{"abstract":"The Environmental Protection Agency (EPA) is approving State Implementation Plan (SIP) revisions submitted by the Commonwealth of Pennsylvania (Pennsylvania). The revisions impose reasonably available control technology (RACT) on two major sources of nitrogen oxides (NO<INF>X</INF>) located in the Pittsburgh-Beaver Valley area (the Pittsburgh area). EPA is approving these revisions to establish RACT requirements in the SIP in accordance with the Clean Air Act.","action":"Final 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/2001/10/19/01-26405.html","cfr_references":[{"chapter":null,"citation_url":null,"part":52,"title":40}],"citation":"66 FR 53090","comment_url":null,"comments_close_on":null,"correction_of":null,"corrections":[],"dates":"This final rule is effective on November 5, 2001.","disposition_notes":null,"docket_ids":["PA-4154","FRL-7083-4"],"dockets":[],"document_number":"01-26405","effective_on":"2001-11-05","end_page":53094,"executive_order_notes":null,"executive_order_number":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2001/10/19/01-26405.xml","html_url":"https://www.federalregister.gov/documents/2001/10/19/01-26405/approval-and-promulgation-of-air-quality-implementation-plans-pennsylvania-nox-ract-determinations","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/01-26405?publication_date=2001-10-19","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2001-10-19/01-26405/mods.xml","not_received_for_publication":null,"page_length":5,"page_views":{"count":38,"last_updated":"2026-09-20 08:15:04 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2001-10-19/pdf/01-26405.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":null,"publication_date":"2001-10-19","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2001/10/19/01-26405.txt","regulation_id_number_info":{},"regulation_id_numbers":[],"regulations_dot_gov_info":{},"regulations_dot_gov_url":null,"significant":null,"signing_date":null,"start_page":53090,"subtype":null,"title":"Approval and Promulgation of Air Quality Implementation Plans; Pennsylvania; NOX RACT Determinations for Two Individual Sources in the Pittsburgh-Beaver Valley Area","toc_doc":"Pennsylvania","toc_subject":"Air quality implementation plans; approval and promulgation; various States:","topics":["Air pollution control","Environmental protection","Incorporation by reference","Intergovernmental relations","Nitrogen dioxide","Ozone","Reporting and recordkeeping requirements"],"type":"Rule","volume":66}