2060-AS35 202104 Unified Agenda of Federal Regulatory and Deregulatory Actions 2060 Office of Air and Radiation OAR 2000 Environmental Protection Agency EPA Review of the Secondary National Ambient Air Quality Standards for Ecological Effects of Oxides of Nitrogen, Oxides of Sulfur and Particulate Matter Other Significant Previously Published in The Unified Agenda Long-Term Actions Undetermined No 40 CFR 51 42 U.S.C. 7401 et seq. Clean Air Act None No Notice 08/22/2018 83 FR 42497 NPRM To Be Determined No No Undetermined No No No No Ginger Tennant 2060 Office of Air and Radiation OAR 919 541-4072 919 541-0237 tennant.ginger@epa.gov 109 T.W. Alexander Drive, Mail Code C504-06, Research Triangle Park NC 27711 Karen Wesson 2060 Office of Air and Radiation OAR 919 541-3515 wesson.karen@epa.gov 109 T.W. Alexander Drive, Mail Code C504-06, Research Triangle Park NC 27711