Document ExLdbnNeL1w75QrzpNLvOonoV

Message From: Vodopivec, Cynthia [Cynthia.Vodopivec@vistracorp.com ] Sent: 3/31/2025 9:26:23 PM To: AirAction [AirAction@epa.gov] CC: Mitchell, David [David.Mitchell@vistracorp.com]; Collins, Renee [Renee.Collins@luminant.com] Subject: Presidential Exemption: MATS RTR: Coleto Creek Power Station Attachments:Coleto Creek MATS RTR Presidential Exemption letter (3-31-25).pdf Caution: This email originated from outside EPA, please exercise additional caution when deciding whether to open attachments or click on provided links. Flag: Follow up Please accept the attached letter on behalf of Coleto Creek Power, 1,I,C requesting a Presidential exemption under Section 1 12(i)(4) of the Clean Air Act ("CAA") from compliance with the filterable particulate matter ('1PM") surrogate emission standard for non-mercury metal hazardous air pollutants ("HAP") and the requirement to install continuous emissions monitoring systems ("CEMS" or "PM CEMS") under the above-referenced rule (the "MATS RTR" or the "Rule") for the Coleto Creek Power Station ("Coleto Creek"). Coleto Creek Power, LLC is requesting a 2-year exemption, beginninv. July 6, 2027, from these requirements for Coleto Creek Unit 1. Best Regards, Cynthia E. Vodopivec, P.F. SVP -- Environmental, flealth & Safety Vistra Corp. \:,. ),.i - p m. 860-604-4844 BEST DEFENSE E ry,rw. W1,1, N, qc [5. 1->yri Otr E Sierra Club FOIA 2025-EPA-04883 ED_018388_00000171-00001 SC_EVERSPLIT0020650