The Volcano Adventure Guide: Excellent information and background for anyone wishing to visit active volcanoes safely and enjoyably. The book presents guidelines to visiting 42 different volcanoes around the world.
Seismic activity at the volcano decreased after the small increase on 7 June, but the volcano continues to produce minor activity: steam emissions were occasionally observed from the summit crater. ...more
Satellite images showed an approximately 55 km-long steam plume drifting W on 14 June, and a thermal anomaly during 15-16 and 20 June. The Aviation Color Code remained at Yellow and the Volcano Alert Level remained at Advisory. (Smithsonian / USGS Weekly Volcanic Activity Report 14-20 June 2017) [less]
The volcano has been showing increased seismic activity over the past several days, and there might be minor eruptive activity occurring, as the Alaska Volcano Observatory noted: ...more
"... there has been an increase in low-frequency earthquake activity at Pavlof. Such increases are sometimes seen prior to eruptive episodes, however in other cases they decline without eruptive activity. "In addition, several short duration tremor-bursts have been observed today, and AVO received a pilot report of a possible ash cloud this afternoon. Infrasound data from local instruments on Pavlof and from a more distant network in Sand Point do not show any evidence of significant explosive activity. [less]
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