|(1) VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA)|
|(3) Volcano:||Bogoslof (VNUM #311300)|
|(4) Current Color Code:||ORANGE|
|(5) Previous Color Code:||ORANGE|
|(6) Source:||Alaska Volcano Observatory|
|(7) Notice Number:|
|(8) Volcano Location:||N 53 deg 55 min W 168 deg 2 min|
|(10) Summit Elevation:||492 ft (150 m)|
|(11) Volcanic Activity Summary:||An short duration explosive event occurred at Bogoslof volcano at 2:42 UTC on June 1 (6:42 AKDT on May 31) and produced a small volcanic ash cloud that was observed in satellite data. Winds are transporting the cloud towards the northwest at an estimated altitude of 23,000 ft asl. The duration of the event was less than 10 minutes, and seismicity returned to low levels following the explosion.
Due to the brevity of the event, the Aviation Color Code remains at ORANGE and the Volcano Alert Level remains at WATCH.
|(12) Volcanic cloud height:||23,000 ft asl|
|(13) Other volcanic cloud information:||NWS eruption SIGMET issued.|
|(14) Remarks:||The National Weather Service Alaska Aviation Weather Unit has issued an eruption SIGMET warning for aviation up to 23,000 ft above sea level. Please see the NWS AAWU at http://www.weather.gov/aawu/sigmets for updated information on aviation warning messages.|
|(15) Contacts:||Michelle Coombs, Scientist-in-Charge, USGS
email@example.com (907) 786-7497
Jessica Larsen, Acting Coordinating Scientist, UAF
firstname.lastname@example.org (907) 322-4085
|(16) Next Notice:|
This website is supported by the U.S. Geological Survey under Cooperative Agreement Grant G19AC00060 and G19AC00171.
Mention of trade names or commercial products does not constitute their endorsement by the U.S. Geological Survey.