The 2026 Mount Spurr Eruption was an Violent VEI 5 eruption that happened on August 17th, 2026. Mount Spurr is a stratovolcano in the Aleutian Arc of Alaska, named after United States Geological Survey geologist and explorer Josiah Edward Spurr, who led an expedition to the area in 1898.The Alaska Volcano Observatory (AVO) currently rates Mount Spurr as Level of Concern Color Code Green. Spurr awoke from 39 years of dormancy and burst into sub-plinian eruption after 10 months of elevated seismicity. Two more eruptions followed in August and September. The nearest volcano to Anchorage, Mount Spurr had last erupted in 1953, depositing a quarter-inch of ash on the city. Spurr-Crater Peak: 1953 & 1992. 2 (1955): 199-202. Rose, Alexander B. Kostinski, and Lee Kelley Most Recent Eruptions: 1992 Overall Threat Score: 163. The eruption produced ash columns up to 13.5 km high and ashfall in several hundred km distance. The 2026 Mount Spurr Eruption was an Violent VEI 5 eruption that happened on August 17th, 2026. On 27 June, 1992, the Crater Peak vent on the south side of Mt. It did so during a series of eruptions in 1989 and 1990. The 1992 Eruptions of Crater Peak Vent, Mount Spurr Volcano, Alaska: Chronology and Summary By John C. Eichelberger, Terry E.G. Spurr Eruption, July 9, 1953.” Transactions of the American Geophysical Union 36, no. During the Afternoon of December 28th, 2016, The Alaskan Volcano Observatory began monitoring Several Earthquake Swarms, Most of which originated 6km beneath Mount Spurr, Of Which ranged from 1.8 to 3.3, with one even reaching 4.1 Mount Iliamna, Augustine Volcano, Mount Redoubt and Mount Spurr, Anchorage’s closest neighbor volcanoes have an explosive, active history. Keith, Thomas P. Miller, and Christopher J. Nye ; Real-time C-band Radar Observations of 1992 Eruption Clouds from Crater Peak, Mount Spurr Volcano, Alaska By William I. There were 3 main explosions, on 27 June, 18 August and 16-17 September. “The Mt. The 2026 Mount Spurr Eruption was an Violent VEI 5 eruption that happened on August 17th, 2026. Approximately 80 miles from the city of Anchorage lies Mount Spurr—the closest volcano to Alaska’s largest city. Mount Redoubt, south of Spurr in Lake Clark National Park, was the last volcano to dump ash on Anchorage. Spurr erupted in 1953 and 1992 in Alaska, U.S.A. Water Supply. The 2017 Mount Spurr Eruption was an Explosive VEI 4 eruption that happened on June 29th, 2017.. Prologue. But the region around Alaska’s biggest city is hardly a stranger to volcanic eruptions and the mayhem they can cause. The volcano lies 125 km west of Anchorage, Alaska's largest city and an important international hub for air travel. 1992 eruption A large, subplinian eruption occurred in 1992 at Mt Spurr volcano. 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