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Mount Rainier [a] (/ r eɪ ˈ n ɪər / ray-NEER), also known as Tahoma, is a large active stratovolcano in the Cascade Range of the Pacific Northwest in the United States. The mountain is located in Mount Rainier National Park about 59 miles (95 km) south-southeast of Seattle. [9]
The snowcapped peak of Mount Rainier, which towers 4.3 kilometers (2.7 miles) above sea level in Washington state, has not produced a significant volcanic eruption in the past 1,000 years.
Mount Rainier is central to Tacoma’s identity, so much so that it appears on the city’s logo. But as CNN recently reported, the striking mountain is also an active volcano — and no one knows ...
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 ]
Mount Rainier National Park is a national park of the United States located in southeast Pierce County and northeast Lewis County in Washington state. [3] The park was established on March 2, 1899, as the fourth national park in the United States, preserving 236,381 acres (369.3 sq mi; 956.6 km 2) [1] including all of Mount Rainier, a 14,410-foot (4,390 m) stratovolcano.
Around half a million years ago a generation of older volcanoes died and many of the stratovolcanoes that we see today began their growth such as Glacier Peak and Mt. Shasta (600,000 years ago), [5] Mt. Rainier and Mt. Hood (500,000 years ago), [5] Mt. Adams (450,000 years ago), [5] and Mt. Mazama (420,000 years ago). [5]
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Two long-dormant “supervolcanoes” on two separate continents appear to be stirring to life. Well, maybe. In recent months, more than a thousand minor earthquakes have rattled the area around ...