January 3, 2005

New 2004 USDA National Agriculture Imagery Program (NAIP) natural-color orthophotos online! New photo date link is also available.

November 17, 2004

GIS Day at Iowa State University! More >>

August 15, 2004

Now on-line: Historic Vegetation maps from General Land Office surveyor records of 1832-1859. More >>

June 25, 2004

New transportation overlay maps based on 2002 US Department of Census TIGER roads data. E-911 Road names are active when zoomed to 1 to 20m resolution.
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June 21, 2004

New 2002 Landcover Maps from the Iowa Geological Survey Bureau. This image service shows landcover and landuse information derived from 2002 satellite imagery. Metadata describing the imagery is available More >>

New legend links available for the three landcover image services. Select the "legend" link next to the map layer name in the map viewer.