Mount Saint Helens | Location, Eruption, Map, & Facts | Britannica
Nov 17, 2024 · 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. A total of 57 people and thousands of animals were killed in the event.
Mount St. Helens | U.S. Geological Survey - USGS.gov
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 years ago and has been the most active volcano in the Cascade Range during the Holocene.
Mount St.H elens 8,363' Spencer Butte Mt. Margaret 925 926 981 9 9039 9 8322 925 9 ... Mount St. Helens National Volcanic Monument Giffore Pinchot NF Admin Boundary ... Gravel Roads Dirt Roads Trails Hydrography Major Rivers Major Waterbodies Recreation This map is intended for general reference and is approximate in general proportions ...
Mount Saint Helens - Google Earth
Explore Mount Saint Helens in Google Earth.
Maps - Mount St. Helens | U.S. Geological Survey - USGS.gov
Aug 10, 2006 · Maps showing posteruption erosion, deposition, and dome growth in Mount St. Helens Crater, Washington, determined by a geographic information system
Mount St. Helens - Wikipedia
Mount St. Helens is 34 miles (55 km) west of Mount Adams, in the western part of the Cascade Range. Considered "brother and sister" mountains, the two volcanoes are approximately 50 miles (80 km) from Mount Rainier, the highest of the Cascade volcanoes.
Mount St. Helens National Volcanic Monument - US Forest Service
Discover the wonder of winter around Mount St. Helens, where many cross-country ski and snowmobile trails are available. Each year thousands of climbers make the journey to the crater rim. Permits are required above 4,800 feet year-round.
Geology of Mount St. Helens National Volcanic Monument
Panoramic View of Mt. St. Helens (left) and Spirit Lake. Sitting about 97 miles south of Seattle and 52 miles northeast of Portland, Oregon, Mount St. Helens is the most active volcano within the Cascade Range and has the highest probability out of all U.S. volcanoes other than Hawaii and Alaska to erupt in the future.
Mount St. Helens Map - Skamania, Washington, USA - Mapcarta
Mount St. Helens National Volcanic Monument is a United States national monument in southwest Washington State that was the site of a massive volcanic eruption on 18 May 1980. Overview Map
Mount St. Helens - Pacific Northwest Seismic Network
Mount St. Helens is the most historically active volcano in the Cascade range, having produced four major explosive eruptions since 1479, and dozens more smaller eruptions, including pyroclastic flows, lava flows and domes, and lahars. It is …