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A mudslide buried part of State Route 504 on Mount St. Helens on May 14, deputies said. The debris forced the 12 people and the animal to wait until the morning to be airlifted from the area ...
Pages in category "Volcanoes of Washington (state)" The following 40 pages are in this category, out of 40 total. This list may not reflect recent changes. *
The east side of Mount Baker in 2001. Sherman Crater is the deep depression south of the summit. Mount Baker (Nooksack: Kweq' Smánit; Lushootseed: təqʷubəʔ), [9] also known as Koma Kulshan or simply Kulshan, is a 10,781 ft (3,286 m) active [10] glacier-covered andesitic stratovolcano [4] in the Cascade Volcanic Arc and the North Cascades of Washington State in the United States.
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The southern and eastern sides of the volcano drain into an upstream impoundment, the Swift Reservoir, which is directly south of the volcano's peak. Although Mount St. Helens is in Skamania County, Washington, access routes to the mountain run through Cowlitz County to the west, and Lewis County to the north.
Over 400 earthquakes have been detected beneath Washington's Mount St. Helens in recent months, though there are no signs of an imminent eruption.
Highest point; Elevation: 492 to 4,521 ft (150 to 1,378 m) [1] Coordinates: 1]: Geography; Location: Skamania County, Washington, United States: Parent range: Cascade Range [2]: Topo map: USGS Bare Mountain: Geology; Rock age: less than 700,000 years [1]: Mountain type: Volcanic field [3]: Volcanic arc: Cascade Volcanic Arc [2]: Last eruption: ~7,700 years BP [1]: Marble Mountain-Trout Creek ...
The Kulshan caldera is a Pleistocene volcano in the North Cascades of Washington and one of the few calderas identified in the entire Cascade Range. [ 1 ] [ 2 ] It is the product of the Mount Baker volcanic field , which has a history stretching back to possibly 3.722 million years ago.