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Bogoslof volcano (Aleutian Islands): new large explosion, ash plume to 35,000 ft
Wednesday Mar 08, 2017 10:58 AM | BY: T
Lightnings detected in the ash plume within one hour shortly after the eruption (WWLLN / AVO)
Seismic recording on MSW station (AVO) on Makushin 60 km to the east of Bogoslof
After two weeks of relative calm, another large explosion has occurred a short time ago at the volcano, showing that the recent eruptive phase is not over yet.
According to the Alaska Volcano Observatory, "a significant explosive eruption began at Bogoslof volcano at 7:36 UTC on March 8 (10:36 pm AKST on March 7)". An ash plume is estimated to have reached 35,000 ft (10.5 km) altitude and drifting east. Significant lightning activity, typical for large ash-rich eruption plumes, was also detected on satellite data.
The Aviation Color Code of Bogoslof was again raised to RED and the Alert level is WARNING. (AVO)
More explosions occurred at the volcano this morning. The Alaska Volcano Observatory detected a "series of short, explosive eruptions that started at 17:08 AKST local time (02:08 February 20 UTC) and lasted until 17:45 AKST (02:45 February 20 UTC). ... [more]
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