Spurr Weekly Update issued Sep 12, 2014 15:44 Volcano Alert Level NORMAL - Aviation Color Code GREEN

A possible outburst of water from beneath a glacier on the lower south flank of Mount Spurr was detected beginning about 11:20 AKST on September 11. The flow appears to have been a single event lasting about 20 minutes. Similar and larger duration events have been recorded at Mount Spurr on several occasions since seismic monitoring of the volcano began in the early 1990s. The most recent one was in June 2012. AVO has no visual confirmation of an outburst or high-flow event, but based on the similarity of yesterday’s seismicity to previously confirmed events, it is likely one occurred. …

Source: Volcanoes

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