• [Interactive Imagemap]: Cascade Range Volcanoes -- Graphic by: Lyn Topinka, 1996 ... [Map,150K,GIF]

• Map [20K,InlineGIF]: Major West Coast Volcanoes - Washington, Oregon, and California

• Map [27K,InlineGIF]: Potentially Active Volcanoes of the Western United States -- Modified from: Brantley, 1994, Volcanoes of the United States: USGS General Interest Publication

• Graphic [70K,InlineGIF]: Cascades Eruptions During the Past 4000 Years

• Map [21K,InlineGIF]: Central Oregon High Cascades -- Modified from: Scott and Gardner, 1990

• Map [23K,InlineGIF]: Southern Oregon Cascades -- Modified from: Hoblitt, et.al., 1987, USGS Open-File Report 87-297

• Map [14K,InlineGIF]: Location Map: Crater Lake National Park -- Modified from: National Park Service

• Map [380K,InlineGIF]: Topo Map - Crater Lake National Park -- Map modified from: U. S. National Park Service Map, and original scan obtained from University of Texas at Austin, Perry-Castaneda Library Map Collection -- to DOWNLOAD BIGGER IMAGE: [Map,925K,JPG]

• Map [38K,InlineGIF]: Generalized Geologic Map of Mount Mazama and Vicinity -- Modified from: Bacon, et.al., 1997, USGS Open-File Report 97-487

• Map [25K,InlineGIF]: Geologic Map of Crater Lake Caldera Floor -- Modified from: Bacon, et.al., 1997, USGS Open-File Report 97-487

• Map [112K,InlinedJPG]: Annotated Relief Map, Crater Lake -- From: Kilimasauskas, et.al., 2002, USGS Fact Sheet 092-02

• Map [29K,InlineGIF]: Earthquake Epicenters and Magnitudes in the Crater Lake Region, 1920-1995 -- Modified from: Bacon, et.al., 1997, USGS Open-File Report 97-487

• Map [40K,InlineGIF]: University of Washington's Pacific Northwest Seismic Network -- Washington and Oregon -- Modified from: University of Washington Geophysics Program, September 1998, includes seismic station location map and link to PNSN

• Map [30K,InlineGIF]: 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

• Graphic [25K,InlineGIF]: Seismic Plot, Crater Lake Seismicity, 1997-2007 -- Modified from: University of Washington Geophysics Program

• Graphic [70K,InlineGIF]: Cascades Eruptions During the Past 4000 Years

• Graphic [18K,InlineGIF]: Plot of thickness vs. distance from vent for several tephras from Cascade Range volcanoes. -- Modified from: Hoblitt, et.al., 1987, USGS Open-File Report 87-297

• Graphic [12K,GIF]: Stratigraphic section of Mazama ash exposed in excavation at West Village parking lot, at Mount Bachelor. -- Letter and number symbols to right of column are horizon designations of surface and buried soils. -- Modified from: Scott and Gardner, 1990

• MORE Cascade Range Maps and Graphics
• MORE Oregon Maps and Graphics

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