Document 6bXyeKDpmnj8qbpM3ykpnQg71

Ryan Estevens, PE, CSP I HSE Manager restevenswestlake.com I Office: 225.673.0656 I Cell: 225.313.9501 Westlake PO Box 228, 36045 Hwy 30, Geismar, Louisiana 70734 I www.westlake.com The information transmitted, includingany attachments, is intended only for the person or entity to whichitis addressed and may contain confidential and/or privileged material. Any review, retransmission, dissemination or other use of, or taking ofany action in reliance upon, this information by persons or entities other than the intended recipient is prohibited, and all liability arising therefrom is disclaimed. If you received this in error, please contact the sender and delete the material fromany computer. Sierra Club FOIA 2025-EPA-04883 ED_018388_00005497-00002 SC_EVERSPLIT0005398