Skyline Mine, TLT Enterprises (UP #2023-010, RP #2023-001, EIR #2023-004)

The Skyline Mine project, managed by Lassen County Planning and Building Services, involves mining, processing, and reclamation activities conducted by Hat Creek Construction and Materials, Inc. The project is situated on approximately 460 acres of a 640-acre parcel in Lassen County, California, located roughly 1.1 miles east of the intersection of Skyline Road and Highway 139 in Susanville. The Lassen County Board of Supervisors approved the project on August 25, 2026, following the completion of an Environmental Impact Report. The project adheres to the California Environmental Quality Act and the Public Resources Code, specifically sections 21000 through 21174 and 21083. Primary points of contact for the project include Gaylon F. Norwood, Director of Planning and Building Services, and Perry Thompson, Manager at Hat Creek Construction.