Federal Register - "Review of the National Ambient Air Quality Standards for Particulate Matter"

Title: Review of the National Ambient Air Quality Standards for Particulate Matter Source: Federal Register Data/Action: Environmental Protection Agency (Final Rule) Date: 12/18/2020 Text Preview: ...Environmental Protection Agency ----------------------------------------------------------------------- 40 CFR Part 50 Review of the National Ambient Air Quality Standards for Particulate Matter; Final Rule Federal Register / Vol. 85 , No. 244 / Friday, December 18, 2020 / Rules and Regulations [[Page 82684]] ----------------------------------------------------------------------- ENVIRONMENTAL PROTECTION AGENCY 40 CFR Part 50 [EPA-HQ-OAR-2015-0072... ...EPA Docket Center and Reading Room are closed to the public, with limited exceptions, to reduce the risk of transmitting COVID-19. Our Docket Center staff will continue to provide remote customer service via email, phone, and webform. For further information on EPA... ...Environmental Protection Agency. Abt Associates, Inc. (2005). Particulate matter health risk assessment for selected urban areas: Draft report. Research Triangle Park, NC, U.S. Environmental Protection Agency...