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Category Archives: Galeras volcano
Seismo-Blackout Columbia
It would seem that seismic data has stopped coming out of Columbia, at least for the Ruiz-Tolima massif. Several of the seismographs at Ruiz ceased updating online on the 20th, and shortly before midnight on the 21st the rest of … Continue reading
Posted in Columbia, Galeras volcano, Mt. St. Helens, Nevado del Ruiz, Tambora, Uncategorized, Volcanology, Yellowstone
Tagged St. Helens, tremor, volcano
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Seismo-Beat
As much as I’d like a plinian eruption at some remote volcano to write about, that’s just not happening today. The planet has been seismically quite interesting of over the last couple weeks, with some volcanoes getting our attention, like … Continue reading
Posted in Columbia, Galeras volcano, Nevado del Ruiz, Redoubt volcano, Tambora, Uncategorized, Volcanology
Tagged Aleutians, Machin, Rainier, Ruiz, seismograph, Vesuvius, Yellowstone
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The Earthquake-Volcano Connection
Most of us who follow volcanoes over time have been asked at some point if there is a connection between earthquakes and volcanic eruptions, that is to say, can an earthquake set off an eruption at a volcano? I’ve recently … Continue reading
The Long Period Event
Those of us who have spent a lot of time looking at seismographs (and hey, who hasn’t?) know that they can present quite a riddle for the inexperienced. There was a time when even seismologists had trouble figuring them out. … Continue reading