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Mount Hood, the nearest major volcanic peak in Oregon, is 60 miles (100 km) southeast of 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 years ago. [ 11 ]
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.
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 ...
Mount St. Helens, once the fifth-tallest peak in Washington State, lost about 1,300 feet from its height of 9,677, according to the USGS. The highest part of the crater rim on the southwestern ...
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[2] [4] It is located on the boundary shared by Mount St. Helens National Volcanic Monument and Gifford Pinchot National Forest. Castle Peak is part of the Cascade Range, and it is situated one mile (1.6 km) west of Castle Lake. Topographic relief is significant as the summit rises 2,000 feet (610 meters) above Castle Lake in one mile.
Mount Saint Helens from the air, with Mount Adams in background ... coordinates of the point of view. 46°15'12.110"N, 122°18'46.019"W ... Mount St. Helens; Metadata.
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 ...