Document 4k7VoBoEXQBXMdD7Q9pw054p

GVEA Golden Valley Electric Association PO Iiox '1149, l'aO-1-(anks, AK 99'{1-r-12,49 (90") 452-1151 www gvlem corn Ecin [1,i.)51 . ,et,14 March 31, 2025 Transmitted via email to -._1ra- clioi-i,C.pa Do v United States Environmental Protection Agency 1200 Pennsylvania Avenue, N.W. Washington, D.C. 20460 Subject: Presidential Exemption: MATS: Golden Valley Electric Association Healy Power Plant To Whom it May Concern, Golden Valley Electric Association, Inc. (GVEA) operates two existing coal-fired Electric Utility Steam Generating Units (EGUs) at the Healy Power Plant in Healy, Alaska. These two EGUs are subject to the National Emissions Standards for Hazardous Air Pollutants (NESHAP) in 40 CFR 63 Subpart UUUUU. GVEA is requesting a Presidential Exemption from the following standards for these two EGUs under Clean Air Act Section 112(i)(4). Detailed information to support this request is provided below. Regulation: National Emissions Standards for Hazardous Air Pollutants (NESHAP); Coal- and Oil-Fired Electric Utility Steam Generating Units Review of the Residual Risk and Technology Review; 40 Code of Federal Regulations (CFR) 63 Subpart UUUUU as Amended on May 7, 2024 [89 Federal Register (FR) 38508] Facility: GVEA Healy Power Plant Sierra Club FOIA 2025-EPA-04883 ED_018388_00000057-00001 SC_EVERSPLIT0005601