{"database": "openregs", "table": "federal_register", "rows": [["E8-5645", "National Ambient Air Quality Standards for Ozone", "Rule", "Based on its review of the air quality criteria for ozone (O<INF>3</INF>) and related photochemical oxidants and national ambient air quality standards (NAAQS) for O<INF>3</INF>, EPA is making revisions to the primary and secondary NAAQS for O<INF>3</INF> to provide requisite protection of public health and welfare, respectively. With regard to the primary standard for O<INF>3</INF>, EPA is revising the level of the 8-hour standard to 0.075 parts per million (ppm), expressed to three decimal places. With regard to the secondary standard for O<INF>3</INF>, EPA is revising the current 8- hour standard by making it identical to the revised primary standard. EPA is also making conforming changes to the Air Quality Index (AQI) for O<INF>3</INF>, setting an AQI value of 100 equal to 0.075 ppm, 8- hour average, and making proportional changes to the AQI values of 50, 150 and 200.", "2008-03-27", 2008, 3, "https://www.federalregister.gov/documents/2008/03/27/E8-5645/national-ambient-air-quality-standards-for-ozone", "https://www.govinfo.gov/content/pkg/FR-2008-03-27/pdf/E8-5645.pdf", "Environmental Protection Agency", "145", "Based on its review of the air quality criteria for ozone (O<INF>3</INF>) and related photochemical oxidants and national ambient air quality standards (NAAQS) for O<INF>3</INF>, EPA is making revisions to the primary and secondary NAAQS for...", null]], "columns": ["document_number", "title", "type", "abstract", "publication_date", "pub_year", "pub_month", "html_url", "pdf_url", "agency_names", "agency_ids", "excerpts", "regulation_id_numbers"], "primary_keys": ["document_number"], "primary_key_values": ["E8-5645"], "units": {}, "query_ms": 21.95326192304492, "source": "Federal Register API & Regulations.gov API", "source_url": "https://www.federalregister.gov/developers/api/v1", "license": "Public Domain (U.S. Government data)", "license_url": "https://www.regulations.gov/faq"}