2060-AO47 200904 Unified Agenda of Federal Regulatory and Deregulatory Actions 2060 Air and Radiation AR 2000 Environmental Protection Agency EPA Review of the National Ambient Air Quality Standards for Particulate Matter Economically Significant Previously Published in The Unified Agenda Long-Term Actions Yes No 40 CFR 50 42 USC 7408 42 USC 7409 No NPRM 02/00/2011 Final Action 11/00/2011 SAN No. 5169; EPA Docket information: EPA-HQ-OAR-2007-0492 No No Federal Local State Tribal No No No No Beth Hassett-Sipple 2060 Office of Air and Radiation OAR 919 541-4605 919 541-0237 hassett-sipple.beth@epa.gov MD-13, C504-06, Research Triangle Park NC 27711 Karen Martin 2060 Office of Air and Radiation OAR 919 541-5274 919 541-0237 Martin.Karen@epamail.epa.gov C504-06, Research Triangle Park NC 27711