Document byYeMKVQ6gDLEgNdbX9GBmZj6

Attachment #1 -- February 26, 2025 Letter to USEPA -- Submittal of Additional Information Requested for Request for Extension of Compliance Time UCC/Dow Seadrift, Texas Operations This cover letter and attachment provides additional details on these projects, the covered process vents, covered process wastewater streams, and the HON regulatory citations impacted. Sierra Club FOIA 2025-EPA-04883 Page 6 ED_018388_00000035-00006 SC_EVERSPLIT0005241