At left are shown the eight target areas for this project. Click on a project area, or scroll down this page to download:

Digital Elevation Models (DEM's):

•  Projection and datum: UTM, NAD27
•  Grid cell spacing: 60 m
•  File format: ArcInfo GRIDFLOAT (.flt), for importing into a variety of GIS programs
•  Cannot be viewed with graphics programs or web browsers
•  Compressed .tar.gz file contains the DEM (.flt), thumbnail image (.gif), header (.hdr), projection (.prj), and metadata (.txt, .html) files

Shaded relief images:

•  Geotif files can be opened in GIS and graphics programs
•  Depict elevation by both color and shading (similar to Alaska at left

brw_dem, a 60 m Digital Elevation Model (DEM) for the western Brooks Range

•  Read the metadata
•  Download brw_dem.tar.gz (7 MB)
•  Download brw_combo.tif.gz (6 MB), a geotif file depicting elevation by color and shading.

brc_dem, a 60 m Digital Elevation Model (DEM) for the central Brooks Range

•  Read the metadata
•  Download brc_dem.tar.gz (41 MB)
•  Download brc_combo.tif.gz (27 MB), a geotif file depicting elevation by color and shading.

bre_dem, a 60 m Digital Elevation Model (DEM) for the eastern Brooks Range

•  Read the metadata
•  Download bre_dem.tar.gz (35 MB)
•  Download bre_combo.tif.gz (23 MB), a geotif file depicting elevation by color and shading.

sew_dem, a 60 m Digital Elevation Model (DEM) for Seward Peninsula

•  Read the metadata
•  Download sew_dem.tar.gz (11 MB)
•  Download sew_combo.tif.gz (8 MB), a geotif file depicting elevation by color and shading.

pkr_dem, a 60 m Digital Elevation Model (DEM) for the area including the Purcell Mtns., Kokrines Hills, and Ray Mountains

•  Read the metadata
•  Download pkr_dem.tar.gz (21 MB)
•  Download pkr_combo.tif.gz (16 MB), a geotif file depicting elevation by color and shading.

ytu_dem, a 60 m Digital Elevation Model (DEM) for the Yukon-Tanana Upland

•  Read the metadata
•  Download ytu_dem.tar.gz (29 MB)
•  Download ytu_combo.tif.gz (19 MB), a geotif file depicting elevation by color and shading.

kus_dem, a 60 m Digital Elevation Model (DEM) for the Kuskokwim Mountains

•  Read the metadata
•  Download kus_dem.tar.gz (24 MB)
•  Download kus_combo.tif.gz (20 MB), a geotif file depicting elevation by color and shading.

ahk_dem, a 60 m Digital Elevation Model (DEM) for the Ahklun and Wood River Mountains area

•  Read the metadata
•  Download ahk_dem.tar.gz (19 MB)
•  Download ahk_combo.tif.gz (17 MB), a geotif file depicting elevation by color and shading.