Decision Memo Completed

2019 Greens Creek Surface Geotechnical Site Investigations - Mine Site

Tongass National Forest Juneau, Alaska Admiralty Island National Monument

Hecla Greens Creek Mining Company (HGCMC) requests approval for a 2019 Site Investigation program for continued evaluation of geotechnical and hydrological conditions and to install long-term monitoring instrumentation.

Location

Greens Creek Mine, Admiralty Island

Project timeline

1
Scoping Start
05/13/2019
2
Decision
08/2019 (Estimated)
3
Implementation
08/2019 (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
2019 Greens Creek Surface Geotechnical Site Investigations - Mine SiteDecision Signed Date: 08/12/2019
ForestsTongass National Forest
DistrictsAdmiralty Island National Monument
Legal Land DescriptionNot Applicable
Minerals and geology