Indiana geologic map data

A GIS database of geologic units and structural features in Indiana, with lithology, age, data structure, and format written and arranged just like the other states.


Show in a web browser window:

Show in Google Earth or other KML viewer:

ingeol.kml (Uncompressed, 5.5M)

ingeol.kmz (Compressed, 1.9M)

List geologic units by state or county

Show in your GIS using OGC web services: (WMS, version 1.3.0) (WFS, version 1.1.0)


Content Download Format
Geologic units and attributes SHP + CSV format



Outline - Questions & Answers - Plain text - XML
Legend indicating the meaning of colors on the interactive map



Gray, Henry H., Ault, Curtis, H., and Keller, Stanley, J., 1987, Bedrock geologic map of Indiana: Dept. of Natural Resources, Indiana Geological Survey, Miscellaneous Map 48, scale = 1:500,000

[BEDROCK_GEOL_MM48_IN: Bedrock Geology of Indiana (Indiana Geological Survey, 1:500,000, Polygon Shapefile)] which can be found at

Related topics

Geologic units in Indiana