Federal Register #2026-11992

Environmental Impact Statement Preparation for Stillwater Mine Complex Expansion (Amendment 14)

This opportunity concerns the preparation of an environmental impact statement (EIS) for the proposed Amendment 14 to the Stillwater Mine Complex in Custer Gallatin National Forest, Montana. - Government Buyer: - U.S. Department of Agriculture, Forest Service (Custer Gallatin National Forest) - In cooperation with Montana Department of Environmental Quality - Project Scope: - Preparation of an EIS to evaluate Stillwater Mining Company's proposed expansion of mining operations - Expansion includes: - Approximately 30 acres of new surface disturbance for waste rock storage - Construction of new ventilation and water management infrastructure - Relocation or modification of surface infrastructure (water treatment, ancillary facilities, growth media stockpiles, borrow areas) - Relocation of a portion of Nye Creek into an engineered channel - The amendment would extend mining operations for an additional 36 to 42 years - Products/Services Requested: - Environmental impact statement preparation services - Unique/Notable Requirements: - Focus on environmental review and public input - No specific OEMs or vendors identified at this stage - 30-day public comment period to solicit input on alternatives and effects - No procurement of physical products or equipment is specified at this stage; the notice is for environmental review and planning services only.

Description

The U.S. Department of Agriculture Forest Service and Montana Department of Environmental Quality intend to prepare an environmental impact statement to assess the effects of Stillwater Mining Company's proposed amendment to the Stillwater Mine plan of operations. The project involves expanding mining-related surface disturbance on National Forest System lands and private lands to support continued underground mining of platinum group metals. The amendment proposes expanding the waste rock storage area, constructing new ventilation and water management infrastructure, and modifying existing surface infrastructure. A 30-day public comment period is initiated to solicit comments and identify issues related to the proposal.

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