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AVO VOLCANO ACTIVITY NOTIFICATION

ALASKA VOLCANO OBSERVATORY DAILY UPDATE
U.S. Geological Survey
Saturday, July 20, 2013, 12:17 PM AKDT (Saturday, July 20, 2013, 20:17 UTC)


PAVLOF VOLCANO (VNUM #312030)
55°25'2" N 161°53'37" W, Summit Elevation 8261 ft (2518 m)
Current Volcano Alert Level: ADVISORY
Current Aviation Color Code: YELLOW

No elevated surface temperatures are detected in mostly clear satellite data. Seismic activity has been low. No ash or gas emissions have been detected in satellite data, web camera images, or reported by pilots. Observers in the field report on-going lava flows and associated water drainage down the north-northwest flank of Pavlof.

VENIAMINOF VOLCANO (VNUM #312070)
56°11'52" N 159°23'35" W, Summit Elevation 8225 ft (2507 m)
Current Volcano Alert Level: WATCH
Current Aviation Color Code: ORANGE

Nearly continuous, low-level volcanic tremor continues to be seen in seismic data the and satellite observations show elevated surface temperatures at the intracaldera cone of Veniaminof volcano. Available data indicate an ongoing low-level eruption characterized by effusion of lava and emission of minor amounts of ash and steam.



CLEVELAND VOLCANO (VNUM #311240)
52°49'20" N 169°56'42" W, Summit Elevation 5676 ft (1730 m)
Current Volcano Alert Level: ADVISORY
Current Aviation Color Code: YELLOW

Cleveland volcano was observed today in mostly clear satellite images. No elevated surface temperatures or other outward signs of unrest were observed. AVO has received no other reports of activity at the volcano.

VOLCANO INFORMATION ON THE INTERNET: http://www.avo.alaska.edu
RECORDING ON THE STATUS OF ALASKA'S VOLCANOES (907) 786-7478

CONTACT INFORMATION:

John Power, Scientist-in-Charge, USGS
jpower@usgs.gov (907) 786-7497

Jeff Freymueller, Coordinating Scientist, UAFGI
jeff.freymueller@gi.alaska.edu (907) 378-7556

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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