[Map,82K,InlineGIF]
Geologic Map of Washington State
-- Topinka, 2002

[Map,35K,InlineGIF]
Pacific Northwest Volcanics showing the Cascade Range and Columbia Plateau
-- Modified from: Swanson et.al., 1989, American Geophysical Union Field Trip Guidebook T106

[Map,38K,GIF]
Location of Columbia Plateau Features
-- Modified from: Swanson and Wright, 1981, U.S. Geological Survey Circular 838

[Map,31K,InlineGIF]
Columbia River Flood Basalts
-- Topinka, 2002

[Table,24K,InlineGIF]:
Stratigraphic subdivision of Columbia River Basalt Group.
-- Modified from: Swanson, et.al., 1989, American Geophysical Union Field Trip Guidebook T106

[Graphics,37K,InlineGIF]
Different Volcano Types
-- Includes flood basalts, modified from: Allen, 1975

[Image,110K,InlineJPG]
Annotated NASA Image: Columbia River and the Columbia Basin, Washington/Oregon, September 1994.
-- NASA Photo, courtesy "NASA Earth From Space"; Modified with text by USGS/CVO.

Return to:
[Columbia Plateau Volcanics Menu] ...
[Columbia River Menu] ...
[MORE Oregon Maps and Graphics]
[MORE Washington State Maps and Graphics]
[MORE Annotated NASA Images]