Map and Aerial Photography Collection

 
  >>Little Coleman Canyon (41119h7)
  >DEM
  • Digital Elevation Models
  • 7.5-minute DEM. Each dem provides the same coverage as a standard USGS 7.5-minute map series quadrangle.
  • Has 10 x 10 meter cells
  • USGS DEMs are in a TIFF 6.0 format.
  • These are raw digital elevation models.
  • Projection: Universal Transverse Mercator (UTM)
  • Datum: NAD 1927 Zone 10 N
  >DOQ
  • Digital OrthoQuadrangle
  • Images taken in 1994/1995
  • DOQs are in the standard Oregon Lambert Projection, and are in SID format.
  • Pixel size: 1 meter
  • Images also available as TIFFs in the MAP Library
  >DRG
  • Digital Raster Graphic
  • The source material for a USGS 7.5-minute DRG is a USGS topographic paper map.
  • MAP Collection DRGs are in an Oregon Lambert Projection.
  • MAP Collection DRGs are in TIFF 6.0 format and clipped.
Link back to 1:24,000 Page
Maintained by: Map Librarian, map@uoregon.edu
Last Modified: 5/11/2006