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The Mount St. Helens Visitor Center at Silver Lake, about 30 miles (48 km) west of Mount St. Helens and five miles (8 km) east of Interstate 5 (outside the monument), opened in 1987 by then-Vice President George H.W. Bush. The center was formerly operated by the U.S. Forest Service and has been operated by Washington State Parks since October 2007.
Mount St. Helens (known as Lawetlat'la to the local Cowlitz people, and Loowit or Louwala-Clough to the Klickitat) is an active stratovolcano located in Skamania County, Washington, [1] in the Pacific Northwest region of the United States.
Mount St. Helens seen from the Windy Ridge Viewpoint in 1985 Windy Ridge is at the center of this map of Mount St. Helens National Volcanic Monument. Windy Ridge is a ridge and eponymous Forest Highway in the Mount St. Helens National Volcanic Monument. The ridge goes between Windy Pass and Independence Pass, 1 mile (1.6 km) east of Spirit Lake ...
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Prior to 1980, Spirit Lake consisted of two arms that occupied what had been the valleys of the North Fork Toutle River and a tributary. About 4,000 years ago, these valleys were blocked by lahars and pyroclastic flow deposits from Mount St. Helens to form the pre-1980 Spirit Lake. The longest branch of Spirit Lake was about 2.1 miles (3.4 km ...
Then, on May 18, 1980, the dramatic eruption of Mount St. Helens shattered the quiet and brought the world's attention to the range. Geologists were also concerned that the St. Helens eruption was a sign that long-dormant Cascade volcanoes might become active once more, as in the period from 1800 to 1857 when a total of eight erupted.
Per the Forest Service, the Mount St. Helens National Volcanic Monument is a 110,000-acre designation within the Gifford Pinchot National Forest. It was established in 1982 for the purposes of ...
The day before its 1980 eruption, Mount St. Helens was the fifth highest major summit of Washington. Today, Mount St. Helens is the 35th highest major summit of the state. This article comprises three sortable tables of major mountain peaks [1] of the U.S. State of Washington. The summit of a mountain or hill may be measured in three principal ...
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