Decision Memo Completed

USGS Seismic Stations, Cajon Mountain Lookout and Inspiration Point

San Bernardino National Forest San Bernardino, California Cajon Ranger District

Two small permanent solar powered seismic data collection facilities (total footprint for each approximately 20 x 20) will be constructed to house equipment that will be used to gather seismic data for the USGS.

Location

Site #1 is west of Highway 18 on 2N30 at Inspiration point. Site #2 is can be accessed via 2N49 from Hwy 138. The project location is immediately adjacent to the defunct Cajon Mountain Lookout tower

Project timeline

1
Scoping Start
05/15/2009
2
Decision
08/2011 (Estimated)
3
Implementation
12/2011 (Estimated)

NEPA / regulatory detail

Categorical Exclusion32.2 (3), 36 Cfr 220.6(E)(3)
Special AuthorityNot Applicable / Other
Notice and Comment RegulationNot Subject to Regulations
Project ActivitySpecial Use Authorizations
USGS Seismic Stations Cajon Mountain Lookout and Inspiration PointDecision Signed Date: 08/02/2011
ForestsSan Bernardino National Forest
DistrictsCajon Ranger District
Legal Land DescriptionSite #1: T1N, R4W, sec.3, SW ? section; Site #2: T2N, R5W, sec 8, SE ? section
Research