Map Data
 
Map Data
Suggested Free Sources
This section provides a list of suggested free sources for downloading map data .
DTED0
Table 7.1   DTED0
Coverage
Web link
Worldwide elevation
http://geoengine.nima.mil/muse-cgi-bin/rast_roam.cgi
ESRI shape
Table 7.2   ESRI Shape
Coverage
Web link
Alternative web link
Worldwide map of countries
http://en.wikipedia.org/wiki/Global_Administrative_Unit_Layers_(GAUL)
http://www.bluemarblegeo.com/products/worldmapdata.php?op=download
(a lower resolution map)
US time zones
http://www.nationalatlas.gov/mld/timeznp.html
 
US states
http://www.nationalatlas.gov/mld/statesp.html
 
US counties
http://www.nationalatlas.gov/mld/countyp.html
http://www.census.gov/geo/www/cob/st2000.html#shp
US ZIP codes
http://www.census.gov/geo/www/cob/z32000.html for 3 digits
http://www.census.gov/geo/www/cob/z52000.html for 5 digits
GeoTIFF, JPG or PNG
Table 7.3   GeoTIFF, JPG or PNG
Coverage
Web link
 
Worldwide
http://www.unearthedoutdoors.net/global_data/true_marble/download
 
Worldwide satellite map from NASA
 
http://earthobservatory.nasa.gov/Features/BlueMarble/
with a download mirror at
http://mirrors.arsc.edu/nasa/world_500m/
http://neo.sci.gsfc.nasa.gov/Search.html
(a lower resolution map)
S57
Table 7.4   S57
Coverage
Web link
USA
http://www.nauticalcharts.noaa.gov/mcd/enc/download_agreement.htm
VMAP0
Table 7.5   VMAP
Coverage
Web link
Worldwide
http://geoengine.nga.mil/geospatial/SW_TOOLS/NIMAMUSE/webinter/vmap0_legend.html
Other data sources
http://www.nationalatlas.gov/atlasftp.html
http://www.census.gov/geo/www/cob/bdy_files.html
http://data.geocomm.com/catalog/US/group21.html
Version 5.7
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