Mt. Saint Helens Activity

Mount St. Helens is an active stratovolcano located in Skamania County, Washington, in the Pacific Northwest region of the United States. It lies 52 miles northeast of Portland, Oregon, and 98 miles south of Seattle. Mount St. Helens takes its English name from that of the British diplomat Alleyne FitzHerbert, 1st Baron St Helens, a friend of explorer George Vancou…
Mount St. Helens is an active stratovolcano located in Skamania County, Washington, in the Pacific Northwest region of the United States. It lies 52 miles northeast of Portland, Oregon, and 98 miles south of Seattle. Mount St. Helens takes its English name from that of the British diplomat Alleyne FitzHerbert, 1st Baron St Helens, a friend of explorer George Vancouver who surveyed the area in the late 18th century. The volcano is part of the Cascade Volcanic Arc, a segment of the Pacific Ring of Fire.
  • Elevation: 8,363 ft (2,549 m)
  • Prominence: 4,605 ft (1,404 m)
  • Listing: Washington prominent peaks 11th · Washington isolated peaks 11th · Washington highest peaks 35th
  • Etymology: Alleyne FitzHerbert, 1st Baron St Helens
  • Parent range: Cascade Range
  • Topo map: USGS Mount St. Helens
  • Rock age: Less than 40,000 years old

Nearby

Data from: en.wikipedia.org