Alaska Volcano Observatory team repairs GPS system tracking Mt. Edgecumbe
A group of specialists briefly stopped by Sitka to attend to much-needed maintenance of tectonic shift-tracking equipment.
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Tag: volcano
Earthquake ‘swarm’ may mean Sitka’s long-dormant volcano is waking up. Or not
Seismologists have detected a "swarm" of earthquakes below the long-dormant Mt. Edgecumbe volcano near Sitka, whose last major eruption was 4,500 years ago. Next comes a long period of "watchful waiting" for additional activity -- if any.
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Tree dates eruption that spewed ash across Southeast
We recently told you the story of an ancient, charcoal tree found beneath a pile of ash near Sitka. Tests show it's more than 13,000 years old.
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Tree buried in eruption could reveal seismic secrets
A charcoal tree found embedded in pumice could help scientists learn more about Alaska volcanoes.
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