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Resources & Applications
Northeast Illinois Shallow Bedrock Potentiometric Surface
- Dataset added for download!
Geologic and Geophysical maps of the Ozark, Illinois, Indiana, and Kentucky (OIINK) Region
- Story Map added.
2015 Illinois NAIP Digital Orthophoto Quadrangle Data
- Image Service added.
Illinois Climate Network: Soil Data
- Map and data from the Illinois State Water Survey
Illinois Climate Network: Weather Data
- Map and data from the Illinois State Water Survey.
Frequently Requested Data
Illinois Height Modernization Program (ILHMP): LiDAR Data
2011 Illinois Department of Transportation (IDOT) Orthophotos
1937 - 1947 Historical Aerial Photographs