Volcano Update from Archive



AVO/USGS Volcanic Activity Notice

Volcano: Little Sitkin (CAVW #1101-05-)

Current Volcano Alert Level: NORMAL
Previous Volcano Alert Level: ADVISORY

Current Aviation Color Code: GREEN
Previous Aviation Color Code: YELLOW

Issued: Wednesday, January 9, 2013, 2:10 PM AKST (20130109/2310Z)
Source: Alaska Volcano Observatory
Notice Number: 2013/A2
Location: N 51 deg 57 min E 178 deg 32 min
Elevation: 3898 ft (1188 m)
Area: Aleutians Alaska

Volcanic Activity Summary: Volcanic unrest at Little Sitkin Volcano has decreased over the past several months, and the Alaska Volcano Observatory now considers it to have reached typical background levels. Thus, the Aviation Color Code has been reduced to Green and the Volcano Alert Level had been reduced to Normal.

Contacts: 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

Next Notice: A new VAN will be issued if conditions change significantly or alert levels are modified. While a VAN is in effect, regularly scheduled updates are posted at
http://www.avo.alaska.edu

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.
(1) VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA)
(2) Issued:(20130109/2310Z)
(3) Volcano:Little Sitkin (CAVW# 1101-05-)
(4) Current Color Code:GREEN
(5) Previous Color Code:yellow
(6) Source:Alaska Volcano Observatory
(7) Notice Number:2013/A2
(8) Volcano Location:N 51 deg 57 min E 178 deg 32 min
(9) Area:Aleutians Alaska
(10) Summit Elevation:3898 ft (1188 m)
(11) Volcanic Activity Summary:Volcanic unrest at Little Sitkin Volcano has decreased over the past several months, and the Alaska Volcano Observatory now considers it to have reached typical background levels. Thus, the Aviation Color Code has been reduced to Green and the Volcano Alert Level had been reduced to Normal.
(12) Volcanic cloud height:Unknown
(13) Other volcanic cloud information:Unknown
(14) Contacts: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
(15) Next Notice:A new VONA will be issued if conditions change significantly or alert levels are modified. While a VONA is in effect, regularly scheduled updates are posted at
http://www.avo.alaska.edu