[Interactive Imagemap]
Cascade Range Volcanoes
-- Graphic by: Lyn Topinka, 1996

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Location of the Cascade Range Volcanoes
-- Modified from: Tilling, et.al., 1990

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Potentially Active Volcanoes of the Western United States
-- Modified from: Brantley, 1994, Volcanoes of the United States: USGS General Interest Publication

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Major West Coast Volcanoes - Washington, Oregon, and California

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Map of Western United States, showing locations of volcanoes monitored by CVO
-- Mount Baker to Long Valley -- Modified from: Iwatsubo and Swanson, 1992, IN: USGS Bulletin 1966

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Cascades Eruptions During the Past 4000 Years

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

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University of Washington's Pacific Northwest Seismic Network
-- Modified from: University of Washington Geophysics Program, 1998, includes seismic station location map and link to PNSN

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Oregon and Southern Washington - University of Washington's Pacific Northwest Seismograph Network
-- Modified from: University of Washington Geophysics Program, 1999, includes seismic station location map and link to PNSN

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Southwest Washington - Northwest Oregon
-- includes Mounts Rainier, St. Helens, Adams, and Hood -- Modified from: Doukas, 1990, USGS Bulletin 1859

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Bend/Sisters/Santiam Pass/McKenzie Pass Area
-- Modified from: Taylor, Oregon State University, 1981, USGS Circular 838

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Central Oregon High Cascades
-- Modified from: Scott and Gardner, 1990

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Southern Oregon Cascades
-- Modified from: Hoblitt, et.al., 1987, USGS Open-File Report 87-297

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Different volcano types in the Portland area
-- Modified from: Allen, 1975, The Ore-Bin no.37, no.9

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Location and elevation of 95 vents, including multiple vents, in the Portland area
-- Modified from: Allen, 1975, The Ore-Bin no.37, no.9

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Annotated NASA Image: Looking South at the Three Sisters, Mount Jefferson, and Mount Hood, Oregon, August 1985.
-- NASA Photo, courtesy NASA Earth From Space; Modified with text by USGS/CVO.

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Annotated NASA Image: Three Sisters, Broken Top, Mount Bachelor, and Diamond Peak, October 1994.
-- NASA Photo, courtesy NASA Earth From Space; Modified with text by USGS/CVO.

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Annotated NASA Image: Snow-clad Newberry Caldera, Oregon, May 1985.
-- NASA Photo, courtesy NASA Earth From Space; Modified with text by USGS/CVO.

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[Three-Fingered Jack Maps and Graphics]
[Three Sisters Maps and Graphics]