Mount St. Helens is an active stratovolcano located in Skamania County, Washington, in the Pacific Northwest region of the United States.
A massive debris avalanche reduced the elevation of the mountain's summit from 9,677 ft (2,950 m) to 8,365 ft (2,550 m) and replaced it with a 1 mile (1.6 km) wide horseshoe-shaped crater.
Mount St. Helens or Louwala-Clough is an active stratovolcano located in
Skamania County, Washington, in the Pacific Northwest region of the United
Apr 30, 2010 ... Commemorating the 30th anniversary of the 1980 eruptions of Mount St. Helens.
Mar 1, 2005 ... A two-page fact sheet with text and tables summarizing the 1980-86 eruptions of
Mount St. Helens, and volcanic activity through 2000.
Feb 28, 2013 ... The volcano's eruption in 1980 was the most destructive in U.S. history.
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: ...
May 15, 2015 ... Thirty five years ago, Mount St. Helens erupted in Washington, spewing ash, rock
and hot gases into the air and causing mud to flow down the ...
May 3, 2016 ... View the Mount. St. Helens Fast Facts on CNN and learn more about the volcano
in the Cascade Mountains in Washington state.
May 18, 2015 ... Where were you when Mt. St. Helens erupted? Let us know your stories and feel
free to post your photos too! More facts about #MountStHelens ...
Mount St.Helens Facts. Mount St. Helens is found in Skamania County in
Washington State. The Mount St.Helens is an active stratovolcano.