INSIDE
View of Challis Volcanics on Sheep Mountain from Cherry Creek Road, Custer County.
ANNOUNCEMENTS
IGS Annual Report Fiscal Year 2011
Idaho Mining and Exploration, 2010
Search Idaho Oil and Gas Wells, Google Maps app
NEHRP Site Class and Liquefaction Susceptibility Maps for Teton County, Idaho (Digital Database 6)
New IGS publications
Current IGS geologic mapping projects
Contact Idaho Geological Survey