,,0,0,0900006483e13603 EPA-R01-OAR-2019-0353-0002,EPA,EPA-R01-OAR-2019-0353,SIP Revision cov ltr Kirby-Conroy 2-9-18 - FINAL,Supporting & Related Material,,2019-08-08T04:00:00Z,2019,8,,,2019-08-09T01:03:58Z,,0,0,0900006483e12843 EPA-R01-OAR-2019-0353-0003,EPA,EPA-R01-OAR-2019-0353,SO2 Transport SIP 2-9-18 - FINAL,Supporting & Related Material,,2019-08-08T04:00:00Z,2019,8,,,2019-08-09T01:03:45Z,,0,0,0900006483e12849 EPA-R01-OAR-2019-0353-0005,EPA,EPA-R01-OAR-2019-0353,HearingOfficersCertification - SIP Revisions 23 Jan 2018,Supporting & Related Material,,2019-08-08T04:00:00Z,2019,8,,,2019-08-09T01:03:17Z,,0,0,0900006483e12ff5 EPA-R01-OAR-2019-0353-0001,EPA,EPA-R01-OAR-2019-0353,Air Quality State Implementation Plans; Approvals and Promulgations: Massachusetts; Transport Element for the 2010 Sulfur Dioxide National Ambient Air Quality Standard,Proposed Rule,,2019-08-08T04:00:00Z,2019,8,2019-08-08T04:00:00Z,2019-09-10T03:59:59Z,2019-09-11T01:03:47Z,2019-17000,0,0,0900006483e11c37 EPA-R01-OAR-2019-0353-0004,EPA,EPA-R01-OAR-2019-0353,SIP Revision RTC 2-9-18 - FINAL,Supporting & Related Material,,2019-08-08T04:00:00Z,2019,8,,,2019-08-09T01:03:31Z,,0,0,0900006483e12ff2 EPA-R01-OAR-2019-0353-0009,EPA,EPA-R01-OAR-2019-0353,Solutia Inc Plan Approval MADEP,Supporting & Related Material,,2019-08-08T04:00:00Z,2019,8,,,2019-08-09T01:04:49Z,,0,0,0900006483e13605