Decision Memo Completed

Mammoth Abondoned Mine Lands Project

Inyo National Forest Mono, California Mammoth Ranger District

Installation of safety features and wildlife protection features at four abandoned mines near the Mammoth Lakes area. Methods will include bat gates, foam plugs, and removal of trash from sites.

Location

Mammoth Rock, Old Mammoth, Monte Cristo and Mammoth Consolidated abandoned mines near the town of Mammoth Lakes.

Project timeline

1
Scoping Start
09/25/2014
2
Decision
11/2014 (Estimated)
3
Implementation
04/2015 (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 ActivityAbandoned Mine Land Clean-Up
Mammoth Abandoned Mine Lands Reclamation ProjectDecision Signed Date: 11/20/2014
ForestsInyo National Forest
DistrictsMammoth Ranger District
Legal Land DescriptionT4S R27E Section 10 (Mammoth Rock and Old Mammoth) T4S R27E Section 15 (Monte Cristo) T4S R27E Section 16 (Mammoth Consolidated)
Minerals and geology