One of two main craters on Alaska’s Mount Spurr, shown in 1991. Earthquake activity suggested the volcano was close to erupting again in 2025. (Photo by R.G. McGimsey/Alaska Volcano Observatory/U.S.
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Iliamna Volcano Hasn't Erupted Since 1867 — But Alaska's Volcano Observatory Just Detected Increased Seismicity
The Iliamna Volcano in Alaska is more than 10,000 feet (3,053 meters) above Cook Inlet, and recently, it has been active. The volcano felt tremors from the signature of avalanches big enough to ...
Alaska’s volcano experts no longer expect an eruption anytime soon from Mount Spurr, the closest active volcano to Anchorage. On Wednesday, the Alaska Volcano Observatory formally lowered the alert ...
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