AVO Bogoslof ORANGE/WATCH - Explosive eruption occured May 16 (May 17 UTC) for the first time in over two months.
May 19, 2017 21:37 - Following a pause in explosive activity that lasted a little over two months, Bogoslof erupted explosively Tuesday night (May 16) at 22:32 AKDT (06:32 May 17 UTC). The eruption, which lasted about 70 minutes, was detected by seismic and infrasound sensors on neighboring islands and the resulting ash cloud generated volcanic lightning that was detected by the Worldwide Lightning Location Network. A pilot report and satellite images showed that the plume rose as high as 36,000 ft asl, and then drifted to the southwest. Trace ashfall was reported in the community of Nikolski ...