|(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 eruption of Bogoslof volcano began at 1:06 UTC on July 11 (17:06 AKDT on July 10) and lasted about 15 minutes based on seismic data. No volcanic cloud has been observed in satellite data, and no volcanic lightning or infrasound has been detected. Winds are toward the east-southeast.
We are evaluating the magnitude of this eruptive episode. The Aviation Color Code remains at ORANGE and the Volcano Alert Level remains at WATCH at present. AVO is evaluating all data sources and will update this report as more information becomes available.
|(12) Volcanic cloud height:||None detected yet.|
|(13) Other volcanic cloud information:||n/a|
|(14) Remarks:||Please see the NWS AAWU at http://www.weather.gov/aawu/sigmets for updated information on aviation warning messages.|
|(15) Contacts:||Chris Waythomas, Acting Scientist-in-Charge, USGS
firstname.lastname@example.org (907) 786-7497
Jeff Freymueller, Coordinating Scientist, UAFGI
email@example.com (907) 322-4085
|(16) Next Notice:|
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