Louisiana geologic map data

A GIS database of geologic units and structural features in Louisiana, 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:

lageol.kml (Uncompressed, 10.6M)

lageol.kmz (Compressed, 3.8M)

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)


Content Download Format
Geologic units and attributes LA.zip SHP + CSV format



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



United States Geological Survey, 1998, Digital Overlay of the Geologic Map of Louisiana: U.S. Geological Survey, Biological Resources Division, National Wetlands Research Center, Product Id USGS-NWRC 1984-02-0001, http://www.nwrc.usgs.gov/.

Related topics

Geologic units in Louisiana