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More than 400 earthquakes have been detected beneath Washington's Mount St. Helens in recent months, though there are no signs of an imminent eruption, according to the U.S. Geological Survey.
The 2023 South Coldwater Slide is a mudslide that occurred in May 2023 near Mt. St. Helens. The volume of debris, and subsequent destruction of a bridge, closed off Washington State Route 504 and access to the Mount St. Helens National Volcanic Monument.
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 ...
Mount St. Helens showed significant activity on March 8, 2005, when a 36,000-foot (11,000 m) plume of steam and ash emerged—visible from Seattle. [43] This relatively minor eruption was a release of pressure consistent with ongoing dome building. The release was accompanied by a magnitude 2.5 earthquake.
Mount St. Helens is an active volcano in the Cascade Range, according to the U.S. Geological Survey. It erupted in 1980 after a 5.1-magnitude earthquake shook the area. It is about 75 miles ...
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.
Jim Erickson covered the 1980 eruption of Mount St. Helens for The News Tribune and published a book chronicling the 40th anniversary in 2020, offered by The History Press. Show comments.
The Crater Glacier [1] (also known as Tulutson Glacier) is a geologically young glacier on Mount St. Helens, in the U.S. state of Washington.The glacier formed after the 1980 eruption and due to its location, the body of ice grew rapidly, unknown to the public for nearly 20 years.