October 27, 2004.
Top of new growth on dome, vent and glacier ice.
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Quick Links
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Current Update
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Link to:
University of Washington Webicorders
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Current Images of Mount St. Helens
"user-friendly", with thumbnails, web-quality medium-size images (100K) and media-quality large-size images (2-3M),
NOTE: NO "real-time" images
Agency Links
Background Information
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Past Updates, Advisories, and Information Statements for the Cascade Range
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Alert Levels for the Cascade Range Volcanoes - Information
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Alert Levels for the Cascade Range Volcanoes - Poster
-- [PDF Format, 240K]
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Location Map - Cascade Range Volcanoes
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Seismic Signal Examples -- including a small gas and ash explosion
-- [PDF Format, 915K]
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Volcanic Ash Website -- "What it can do and how to prevent damage"
-- Link
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Volcanic Explosivity Index (VEI) information
-- [PDF Format, 1.4M]
Background Information - Mount St. Helens
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Mount St. Helens General Menu
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Past Updates, Advisories, Information Statements, and Monthly Seismic Graphs for Mount St. Helens
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Location Map - Mount St. Helens
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Map - Mount St. Helens Hazards Zones
-- [regional, large-scale, JPG Format, 467K, 1084x715pixels]
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Mount St. Helens -- From the 1980 Eruption to 2000, USGS Fact Sheet FS036-00
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Volcanic-Hazard Zonation for Mount St. Helens, Washington, 1995, USGS Open-File Report 95-497
-- Current Hazards Report
Miscellaneous
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Media Advisory - Interior Secretary Gale Norton visit, October 2, 2004
-- [PDF Format]
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