Document mBMdrOOMBvdo7mrkxVGZ8Q37J

From: Sent: To: Cc: Subject: Attachment: Attachment: Attachment: Wozniak, Russell (RA)[wozniara@dow.com] Mon 3/31/2025 8:34:29 PM (UTC) Szabo, Aaron[Szabo.Aaron@epa.gov]; Tardif, Abigale (Abbie)[Tardif.Abigaleepa.gov]; Donahue, Sean[donahue.seanepa.gov]; Dominguez, Alexander[dominguez.alexanderepa.gov]; Tsirigotis, Peter[Tsirigotis.Peterepa.gov]; Lassiter, Penny[Lassiter.Penny@epa.gov]; Lessard, Patrick[Lessard.Patrick@epa.gov]; Bouchard, Andrew[Bouchard.Andrewepa.gov] Mavian, Kari (K)[KMavian@dow.com] Presidential Exemption Request - HON Rule - UCC/Dow - Seadrift, TX Operations Presidential Exemption Request Letter - Dow Seadrift.pdf Attachment 1 Cover Letter UCC Seadrift Operations.pdf Attachment 1 UCC Seadrift Operations.pdf Caution: email ori,?.inated from outside kiPA. please exercise additional caution when deciding whether to open attachments or click on provided links. Dear EPA, The following Presidential Exemption Request was submitted to EPA's airactionPepP rtov e-mail address earlier today for our Union Carbide Seadrift, TX Operations site. Union Carbide is a wholly owned subsidiary of The Dow Chemical Company (Dow). The request consists of a cover letter along with Attachment #1 (2 files: Cover Letter and Project Information), which provides additional details. This e-mail is just to provide a copy of the request that was submitted. We appreciate EPA's review of the request and are available to answer any questions regarding the attached submittal. For reference, I serve as a technical contact for our Dow sites on EPA air pollution rules and policy matters so feel free to contact me with any questions as well. Regards, Russell A. Wozniak Dow US Air Advocacy Leader & California Regulatory Affairs Leader Environmental Expertise/Regulatory Affairs Cell Phone 361-571-5420 General Business Sierra Club FOIA Request: 2025-EPA-04193 ED_018475D_00003148-00001 SC_FOIA_0001063