Decision Memo Completed

Pete Lien and Sons Rochford Mineral Exploratory Drilling Project

Black Hills National Forest Pennington, South Dakota Mystic Ranger District

Pete Lien and Sons has submitted a plan of operations to conduct exploratory drilling southwest of Rochford, SD. Up to 18 holes would be drilled in search of graphite materials. Each hole would be 3 inches in diameter and up to 1,000ft. deep.

Location

Rochford Mineral Exploratory Drilling Project area lies approximately 3 miles southwest of Rochford, South Dakota.

Project timeline

1
Scoping Start
04/09/2025
2
Comment Period
04/09/2025
3
Decision
02/2026 (Estimated)
4
Implementation
02/2026 (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
Pete Lien and Sons Rochford Mineral Exploratory Drilling ProjectDecision Signed Date: 02/27/2026
ForestsBlack Hills National Forest
DistrictsMystic Ranger District
Legal Land DescriptionSections 3, 4, 5, T. 01 N., R. 03 E. and Section 25 T. 02 N., R. 02 E, and Sections 30, 32, 33 T. 02N., R 03E
Minerals and geology