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This map shows the availability of data from the ISDP.
Index Map - Updated 07-11-2006 (489KB PDF)
These files can be used with GIS software to view the tiling system for the high-resolution 2005 ortho tiles.
Index Shapefile -State Plane East (722KB ZIP)
Index Shapefile -State Plane West (697KB ZIP)
Reduced-resolution quarter-quad mosaics and township mosaics have also been provided by Pinnacle Mapping.
The Indiana Geological Survey (IGS) provides the 2005 natural color county mosaics in MrSID format on a suite of 16 DVDs. Individual DVDs cost $10 each, with a 20% discount on purchases of three or more. Visit the IGS online bookstore.
In addition, the Indiana Geographic Information Council has the county mosaics (MrSID format) available for purchase. For more information, please contact:
Indiana Geographic Information Council
Indiana State Library, GIS
140 North Senate Avenue, Room 306
Indianapolis, IN 46204
Phone: 317.234.2924
Email: info@igic.org
The current archive includes individual image tiles (TIFF and MrSID format), MrSID format county mosaics (compressed to fit on a single CD), and .iso files which may be used to re-create the CDs and DVDs that the original files were delivered on.
High-resolution Tiles
Coordinate System: State Plane Indiana East and West; NAD83; feet
Pixel Resolution: 1-foot state-wide; 6-inch where available
File Format: GeoTIFF uncompressed (~48 MB/file)
File Format: MrSID MG3 compressed (~2 MB/file)
County Mosaics
Coordinate System: State Plane Indiana East and West; NAD83; feet
Pixel Resolution: 1-foot state-wide; 6-inch where available
File Format: MrSID MG3 compressed (500-700 MB/file)Township Mosaics
Coordinate System: State Plane Indiana East and West; NAD83; feet
Coordinate System: Latitude Longitude; decimal degrees
Pixel Resolution: 1-foot state-wide; 6-inch where available
File Format: MrSID MG3 compressed (150-550 MB/file)QuarterQuad Mosaics
Coordinate System: UTM; meters
Pixel Resolution: 1-foot state-wide; 6-inch where available
File Format:GeoTiff uncompressed (95-110 MB/file)
