TOPOGRAPHIC MAPS (DLGs)
Arizona DLG (7.5') Alphabetical by quadrangle name
Arizona DLG (1:100,000) Alphabetical by quadrangle name
Idaho DLG (7.5') Access by quad name list
Idaho DLG (7.5') Access interactively by map
Idaho DLG (1:100,000) Alphabetical by quadrangle name
Nevada DLG (7.5') Access by quad name list or interactively by map

Nevada DLG (1:100,000)

 Access by map
Oregon DLG (all) All scales
Oregon DLG (1:100,000) Alphabetical by quadrangle name
Utah DLG (7.5')  Access by quad name list or interactively by map
Utah DLG (1:100,000) Alphabetical by quadrangle name

 

  
 

DIGITAL ORTHOPHOTO QUADS (DOQs)
Arizona DOQs
California DOQs
Idaho DOQs
Nevada DOQs
Oregon DOQs
Utah DOQs
Wyoming DOQs
NED's National Elevation Dataset

DIGITAL ELEVATION MODELS (DEMs)
Arizona DEM's
California DEM's
Idaho DEM's
Nevada DEM's
Oregon DEM's
Utah DEM's
Wyoming DEM's
NED's National Elevation Dataset
 
 

 

ADDITIONAL BASE MAP DATA:

National Land Cover Data: Land cover data based on 30m LANDSAT imagery

W. M. Keck Earth Sciences & Mining Research Information Center

GBCGE ftp site: Data downloads

External Links: Other geothermal-related sites