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 Orange.
Sources: Alaska Volcano Observatory (AVO) – “Reports provided courtesy of the Smithsonian’s Global Volcanism Program [...]

Kasatochi, Andreanof Islands, USA

AVO reported that during 20-26 August seismic activity from Kasatochi was detected by stations on Great Sitkin, approximately 40 km W. Clouds prevented satellite image observations. Active fumaroles and hot pyroclastic flow deposits over much of the volcano were observed on 22 August by a visiting scientist. On 23 August, the smell of sulfur was [...]

Kasatochi, Andreanof Islands, USA

AVO reported that during 13-19 August seismic activity from Kasatochi was detected by stations on Great Sitkin, about 40 km W. Clouds prevented satellite image observations. On 17 August, the smell of sulfur was reported in the town of Adak. The Volcano Alert Level remained at Watch and the Aviation Color Code at Orange.
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Kasatochi, Andreanof Islands, USA

On 6 August, AVO raised the Volcano Alert Level for Kasatochi to Advisory and the Aviation Color Code to Yellow based on increased seismicity detected that day by instruments in the area and by field crews on the island the previous few days. Kasatochi lacks dedicated seismometers and is monitored by neighboring networks.
 On 7 August, [...]