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Mount St. Helens Information Page

Volcano Information:

Name: St. Helens
Country: United States, Washington State
Latitude: 46° 12' North
Longitude: 122° 11' West
Summit Height: 2,549 M (8,364 Feet)
Smithsonian Number: 1201-05


Volcano Links:

St. Helens (current archive)
  • 2004: 2005
  • (Click on the volcano name,
    for Advisories within the last 15 days.)

    Additional Links:
    Cascades Volcano Observatory
  • Current Activity Updates
  • General information
  • Mount St. Helens VolcanoCam (Daytime only - 5 minute refresh)

    Imagery and Graphics:

    Satellite Imagery - Northwest US:
    HYSPLIT model: