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... Mount St. Helens. Loss of their colleague David A. Johnston and 56 others in the eruption cast a pall over one of the most dramatic geologic ...
YouTube-USGS
Conclusion
Background
Magma Dome
Driving up Interstate 5 on May 18, 1980
Eruption column
Mount St. Helens explosion
May 18, 1980 Eruption
Third Eruption
On May 18, 1980, the Mount St. Helens became the largest and most destructive volcanic eruption in U.S. history. By the end of its cycle of ...
YouTube-Smithsonian Channel
The Eruption Begins
Dense plume of ash
Lahar
Detailed Description. USGS scientists recount their experiences before, during and after the May 18, 1980 eruption of Mount St. Helens. Loss of ...
USGS
A look back at the catastrophic May 18, 1980, eruption of Mount St. Helens in Washington—the most devastating volcanic eruption in U.S. ...
YouTube-FOX Weather
Over 20 years ago, Mt. St Helens--thought to be dormant--shocked America when it exploded. It is an acidic volcano--the magma beneath is ...
YouTube-HISTORY
Episode Overview
Sulfur Dioxide Emissions
The May 18, 1980, Explosion
Mount St. Helens Landslide
The Cause of the Eruption
The Cause of the Mudflows
Spirit Lake Dam
How to Identify Past Eruptions
How to Predict Volcanic Eruptions
Is any distance away from a volcano safe? Find out when an eruption causes one of the largest landslides in recorded history on Mount St.
YouTube-Storm
Amateur archeologists set out to uncover new details about what happened on Mount St. Helens on May 18, 1980. Can they find the rumored ...
YouTube-Oregon Public Broadcasting
May 18th 1980
Scott Kemry
Boy Scout Camps
Harry Truman
David Johnston
Jerry Martin
Destruction in the Blast Zone
The Legend of Harry's Cave
Overview of the May 18, 1980 eruption of Mount St. Helens as told by Mount St. Helens Institute education team.
YouTube-Mount St. Helens Institute
Mount Saint Helens
Mount Saint Helens Erupted in 1980
Shape of the Mountain
Pyroclastic Flows
A precarious glacier in the crater of Mount St. Helens grows at an unprecedented rate, posing potential danger to the valley below.
Introduction
Entering the Crater
Volcano Dome
Why Does This Glacier Continue To Grow?
Danger Of Lahar
1980 Lahar
St.Helens Glacier Grows
Ice Caves
Geothermal Spring
Leaving the Crater
An episode of A&E's Minute by Minute series from 2001 profiling the May 18, 1980 eruption of Mount St. Helens in Washington State.
YouTube-YorkVid
MARCH 27. 1980 SOUTHWESTERN WASHINGTON STATE
APRIL 13. 1980 10:50 A.M.
MAY 1. 1980
BEAR MEADOWS 7:30 PM
DOROTHY STOFFEL Geologist
MAY 18. 1980 MOUNT ST. HELENS, WA
8:34 A.M.
9:45 AM
MOUNT ST. HELENS 4:00 P.M.
LONGVIEW HOSPITAL 4:30 P.M.
On May 18, 1980, as geologists watched in awe, Mount Saint Helens erupted with tremendous force.
Britannica
Detailed Description. The May 18, 1980 eruption of Mount St. Helens triggered a growth in volcano science and volcano monitoring. Five USGS ...
Geology professor Shawn Willsey guides you through a comprehensive history of Washington's Mount St Helens, one of the most famous volcanoes ...
YouTube-Shawn Willsey
Composite Volcanoes
The 1980 Eruption at Mount St Helens
Lateral Blast
The Lessons That We Learned Learned from the Mount St Helens Eruption
Effects of the 1980 Eruption
Yellowstone Volcano
Lava Domes
Crater Glacier
Safety Equipment
The Future of Mount St Helens
40 years after the massive volcanic eruption of Mount St. Helens in Washington state, NASA reviews photography captured by Landsat ...
YouTube-VideoFromSpace
KING 5's special presentation on the 40th anniversary of the May 18th, 1980 eruption of Mount St. Helens.
YouTube-KING 5 Seattle
The Mud Was Coming
March 16th
David Johnston Scientist
Steve Malone
Dome Building Eruption
March 16th 1980
Mount St Helens Eruption
Impending Eruption
Phreatic Explosions
The Mountain Erupts
Wednesday marks the 36th anniversary of the deadliest volcanic event in U.S. history: the eruption of Mount St. Helens, which killed every ...
YouTube-PBS NewsHour
A KING 5 special report from 1980 following the eruption of Mount St. Helens. Find more coverage of the eruption as we commemorate the 40th ...
The Eruption
Day Three
Survivors Devastated
Search And Rescue
Damage Assessment
Volcanoes Rebuild Themselves
Mount St. Helens Crater
In 1980, prior to the eruption of Mount St. Helens, Harry Truman refused to leave his lodge at Spirit Lake. When the mountain erupted, ...
YouTube-KATU News
Video from the KREM archives shows the eruption of Mount St. Helens on May 18, 1980. Fifty-seven people lost their lives.
YouTube-KREM 2 News
It has been 40 years since Mount St. Helens erupted on May 18, 1980, in southwestern Washington, near the Oregon border.
YouTube-NASA Goddard
Re-vegetation
2006 Imagery
The Biggest Change
Recovery
1984 Landsat Thematic Mapper
Early 90s (Clear Cuts)
Forest Cover Model
The Uniqueness of the Landsat Record