Glacier Peak - Wikipedia
Glacier Peak is one of the most active of Washington's volcanoes. The volcano formed during the Pleistocene epoch, about one million years ago, and since the most recent ice age, it has produced some of the largest and most explosive eruptions in the state.
Glacier Peak | U.S. Geological Survey - USGS.gov
Glacier Peak is the most remote of the five active volcanoes in Washington State, and more than a dozen glaciers descend its flanks, prompting its name. Quick Facts Location: Washington, Snohomish County
Eruption History of Glacier Peak | U.S. Geological Survey - USGS.gov
2023年11月12日 · Glacier Peak has erupted at intervals of about 500 to 2,000 years during the past 6,000 years and at least twice during the past 2,000 years. Eruptions of 2,000 and 1,100 years ago generated fans of pyroclastic flow deposits near …
Glacier Peak — History and Hazards of a Cascade Volcano
Glacier Peak lies in Washington State’s North Cascade Mountains, in the heart of a wilderness area bearing its name. Its past eruptions have melted snow and ice to inundate downstream valleys with rocks, mud, and debris. Large eruptions from Glacier Peak have deposited ash throughout much of the western United States and southwestern Canada.
Glacier Peak Wilderness - Wikipedia
Glacier Peak Wilderness is a 566,057-acre (229,075 ha), 35-mile-long (56 km), 20-mile-wide (32 km) wilderness area located within portions of Chelan, Snohomish, and Skagit counties in the North Cascades of Washington.
Glacier Peak - Global Volcanism Program
Glacier Peak, the most isolated of the Cascade volcanoes, rises above the rugged forested terrain of the Glacier Peak Wilderness Area in the North Cascades. This dacitic-andesitic stratovolcano with summit and flank lava domes resembles St. Helens in its explosive vigor.
Glacier Peak lies in Washington State’s North Cascade Mountains, in the heart of a wilderness area bearing its name. Its past eruptions have melted snow and ice to inundate downstream valleys with rocks, mud, and debris. Large eruptions from Glacier Peak have deposited ash throughout much of the western United States and southwestern Canada.
Glacier Peak : Climbing, Hiking & Mountaineering - SummitPost
Glacier Peak is one of the five volcanoes of the state of Washington, and is the highest mountain in Snohomish county. It has 7498 feet of prominence and ranks 5th highest on the Bulgar List (Washington Top 100).
Postglacial volcanic deposits at Glacier Peak, Washington, and ...
Eruptions and other geologic events at Glacier Peak volcano in northern Washington have repeatedly affected areas near the volcano as well as areas far downwind and downstream. This report describes the evidence of this activity preserved in deposits on the west and east flanks of …
Geology and History of Glacier Peak | U.S. Geological Survey - USGS.gov
2023年11月13日 · Glacier Peak (3214 m, 10544 ft) is a stratovolcano composed mainly of dacite, which is located about 100 km (65 mi) northeast of Seattle and 110 km (70 mi) south of the International Boundary with Canada.