{"abstract":"The Environmental Protection Agency (EPA) is proposing to approve elements of State Implementation Plan (SIP) revisions from the State of Colorado submitted to demonstrate that the State meets infrastructure requirements of the Clean Air Act (CAA) for the National Ambient Air Quality Standards (NAAQS) promulgated for sulfur dioxide (SO2) on June 2, 2010, and fine particulate matter (PM2.5) on December 14, 2012. Section 110(a) of the CAA requires that each state submit a SIP for the implementation, maintenance, and enforcement of each NAAQS promulgated by the EPA.","action":"Proposed rule.","agencies":[{"raw_name":"ENVIRONMENTAL PROTECTION AGENCY","name":"Environmental Protection Agency","id":145,"url":"https://www.federalregister.gov/agencies/environmental-protection-agency","json_url":"https://www.federalregister.gov/api/v1/agencies/145","parent_id":null,"slug":"environmental-protection-agency"}],"body_html_url":"https://www.federalregister.gov/documents/full_text/html/2017/06/06/2017-11574.html","cfr_references":[{"chapter":null,"citation_url":null,"part":52,"title":40}],"citation":"82 FR 25999","comment_url":null,"comments_close_on":"2017-07-06","correction_of":null,"corrections":[],"dates":"Written comments must be received on or before July 6, 2017.","disposition_notes":null,"docket_ids":["EPA-R08-OAR-2013-0557","FRL-9963-29-Region 8"],"dockets":[{"supporting_documents":[{"title":"Craig Settlement Final 7-10-14","document_id":"EPA-R08-OAR-2013-0557-0014"},{"title":"CO NO2 Site Commitment Letter Closeout 02172016","document_id":"EPA-R08-OAR-2013-0557-0013"},{"title":"2015-Jan-22 2008 Ozone Interstate Transport Guidance","document_id":"EPA-R08-OAR-2013-0557-0012"},{"title":"2013- Sept-13 Guidance on iSIP Elements","document_id":"EPA-R08-OAR-2013-0557-0011"},{"title":"2011-Oct-14 Infrastructure Guidance for 2008 Pb NAAQS","document_id":"EPA-R08-OAR-2013-0557-0010"},{"title":"2009- Sept-25 110(a) guidance for PM2.5 NAAQS","document_id":"EPA-R08-OAR-2013-0557-0009"},{"title":"2007-Oct-02 PM2 5 and O3 iSIP Guidance","document_id":"EPA-R08-OAR-2013-0557-0008"},{"title":"1999-Sept-20 SSM Guidance","document_id":"EPA-R08-OAR-2013-0557-0007"},{"title":"1999-April-1 CAA Section 303 Guidance","document_id":"EPA-R08-OAR-2013-0557-0006"},{"title":"1978- March-2 Guidance to States for Meeting Conflict of Interest Requirements of Section 128","document_id":"EPA-R08-OAR-2013-0557-0005"}],"agency_name":"EPA","documents":[{"comment_count":0,"comment_start_date":"2017-06-07","updated_at":"2023-02-28T19:08:52.710-05:00","comment_url":"https://www.regulations.gov/commenton/EPA-R08-OAR-2013-0557-0001","allow_late_comments":null,"id":"EPA-R08-OAR-2013-0557-0001","comment_end_date":"2017-07-07","regulations_dot_gov_open_for_comment":false}],"supporting_documents_count":13,"id":"EPA-R08-OAR-2013-0557","title":"Promulgation of State Implementation Plan Revisions; Infrastructure Requirements for the 2010 SO2 and 2012 PM2.5 National Ambient Air Quality Standards; Colorado"}],"document_number":"2017-11574","effective_on":null,"end_page":26007,"executive_order_notes":null,"executive_order_number":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2017/06/06/2017-11574.xml","html_url":"https://www.federalregister.gov/documents/2017/06/06/2017-11574/promulgation-of-state-implementation-plan-revisions-infrastructure-requirements-for-the-2010-so2","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/2017-11574?publication_date=2017-06-06","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2017-06-06/2017-11574/mods.xml","not_received_for_publication":null,"page_length":9,"page_views":{"count":81,"last_updated":"2024-03-19 00:15:05 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2017-06-06/pdf/2017-11574.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":"https://public-inspection.federalregister.gov/2017-11574.pdf?1496666734","publication_date":"2017-06-06","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2017/06/06/2017-11574.txt","regulation_id_number_info":{},"regulation_id_numbers":[],"regulations_dot_gov_info":{"supporting_documents":[{"title":"Craig Settlement Final 7-10-14","document_id":"EPA-R08-OAR-2013-0557-0014"},{"title":"CO NO2 Site Commitment Letter Closeout 02172016","document_id":"EPA-R08-OAR-2013-0557-0013"},{"title":"2015-Jan-22 2008 Ozone Interstate Transport Guidance","document_id":"EPA-R08-OAR-2013-0557-0012"},{"title":"2013- Sept-13 Guidance on iSIP Elements","document_id":"EPA-R08-OAR-2013-0557-0011"},{"title":"2011-Oct-14 Infrastructure Guidance for 2008 Pb NAAQS","document_id":"EPA-R08-OAR-2013-0557-0010"},{"title":"2009- Sept-25 110(a) guidance for PM2.5 NAAQS","document_id":"EPA-R08-OAR-2013-0557-0009"},{"title":"2007-Oct-02 PM2 5 and O3 iSIP Guidance","document_id":"EPA-R08-OAR-2013-0557-0008"},{"title":"1999-Sept-20 SSM Guidance","document_id":"EPA-R08-OAR-2013-0557-0007"},{"title":"1999-April-1 CAA Section 303 Guidance","document_id":"EPA-R08-OAR-2013-0557-0006"},{"title":"1978- March-2 Guidance to States for Meeting Conflict of Interest Requirements of Section 128","document_id":"EPA-R08-OAR-2013-0557-0005"}],"comments_count":0,"agency_id":"EPA","comments_url":"https://www.regulations.gov/docketBrowser?rpp=50&so=DESC&sb=postedDate&po=0&dct=PS&D=EPA-R08-OAR-2013-0557","supporting_documents_count":13,"docket_id":"EPA-R08-OAR-2013-0557","document_id":"EPA-R08-OAR-2013-0557-0001","regulation_id_number":null,"title":"Promulgation of State Implementation Plan Revisions; Infrastructure Requirements for the 2010 SO2 and 2012 PM2.5 National Ambient Air Quality Standards; Colorado","checked_regulationsdotgov_at":"2023-03-01T00:08:51Z"},"regulations_dot_gov_url":null,"significant":null,"signing_date":null,"start_page":25999,"subtype":null,"title":"Promulgation of State Implementation Plan Revisions; Infrastructure Requirements for the 2010 SO2","toc_doc":"Colorado; Infrastructure Requirements for the 2010 SO2 and 2012 PM2.5 National Ambient Air Quality Standards","toc_subject":"Air Quality State Implementation Plans; Approvals and Promulgations:","topics":["Air pollution control","Carbon monoxide","Environmental protection","Greenhouse gases","Incorporation by reference","Intergovernmental relations","Lead","Nitrogen dioxide","Ozone","Particulate matter","Reporting and recordkeeping requirements","Sulfur oxides","Volatile organic compounds"],"type":"Proposed Rule","volume":82}