South Dakota geologic map data

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

View

Show in a web browser window:

Show in Google Earth or other KML viewer:

sdgeol.kml (Uncompressed, 36.5M)

sdgeol.kmz (Compressed, 12.5M)

List geologic units by state or county

Show in your GIS using OGC web services:

https://mrdata.usgs.gov/services/sgmc2 (WMS, version 1.3.0)

https://mrdata.usgs.gov/services/wfs/sgmc2 (WFS, version 1.1.0)

Download

Content Download Format
Geological attributes SDcsv.zip CSV format
Geologic units SDgeol_dd.zip Shapefile, polygon
Faults SDfaults_dd.zip Shapefile, arcs
Colors for lithology lith6_2.style ArcMap Style [Instructions]

Documentation

Metadata:

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

Sources

Martin, J. E., Sawyer, J. F., Fahrenbach, M. D., Tomhave, D. W., and Schulz, L. D., 2004, Geologic Map of South Dakota: South Dakota Geological Survey

Geologic units in South Dakota