Tennessee geologic map data

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

View

Show in a web browser window:

[Legend for lithology colors]

Show in Google Earth or other KML viewer:

tngeol.kml (Uncompressed, 122.9M)

tngeol.kmz (Compressed, 42.5M)

List geologic units by state or county

Show in your GIS using OGC web services:

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

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

Use lithology_symbology.lyr ArcGIS layer file to symbolize lithology when using WFS

Download

Content	Download	Format
Geological attributes	TNcsv.zip	CSV format
Geologic units	TNgeol_dd.zip	Shapefile, polygon
Faults	TNfaults_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

Publication

USGS Open-File Report 2005-1324

Preliminary integrated geologic map databases for the United States : Kentucky, Ohio, Tennessee, and West Virginia

Methodology

Detailed report of standardization procedures

GIS style files

Methods used to create several styles for lithology or geologic time

Sources

Geology available at Tennesse Spatial Data Server which can be found at http://www.tngis.org/geology.html which links to a USGS Water Resources Division site: http://water.usgs.gov/lookup/getspatial?geo250k Tennessee Spatial Data Server site notes: Thanks goes to Jim Julian for researching this improved geology layer from the Tennessee Division of Geology. **Note** - The Tennessee Division of Geology does not endorse this coverage, stating this version is still incomplete and not fit for distribution.

Polygon edits made my C.L. Dicken based on paper source (TN002).