Geologic Mapping in the western United States

Geologic Mapping in Oregon

Welcome! The U.S. Geological Survey and its partners conduct geologic mapping in many parts of Oregon. Use the links below to explore what mapping is underway and how it is contributing to diverse problems such as understanding earthquake shaking, finding minerals, and evaluating volcanic hazards.

Mapping projects:

Pacific Northwest Urban Corridor

Earthquake studies in Portland area

Volcano studies in the Oregon Cascades

Coastal studies

State and university projects

 Shaded relief map of Oregon

Click on the image to download gif file (100 k)

Related USGS studies in Oregon

Geologic Mapping by Oregon Department of Geology and Mines Industries