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alert iconWe are revising the web map. During this time you will not be able to access the map. We apologize for any inconvenience.

What is it?

The Oregon Department of Geology and Mineral Industries (DOGAMI) has compiled geologic data for the entire state and continues to update the data setwith new DOGAMI mapping. This effort brings together the best available geologic mapping from state and federal agency sources, student thesis work, and consultants, although viewers are cautioned that it is a work in progress.

Download Oregon Geologic Data Compilation release 6 (OGDC-6) data


Oregon map showing current extent of OGDC mapping and projected mapping