WASHINGTON STATE DEPARTMENT OF ECOLOGY NOTICE OF PUBLIC COMMENT PERIOD EXTENSION December 4, 2025 – February 20, 2026 Arkema Inc Cleanup Site 2901 Taylor Way, Tacoma WA Cleanup Site ID #3405, Facility Site ID #1220 Draft Interim Action Plan, Agreed Order Amendment, and State Environmental Policy Act Determination of Non-significance are available for public comment. Based on community feedback, the public comment period has been extended and will now close on February 20, 2026. Submit comments online: https://go.ecology.wa.gov/comment3405 Review documents online: https://go.ecology.wa.gov/3405 Review documents in-person: Tacoma Public Library - Main Branch at 1102 Tacoma Avenue South, Tacoma WA 98402. Phone: 253-280-2800 Make an appointment to review documents at Ecology's headquarters at 300 Desmond Dr SE, Lacey. Call 360-407-6365 or email PublicDisclosureSWRO@ecy.wa.gov to make an appointment. Questions? Contact Abby Zabrodsky, public involvement coordinator, by email at Abby.Zabrodsky@ecy.wa.gov or phone at 564-250-0561. IPL0302063 Dec 31 2025