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Rhode Island geologic map data

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

rigeol.kml (Uncompressed, 3.2M)

rigeol.kmz (Compressed, 1.0M)

List geologic units by state or county

Show in your GIS using OGC web services:

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

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

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

Download

Content Download Format
Geological attributes RIcsv.zip CSV format
Geologic units RIgeol_dd.zip Shapefile, polygon
Faults RIfaults_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

Sources

Hermes, O.D., Gromet, L.P., Murray, D.P., Hamidzada, N.A., 1994, Geologic Map of Rhode Island, file name = bedrock_shp.zip (870kb) obtained from Rhode Island Geographic Information System, http://www.edc.uri.edu/rigis-spf/Statewide/state.html#geology , shapefile or interchange file, scale 1/100,000.

Related topics

Geologic units in Rhode Island