Monthly Archives: April 2009

Amazing New Images of Redoubt!

Posted on April 16, 2009 by Robert Peckyno

  Stromboli online has posted some absolutely stunning images from the Redoubt eruption including this gem. See all of their photographs @ Stromboli Online!

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OSU researchers journey into the deep ocean to study undersea eruptions.

Posted on April 12, 2009 by Robert Peckyno

When OSU’s William Chadwick and Robert Dziak traveled to the Mariana Islands northwest of Guam in 2004, they observed something no one had seen before — a live, deep-ocean volcanic eruption from a remotely operated vehicle, or ROV. They repeated … Continue reading →

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What’s the most recent eruption of Vesuvius and will it erupt again?

Posted on April 6, 2009 by laceymarie1987

  Photo by Italian Air Force from Green and Short (1971). Vesuvius has erupted about three dozen times since 79 A.D., most recently from 1913-1944. The 1913-1944 eruption is thought to be the end of an eruptive cycle that began … Continue reading →

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Exploring Vesuvius

Posted on April 6, 2009 by Robert Peckyno

The University of Rhode Island has developed an educational website designed to help students learn about the processes of explosive volcanic activity through the use of inquiry-based techniques. The exercises use the 79 AD eruption of Vesuvius volcano in Italy … Continue reading →

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Tungurahua, Ecuador

Posted on April 6, 2009 by Robert Peckyno

During 25-27 and 30-31 March, IG reported that steam-and-ash plumes from Tungurahua rose to altitudes of 5.5-7 km (18,000-23,000 ft) a.s.l. and drifted NW, NE, E, and SW. On 25 March, ashfall was reported in areas to the SW and … Continue reading →

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Suwanose-Jima, Ryukyu Islands, Japan

Posted on April 6, 2009 by Robert Peckyno

Based on information from JMA, the Tokyo VAAC reported an explosion from Suwanose-jima on 28 March. JMA reported three explosions on 30 March. Details of possible resultant ash plumes on either day were not reported. Sources: Japan Meteorological Agency (JMA), … Continue reading →

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Shiveluch, Russia

Posted on April 6, 2009 by Robert Peckyno

KVERT reported that seismic activity at Shiveluch was above background levels during 20-27 March. Based on interpretations of seismic data, ash plumes likely rose to an altitude of 6 km (19,700 ft) a.s.l. According to observers, fumaroles were active during … Continue reading →

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Sakura-Jima, Japan

Posted on April 6, 2009 by Robert Peckyno

Based on information from JMA, the Tokyo VAAC reported that an explosion from Sakura-jima on 26 March produced a plume that rose to an altitude of 2.1 km (7,000 ft) a.s.l. and drifted SE. JMA reported occasional weak eruptions during … Continue reading →

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Rabaul, Papua New Guinea

Posted on April 6, 2009 by Robert Peckyno

RVO reported that during 21-26 March white and occasional gray ash plumes from Rabaul caldera’s Tavurvur cone rose 500 m above the crater and drifted in variable directions. Incandescence from the summit crater was seen at night. Light ashfall was … Continue reading →

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Krakatau, Indonesia

Posted on April 6, 2009 by Robert Peckyno

CVGHM reported that seismicity from Krakatau increased during 19-25 March. Fog prevented observations on 24 March. During periods of clear weather on 25 March, white-to-gray plumes rose 400 m above Anak Krakatau. The Alert Level remained at 2 (on a … Continue reading →

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