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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 [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 Mount Rainier Volcano Lahar Warning System consists of two separate components, operating in tandem: Acoustic Flow Monitors (AFM) and the All Hazard Alert Broadcast (AHAB) sirens. The AFM system was developed by the United States Geological Survey (USGS) in 1998 and is now maintained by Pierce County Emergency Management.
The Osceola Lahar produced by Mount Rainier in modern-day Washington some 5600 years ago resulted in a wall of mud 140 metres (460 ft) deep in the White River canyon and covered an area of over 330 square kilometres (130 sq mi), for a total volume of 2.3 cubic kilometres (1 ⁄ 2 cu mi). [7]
Snow may be a beautiful nuisance or a grim danger for cities and towns across the nation this winter — some more so ... Mount Rainier in Washington state averages about 56 feet of snow per ...
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 Rainier is one of the most glaciated stratovolcanoes in the Cascade Volcanic Arc. Capable of setting off massive lahars, as evidenced in the valleys below it in all directions. Known to have had both landslide type lahars or snowmelt lahars. Considered by USGS to be one of the most dangerous volcanoes in the USA. [18] Mount Vesuvius
On Friday, the Park Service issued a media advisory on the dangers associated with Rainier’s ice caves. ... In 2015, an ice cave collapsed in the Mount Baker-Snoqualmie National Forest, killing ...