{"abstract":"The Environmental Protection Agency (EPA) is proposing to grant an extension of the applicable \"Serious\" area attainment date for the San Joaquin Valley nonattainment area for the 2012 annual fine particulate matter (PM<INF>2.5</INF>) national ambient air quality standards (NAAQS or \"standards\") from December 31, 2025, to December 31, 2030, based on a proposed determination that the State has satisfied the statutory criteria for this extension. The EPA will accept comments on this proposed rulemaking during a 30-day public comment period.","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/2026/06/11/2026-11735.html","cfr_references":[{"chapter":null,"citation_url":null,"part":"52","title":40}],"citation":"91 FR 35437","comment_url":"http://www.regulations.gov/commenton/EPA-R09-OAR-2026-3665-0001","comments_close_on":"2026-07-13","correction_of":null,"corrections":[],"dates":"Comments must be received on or before July 13, 2026.","disposition_notes":null,"docket_ids":["EPA-R09-OAR-2026-3665","FRL-13380-01-R9"],"dockets":[{"supporting_documents":[{"title":"SJV 2012 PM2.5 Ext_Proposal Docket Index","document_id":"EPA-R09-OAR-2026-3665-0005"},{"title":"C_Notice of Proposed Rulemaking","document_id":"EPA-R09-OAR-2026-3665-0004"},{"title":"B_State Plans, Rules, and Correspondence","document_id":"EPA-R09-OAR-2026-3665-0003"},{"title":"A_U.S. EPA Rulemakings, Guidance Documents and Informational Memoranda, Data Analysis Documents, and Correspondence","document_id":"EPA-R09-OAR-2026-3665-0002"}],"agency_name":"EPA","documents":[{"comment_count":0,"comment_start_date":"2026-06-11","updated_at":"2026-06-11T16:56:32.410-04:00","comment_url":"https://www.regulations.gov/commenton/EPA-R09-OAR-2026-3665-0001","allow_late_comments":false,"id":"EPA-R09-OAR-2026-3665-0001","comment_end_date":"2026-07-14","regulations_dot_gov_open_for_comment":true}],"supporting_documents_count":4,"id":"EPA-R09-OAR-2026-3665","title":"San Joaquin Valley 2012 PM2.5 188(e)"}],"document_number":"2026-11735","effective_on":null,"end_page":35445,"executive_order_notes":null,"executive_order_number":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2026/06/11/2026-11735.xml","html_url":"https://www.federalregister.gov/documents/2026/06/11/2026-11735/attainment-date-extension-for-the-san-joaquin-valley-california-2012-annual-pm25-fine-particulate","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/2026-11735?publication_date=2026-06-11","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2026-06-11/2026-11735/mods.xml","not_received_for_publication":null,"page_length":9,"page_views":{"count":92,"last_updated":"2026-06-13 20:15:03 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2026-06-11/pdf/2026-11735.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":"https://public-inspection.federalregister.gov/2026-11735.pdf?1781095520","publication_date":"2026-06-11","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2026/06/11/2026-11735.txt","regulation_id_number_info":{},"regulation_id_numbers":[],"regulations_dot_gov_info":{"supporting_documents":[{"title":"SJV 2012 PM2.5 Ext_Proposal Docket Index","document_id":"EPA-R09-OAR-2026-3665-0005"},{"title":"C_Notice of Proposed Rulemaking","document_id":"EPA-R09-OAR-2026-3665-0004"},{"title":"B_State Plans, Rules, and Correspondence","document_id":"EPA-R09-OAR-2026-3665-0003"},{"title":"A_U.S. EPA Rulemakings, Guidance Documents and Informational Memoranda, Data Analysis Documents, and Correspondence","document_id":"EPA-R09-OAR-2026-3665-0002"}],"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-R09-OAR-2026-3665","supporting_documents_count":4,"docket_id":"EPA-R09-OAR-2026-3665","document_id":"EPA-R09-OAR-2026-3665-0001","regulation_id_number":null,"title":"San Joaquin Valley 2012 PM2.5 188(e)","checked_regulationsdotgov_at":"2026-06-12T23:55:04Z"},"regulations_dot_gov_url":"http://www.regulations.gov/commenton/EPA-R09-OAR-2026-3665-0001","significant":null,"signing_date":null,"start_page":35437,"subtype":null,"title":"Attainment Date Extension for the San Joaquin Valley, California 2012 Annual PM2.5 Fine Particulate Matter Nonattainment Area","toc_doc":"California; Attainment Date Extension for the San Joaquin Valley, California 2012 Annual PM2.5 Fine Particulate Matter Nonattainment Area","toc_subject":"Air Quality State Implementation Plans; Approvals and Promulgations","topics":["Air pollution control","Ammonia","Environmental protection","Incorporation by reference","Intergovernmental relations","Nitrogen dioxide","Particulate matter","Reporting and recordkeeping requirements","Volatile organic compounds"],"type":"Proposed Rule","volume":91}