Lake or Streambed Alteration Agreement No. EPIMS-SIS-68978-R1, Timber Harvesting Plan (THP) 2-26-00085-SIS “Cold Mud.”

Lake or Streambed Alteration Agreement No. EPIMS-SIS-68978-R1 is associated with the Cold Mud Timber Harvesting Plan (THP) 2-26-00085-SIS, submitted by Sierra Pacific Industries and managed by Registered Professional Forester Cory Drenon. The project is located in Siskiyou County, California, specifically within the Upper Ash Creek, Pilgrim Creek, Widow Spring, and Upper Mud Creek watersheds. The scope of work involves general maintenance and encroachment activities, specifically the installation of two temporary Class II rocked ford crossings at MP1 and MP2, as detailed in the approved THP dated September 22, 2026. The project is overseen by the California Department of Forestry and Fire Protection (CAL FIRE) and the California Department of Fish and Wildlife (CDFW). A Notice of Determination issued on October 6, 2026, confirms that the project will not have a significant effect on the environment, adopting the findings of the lead agency. Administrative oversight is provided by THP Review Chair Jon Woessner and Senior Environmental Scientist Andrew James Yarusso, with performance of the work centered in the Dunsmuir area.