Mount St. Helens or Louwala-Clough is an active stratovolcano located in
Skamania County, ... Age of rock, < 40,000 yrs. Mountain type, Active
Location: State of Washington, USA Latitude and Longitude: 46.2º N, 122.2º W,
Elevation: 2,549 m (8,363 ft) Volcano Type: Stratovolcano Earliest Eruption: ...
The 1980 eruption of Mt. St. Helens is the most studied volcanic eruption of the ....
underlying magma reservoir resulted in the waning of Plinian-type eruptions.
An erupting volcano can trigger tsunamis, flash floods, earthquakes, mudflows
and ... Mt. Rainier and Mount St. Helens are examples of this type of volcano.
Country; Volcanic Region; Primary Volcano Type; Last Known Eruption ... CVO
reported that on 14 February a M 4.3 earthquake near Mount St. Helens, felt ...
Sep 22, 2014 ... USGS: Volcano Hazards Program - Cascades Volcano Observatory USGS
Volcano Science Center Mount St. Helens geology and history ...
Prior to 1980, Mount St. Helens formed a conical, youthful volcano sometimes
known as the Fuji-san of America. During the 1980 eruption the upper 400 m of ...
Jul 26, 2013 ... View the Mount. St. Helens Fast Facts on CNN and learn more about the volcano
in the Cascade Mountains in Washington state.
Mt Saint Helens is one of the several Cascade Range volcanoes. .... What type of
volcano, shield or composite volcanoes, do you think are the most destructive?
Mount St. Helens Erupts. (4 min) tv-pg. The eruption of Mount St. Helen's, set to
the song "Should I Stay or Should I Go" by The Clash.