Geologic
Mapping in the western United States
Geologic Mapping in Washington
Welcome! The U.S. Geological
Survey and its partners conduct geologic mapping in many parts of Washington.
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.
Federal Geologic Mapping projects:
National Parks studies in the North Cascades
Pacific Northwest Urban Corridor
Earthquake studies in Puget Sound
Coastal studies
Related USGS studies in Washington
Geologic Mapping by Washington Division of Geology and Earth Resources