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USGS/Cascades Volcano Observatory, Vancouver, Washington

Cascades Volcano Observatory
Educational Outreach



NEW Online !!!!!!
  • POSTER: Eruptions in the Cascade Range During the Past 4,000 Years -- Myers and Driedger, 2008, GIP63
    Volcanoes have been erupting in the Cascade Range for over 500,000 years. During the past 4,000 years eruptions have occurred at an average rate of about 2 per century. This chart shows 13 volcanoes on a map of Washington, Oregon, and northern California and time lines for each showing the ages of their eruptions.

  • POSTER: Geologic Hazards at Volcanoes -- Myers and Driedger, 2008, GIP64
    Most volcano hazards are associated with eruptions. However, some hazards, such as lahars and debris avalanches, can occur even when a volcano is not erupting.

  • Living with a Volcano in your Backyard -- An Educator's Guide with Emphasis on Mount Rainier
    Driedger, Doherty, and Dixon, (Project Coordinators), 2005, USGS and NPS, General Interest Publication 19.
    Living with a Volcano in your Backyard -- An Educator's Guide with Emphasis on Mount Rainier is a three-unit guide that provides science content and inquiry-based activities about volcanoes of the Cascade Range, with emphasis placed on Mount Rainier. Activities are designed for middle school students. Adaptations and extensions offer learning opportunites for students in higher and lower grade levels. This guide includes more than 30 activities, a field guide to geological sites of interest at Mount Rainier National Park, glossary, list of Internet resources, and supplementary information. Components of the guide will posted in PDF format as they are completed


Volcanic Activity Information
  • News and Current Events
    What's the lastest activity at Mount St. Helens ??? ... Did you hear about a volcano in the news last night ??? ... Use this page to link to current local and world-wide volcano information

  • Current Cascade Range Hazards Assessment Reports
    Online Cascade Range hazards assessment reports and maps - more advanced information about the volcanoes and volcanic hazards than the above listing

  • What To Do if a Volcano Erupts
    Includes links to the American Red Cross and the Federal Emergency Management Agency (FEMA)


Learn About Volcanoes

Information For Future Volcanologists
  • Information for Future Volcanologists
    Information and suggestions for becoming a volcanologist including questions and answers about types of careers and courses of study. Read also about how scientists study volcanoes


Activities and "Fun Stuff"

  • Activities and "Fun Stuff"
    Try these for a different approach to studying volcanoes ... included here are vocabulary words and crossword puzzles ... NOTE: these pages are non-interactive and designed to be printed

  • Cascade Range Volcano Mobiles
    Learn about the major Volcanoes of Washington State, Oregon, and California, and make a hanging mobile at the same time!!! ... online instructions and templates for the Washington State volcanoes ... NOTE: these pages are non-interactive and designed to be printed


Posters and Videos, etc.
  • POSTER: Eruptions in the Cascade Range During the Past 4,000 Years -- Myers and Driedger, 2008, GIP63
    Volcanoes have been erupting in the Cascade Range for over 500,000 years. During the past 4,000 years eruptions have occurred at an average rate of about 2 per century. This chart shows 13 volcanoes on a map of Washington, Oregon, and northern California and time lines for each showing the ages of their eruptions.

  • POSTER: Geologic Hazards at Volcanoes -- Myers and Driedger, 2008, GIP64
    Most volcano hazards are associated with eruptions. However, some hazards, such as lahars and debris avalanches, can occur even when a volcano is not erupting.

  • Reducing Volcanic Risk in the U.S. "Posters"
    Three downloadable posters, in PDF format, dealing with volcanic risk; "Why Volcanic Risk in Increasing in the United States"; "Strategy for Reducing Volcanic Risk"; "Preparing for Volcanic Emergencies: Keeping You Informed"

  • Mount Rainier Hazards "Posters"
    Four "Poster-Style" Maps to download covering the hazards of Mount Rainier; "Osceola and Electron Mudflows"; "Lava and Pyroclastic Flow Hazards"; "Lahar Hazards"; "Ashfall Hazards"

  • Videos - Mount St. Helens, Mount Rainier, and Mount Hood
    Volcano videos available through the Northwest Interpretive Association

  • Mount St. Helens General Slide Set
    This is probably our most popular site - 50 images with captions, by Lyn Topinka ... this "slide set" covers pre-eruption, May 18, 1980, aftermath, monitoring, dome growth, drainage erosion, hazards


Special Features and Useful Pages
  • Annotated NASA Images
    Spectacular NASA photos (courtesy NASA Earth From Space), with major volcanic and geographic features identified for easy identification ... check out Mount St. Helens, Mount Rainier, and other Cascades and non-Cascade volcanoes

  • Cascade Range Volcanoes
    Arranged north to south, a quick way to access the Cascade Range Volcanoes

  • Cascade Range Volcano Mobiles
    Learn about the major Volcanoes of Washington State, Oregon, and California, and make a hanging mobile at the same time!!! ... online instructions and templates for the Washington State volcanoes ... NOTE: these pages are non-interactive and designed to be printed

  • Dante's Peak Information
    Facts and fallacies from the movie "Dante's Peak" arranged as "FAQ's", about volcanoes and monitoring volcanoes

  • Geologic Time Scale
    Go back throughout the age of the Earth and see various ages and "highlights"

  • History - Volcanoes and History
    Volcano Names ... Historical Maps and Journals ... The Volcanoes of George Vancouver ... The Volcanoes of Lewis and Clark ... Journal excerpts ... 1800s Eruptions ... MORE ...

  • Living With Volcanoes
    Volcanoes are a part of our everyday life. This section contains facts and information, questions and answers, historical, cultural, and the economic sides of volcanoes, tourism and recreation information, "real-time" VolcanoCams from around the world, and information about "Dantes Peak"

  • Mount St. Helens General Slide Set
    This is probably our most popular site - 50 images with captions, by Lyn Topinka ... this "slide set" covers pre-eruption, May 18, 1980, aftermath, monitoring, dome growth, drainage erosion, hazards

  • Mount St. Helens - Points of Interest
    A travel "Tour" of Mount St. Helens Volcano ... use to plan your next trip, or just sit back and take an "armchair tour" of over 30 places around Mount St. Helens

  • Visit A Volcano
    Select the closest Cascade Range Volcano nearest to you and discover information and maps on the volcano, a list of useful local links

  • Volcanoes and History
    Volcano Names ... Historical Maps and Journals ... The Volcanoes of George Vancouver ... The Volcanoes of Lewis and Clark ... Journal excerpts ... 1800s Eruptions ... MORE ...

  • The Volcanoes of Lewis and Clark
    Take a tour down the Columbia River with Lewis and Clark ... Lewis and Clark were on the Columbia River between October 1805 and June 1806 ... during those months they saw FIVE volcanoes and even gave Mount Jefferson it's name ... this site has lots of old maps and images and postcards!


Useful Links



Other Menus of Interest



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URL for CVO HomePage is: <http://vulcan.wr.usgs.gov/home.html>
URL for this page is: <http://vulcan.wr.usgs.gov/Outreach/framework.html>
If you have questions or comments please contact: <GS-CVO-WEB@usgs.gov>
10/07/08, Lyn Topinka