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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.
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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 center was formerly operated by the U.S. Forest Service and has been operated by Washington State Parks since October 2007. [5] Exhibits include the area's culture and history, and the natural history and geology of the volcano and the eruption, including the recovery of the area's vegetation and animal life.
Tumtum Mountain is a small, highly-symmetrical volcanic cone in Washington, United States.Located in northern Clark County at the easternmost end of Chelatchie Prairie, it rises to an elevation of 2,004 feet (611 m), about 1,400 feet (430 m) above the flat prairie. [1]
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 [5] in the Cascade Volcanic Arc and the North Cascades of Washington State in the United States.
The volcanic region stretches a north–south distance of approximately 45 mi (72 km) from near Goldendale, Washington in the south to include part of the Yakama Indian Reservation in the north. It is centered 28 mi (45 km) east of Mount Adams, a major Cascade Volcano, and covers a land area of 640 sq mi (1,700 km 2). [8] [3]
Sawtooth Mountain is a shield volcano, and part of the polygenetic Indian Heaven [3] Volcanic Field in Washington, United States. It is located midway between Mount St. Helens and Mount Adams, and dates from the Pleistocene and Holocene. Sawtooth Mountain is the third highest point at 5,354 feet (1,632 m)in this region.