Illinois State Water Survey, September 2000, dem-lores.Online Links:
This is a Raster data set. It contains the following raster data types:
The map projection used is Lambert Conformal Conic.
Planar coordinates are encoded using row and column
Abscissae (x-coordinates) are specified to the nearest 2640.000000
Ordinates (y-coordinates) are specified to the nearest 2640.000000
Planar coordinates are specified in survey feet
The horizontal datum used is North American Datum of 1927.
The ellipsoid used is Clarke 1866.
The semi-major axis of the ellipsoid used is 6378206.400000.
The flattening of the ellipsoid used is 1/294.978698.
Illinois State Water Survey
c/o Kingsley M. Allan
GIS Manager
(217)333-0545 (voice)
(217)333-6540 (FAX)
k-allan@uiuc.edu
- Hours_of_Service: Monday to Friday 8 a.m. to 5 p.m.
This DEM was created especially for rapid computer refresh of the entire watershed, and for printing at a scale of 1 inch equals 40 miles.
Are there legal restrictions on access or use of the data?
- Access_Constraints:
- No access constraint other than don't hold ISWS responsible for anything bad resulting from using this data
- Use_Constraints: No constraints
Data format: | GRID Size: 0.191 |
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Network links: | \\gisserv_isws\illidata\illinois_basin\dem-lores |
Illinois State Water Survey
c/o Kingsley M. Allan
GIS Manager
2204 Griffith Drive
Champaign, Illinois. 61820
USA
(217)333-0545 (voice)
(217)333-6540 (FAX)
k-allan@uiuc.edu
- Hours_of_Service: Monday to Friday from 8 a.m. to 5 p.m.