Decision Memo Completed

Stillwater Mining Company 21.9E Vent Raise Geotechnical Drilling Plan of Operations

Custer Gallatin National Forest Stillwater, Montana Beartooth Ranger District

Geotechnical drilling at one site to evaluate whether the proposed project location is suitable for a future ventilation raise

Location

Immediately west of the Forest Service Road #2414 (Benbow Road) and approximately 4.5 miles Southeast of Nye, Montana.

Project timeline

1
Scoping Start
09/09/2021
2
Decision
11/2021 (Estimated)
3
Implementation
06/2022 (Estimated)

NEPA / regulatory detail

Categorical Exclusion32.2 (8), 36 Cfr 220.6(E)(8)
Special AuthorityNot Applicable / Other
Notice and Comment RegulationNot Subject to Regulations
Project ActivityMinerals Or Geology Plans Of Operations
Stillwater Mining Company 21.9E Vent Raise Geotechnical Drilling Plan of OperationsDecision Signed Date: 11/05/2021
ForestsCuster Gallatin National Forest
DistrictsBeartooth Ranger District
Legal Land DescriptionT05 S, R16 E, NW 1/4 , Section 30
Minerals and geology