Monthly Archives: September 2008

Kilauea, Hawaii, USA

HVO reported that during 27 August-2 September, lava flowed SE through a lava tube system from underneath Kilauea’s Thanksgiving Eve Breakout (TEB) and rootless shield complex and reached the Waikupanaha ocean entry. On 31 August, students from the University of … Continue reading

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Karymsky, Russia

KVERT reported that seismic activity at Karymsky was at background levels during 21-23 August and above background levels during 24-27 August. Possible explosions may have generated ash plumes to an altitude of 3.2 km (10,500 ft) a.s.l. Analysis of satellite … Continue reading

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Dukono, Halmahera, Indonesia

Based on analysis of satellite imagery, the Darwin VAAC reported that on 2 September a low-level ash plume from Dukono drifted WNW. Source: Darwin Volcanic Ash Advisory Centre (VAAC) – “Reports provided courtesy of the Smithsonian’s Global Volcanism Program and … Continue reading

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Chikurachki, Kuril Islands, Russia

KVERT reported that clouds mostly prevented satellite image views of Chikurachki during 22-29 August. No ash plumes were observed during times of clearer weather. The level of seismicity was unknown because Chikurachki lacks dedicated seismic instruments. The Level of Concern … Continue reading

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Chaitén, Chile

SERNAGEOMIN reported that clouds obscured camera views of Chaitén’s eruption plume during most of 26-29 August. Glimpses utilizing the web camera revealed that continuous ash plumes rose to an altitude of 1.5 km (4,900 ft) a.s.l. and drifted SW. They … Continue reading

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Batu Tara, Komba Island, Indonesia

Based on analysis of satellite imagery, the Darwin VAAC reported that on 2 September a low-level ash plume from Batu Tara drifted W. Source: Darwin Volcanic Ash Advisory Centre (VAAC) – “Reports provided courtesy of the Smithsonian’s Global Volcanism Program … Continue reading

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Soufriére Hills, Montserrat, West Indies

MVO reported that during 22-29 August, observations suggested that the W side of the Soufrière Hills lava dome continued to grow. Lahars descended numerous river valleys during 25-27 August. Incandescence originating from a scar on lava dome created by the … Continue reading

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Piton de la Fournaise, Reunion Island, Indian Ocean

OVPDLF reported an increase of seismic activity beneath the summit of Piton de la Fournaise on 31 August. Deformation was also detected at the top of Dolomieu and, coupled with the increase in seismicity, prompted OVPDLF to raise the Alert … Continue reading

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Kasatochi, Andreanof Islands, USA

AVO reported that during 27 August-2 September seismic activity from Kasatochi detected by stations on Great Sitkin, approximately 40 km W, declined. Clouds prevented satellite image observations. The Volcano Alert Level remained at Watch and the Aviation Color Code at … Continue reading

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Crystals Improve Understanding Of Volcanic Eruption Triggers

The team, from Durham University and the University of Leeds, studied crystal formation from a volcano, in Santorini, in Greece, to calculate the timescale between the trigger of volcanic activity and the volcano’s eruption. Lead author Dr Victoria Martin, of … Continue reading

Posted in Education