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AVO VOLCANO ACTIVITY NOTIFICATION

ALASKA VOLCANO OBSERVATORY STATUS REPORT
U.S. Geological Survey
Sunday, July 2, 2017, 5:17 PM AKDT (Monday, July 3, 2017, 01:17 UTC)


BOGOSLOF VOLCANO (VNUM #311300)
53°55'38" N 168°2'4" W, Summit Elevation 492 ft (150 m)
Current Volcano Alert Level: WARNING
Current Aviation Color Code: RED

No further ash emissions have occurred at Bogoslof Volcano since the explosion today, July 2, at 12:48 AKDT (20:48 UTC), and seismicity remains low. The eruption lasted about 16 minutes, was detected in seismic and infrasound data, and produced a cloud up to 36,000 ft asl that was carried easterly over northern Unalaska. Observers in Dutch Harbor report no noticeable ash fall from today's eruption. The National Weather Service issued a SIGMET that remains in effect.

The Aviation Color Code remains at RED and the Alert Level remains at WARNING. Additional ash-producing eruptions could occur at any time with no detectable precursors.


Status of the ash cloud forecast can be found at the National Weather Service Alaska Aviation Weather Unit website at http://aawu.arh.noaa.gov/

OTHER ALASKA VOLCANOES

Information on all Alaska volcanoes is available at : http://www.avo.alaska.edu.

For definitions of Aviation Color Codes and Volcano Alert Levels, see: http://www.avo.alaska.edu/color_codes.php

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CONTACT INFORMATION:

Michelle Coombs, Scientist-in-Charge, USGS
mcoombs@usgs.gov (907) 786-7497

Mike West, Acting Coordinating Scientist, UAFGI
mewest@alaska.edu (907) 322-4085

The Alaska Volcano Observatory is a cooperative program of the U.S. Geological Survey, the University of Alaska Fairbanks Geophysical Institute, and the Alaska Division of Geological and Geophysical Surveys.
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