Big Ten Academic Alliance Geospatial Discovery Portal

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121.
Statewide 30-Meter Shaded Relief Image: Illinois, 2006

Statewide 30-Meter Shaded Relief Image: Illinois, 2006

2003. Lisa Smith, Chris Goldsmith, and Donald Luman. This is a shaded relief image of Illinois in ArcSDE raster format. The data are stored in UTM coordinates, using a Transverse Mercator projection w...

122.
Polygon

Streams and Shorelines: Illinois, 2004

1994. Illinois Department of Natural Resources. This dataset contains data representing streams and shorelines in Illinois and portions of surrounding states as derived from US Geological Survey ...

123.
Structural Features - Faults: Illinois, 1995

Structural Features - Faults: Illinois, 1995

1995. Illinois State Geological Survey. This is a partial representation of Plate 1 from ISGS Bulletin 100 (1993). Features depicted are limited to well documented, significant faults, fa...

124.
Structural Features: Illinois, 1995

Structural Features: Illinois, 1995

1995. Illinois State Geological Survey. This feature dataset is a representation of Plate 1 from ISGS Bulletin 100 (1993) by W. John Nelson. Features depicted are limited to well document...

125.
Structural Features- Line Features (Axial or Flexure) of Anticlines, Synclines and Monoclines: Illinois, 1995

Structural Features- Line Features (Axial or Flexure) of Anticlines, Synclines and Monoclines: Illinois, 1995

1995. Illinois State Geological Survey. This is a partial representation of Plate 1 from ISGS Bulletin 100 (1993). Features depicted are limited to well documented, significant anticlines...

126.
Point image/svg+xml

U.S. Geographic Names Information System (GNIS): Illinois Portion, 2006

1974-2006. U.S. Geological Survey. This metadata document is abstracted from the GNIS metadata provided with the original data, with some ISGS-specific information added. The origina...

127.
USGS Quadrangle Boundaries and Corner Points in NAD83: Illinois, 2002

USGS Quadrangle Boundaries and Corner Points in NAD83: Illinois, 2002

1998. Illinois State Geological Survey. This feature dataset contains point, line and polygon data that describe ideal USGS quadrangle boundaries and corner points for quadrangles that in...

128.
UTM Zones: Illinois, 2007

UTM Zones: Illinois, 2007

2007. Illinois State Geological Survey. This polygon feature class shows UTM zones in Illinois.

129.
Woodfordian Moraines of Illinois, 2004

Woodfordian Moraines of Illinois, 2004

1991. Illinois State Geological Survey. This is an SDE polygon feature class containing named Woodfordian moraines, or Wisconsinan end moraines, of Illinois. Scale is 1:500,000. The prima...