IGS Annual Report, Fiscal Year 2020

M6.5 earthquake reported northwest of Stanley, 3/31/20

See the IGS Stanley Earthquake webpage for more information. Did you feel it? If so, report it here.

Just released!

Technical Report 20-01 Geologic Map of the Bayhorse Anticline, Custer County, Idaho


Technical Report 20-02 Geologic Map of the Southern Portion of the Clayton Quadrangle, Custer County, Idaho


We're hiring! Two positions available!

Join Our Team

Idaho Geological Survey is looking for a Digital Mapping Lab Manager and a GIS Analyst. Both positions are based in Moscow.