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Mount Rainier

Highest Mountain of the Cascade Range

“Mount Tacoma”, “Mount Tahoma”

Stratovolcano in Mt. Rainier NP, Cascade Range near Longmire, WA

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Mount Rainier, Mount Tacoma, or Mount Tahoma is the highest mountain of the Cascade Range of the Pacific Northwest, and the highest mountain in the U.S. state of Washington. It is a large active stratovolcano located 54 miles (87 km) south-southeast of Seattle, in the Mount Rainier National Park. It is the most topographically prominent mountain in the contiguous United States and the Cascade Volcanic Arc, with a summit elevation of 14,411 ft (4,392 m). Mt. Rainier is considered one of the most dangerous volcanoes in the world, and it is on the Decade Volcano list. Because of its large amount of glacial ice, Mt. Rainier could produce massive lahars that could threaten the entire Puyallup River valley, and poses a grave threat to the southern sections of the Seattle…

Classified As

Stratovolcano

Geologic Formation

Pleistocene-Recent volcanic rocks (WAQv;0)

Geologic Formation