Decision Memo Completed

AML - Bat Grates (Grouse Gulch and Ruby Lake)

San Juan National Forest La Plata; San Juan, Colorado Columbine Ranger District

Physical closure of 2 abandoned inactive mine open adits which pose a physical hazard to the public. Will consist of steel grated adit closures with bat ladders for wildlife access. Access to both sites is by foot from existing road

Location

Grouse Gulch LB1: La Plata Canyon south of Kroeger CG Ruby Lake RL3: near Columbine Lake and Ophir Pass

Project timeline

1
Scoping Start
06/28/2022
2
Decision
10/2022 (Estimated)
3
Implementation
10/2022 (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 ActivityAbandoned Mine Land Clean-Up
Bat Grates - Grouse Gulch and Ruby LakeDecision Signed Date: 10/14/2022
ForestsSan Juan National Forest
DistrictsColumbine Ranger District
Legal Land DescriptionGrouse Gulch LB1: T36N R11W Sec. 21 Ruby Lake RL3: T42N R08W Sec. 33
Minerals and geologyWildlife, fish, rare plants