Mount Saint Helens | Location, Eruption, & Facts | Britannica

https://www.britannica.com/place/Mount-Saint-Helens

Mount Saint Helens, volcanic peak in the Cascade Range, southwestern Washington, U.S. Its eruption on May 18, 1980, was one of the greatest volcanic explosions ever recorded in North America. Mount St. Helens, named by the English navigator George Vancouver for …

Mount St. Helens - HISTORY

https://www.history.com/topics/natural-disasters-and-environment/mount-st-helens

Mount St. Helens National Volcanic Monument - USGS

https://www.usgs.gov/volcanoes/mount-st.-helens/mount-st-helens-national-volcanic-monument

The Monument was established in 1982 to designate 445 km 2 (110,000 acres) around Mount St Helens for research, recreation, and education. Within its boundaries, the area …

30 Cool Facts about Mount St. Helens - USGS

https://pubs.usgs.gov/gip/103/

—During the past 4,000 years, Mount St. Helens has erupted more frequently …

Mount St. Helens | U.S. Geological Survey

https://www.usgs.gov/volcanoes/mount-st.-helens

Mount St. Helens is primarily an explosive dacite volcano with a complex magmatic system. The volcano was formed during four eruptive stages beginning about 275,000 …

Mount St. Helens Visitor Center - Washington

https://www.parks.wa.gov/245/Mount-St-Helens

The Mount St. Helens Visitor Center opened its doors to the public a few years after the monumental eruption of Mount St. Helens. Functioning as a gateway to the mountain, over 30 miles away, our goal is to educate …

Mount St. Helens Eruption: Facts & Information | Live Science

https://www.livescience.com/27553-mount-st-helens-eruption.html

The 1980 Mount St. Helens eruption was the most destructive in U.S. history. Fifty-seven people died, and thousands of animals were killed, according to USGS. More …

Mount St. Helens - Wikipedia

https://en.wikipedia.org/wiki/Mount_St._Helens

Mount St. Helens is geologically young compared with the other major Cascade volcanoes. It formed only within the past 40,000 years, and the summit cone present before its 1980 eruption began rising about 2,200 …

Harry R. Truman - Wikipedia

https://en.wikipedia.org/wiki/Harry_R._Truman

Truman came to fame as a folk hero in the months leading up to the volcano's 1980 eruption after refusing to leave his home despite evacuation orders. He was killed by a pyroclastic flow that overtook his …

Mount St. Helens Pictures: Before and After the Blast - Science

https://www.nationalgeographic.com/science/article/mount-st-helens-30th-anniversary-before-after-science-environment-pictures

1 / 10. Mount St. Helens, Before the Blast. Mount St. Helens looks serene in a photograph taken from the shores of Spirit Lake in Washington State in 1973—a few years before the volcano's ...