AVO Logo
Site Map | FAQ |
Alaska Volcano Observatory
Summary | Color Code Definitions | Webcams | Webicorders | RSAM | Activity Notifications | Notification Search | Cleveland | Pavlof 
You are here: Home > Current Volcanic Activity

AVO VOLCANO ACTIVITY NOTIFICATION

ALASKA VOLCANO OBSERVATORY STATUS REPORT
U.S. Geological Survey
Wednesday, March 4, 2009, 12:10 PM AKST (Wednesday, March 4, 2009, 21:10 UTC)


REDOUBT VOLCANO (VNUM #313030)
60°29'7" N 152°44'38" W, Summit Elevation 10197 ft (3108 m)
Current Volcano Alert Level: WATCH
Current Aviation Color Code: ORANGE

Unrest at Redoubt Volcano continues. No eruption has occurred. Seismicity continues to be dominated by small discrete earthquakes. There have not been any significant earthquake swarms in the past 24 hours. The volcano has been mostly obscured by clouds in web camera and satellite images over the past day.

OKMOK VOLCANO (VNUM #311290)
53°23'49" N 168°9'58" W, Summit Elevation 3520 ft (1073 m)
Current Volcano Alert Level: ADVISORY
Current Aviation Color Code: YELLOW

Since 3:30 PM AKST yesterday, seismicity at Okmok has consisted of tremor bursts at the rate of one to several per hour. This is the same character of seismicity that prompted AVO to raise the color code/alert level to YELLOW/WARNING on March 2.

A caribou-survey flight yesterday flew over Okmok caldera and reported no steaming or other noteworthy surface activity. Clouds have obscured satellite views over the past day.


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

AVO has received no reports of activity at Cleveland in the past 24 hours. Nothing unusual has been observed in mostly cloudy satellite images over the past day. Low-level ash emissions may occur with little or no warning.

VOLCANO INFORMATION ON THE INTERNET: http://www.avo.alaska.edu

RECORDING ON THE STATUS OF ALASKA'S VOLCANOES (907) 786-7478

CONTACT INFORMATION:

Tom Murray, Scientist-in-Charge, USGS
tlmurray@usgs.gov (907) 786-7497

Steve McNutt, Coordinating Scientist, UAF
steve@giseis.alaska.edu (907) 474-7131

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.
Contact AVO Privacy Accessibility Information Quality FOIA
URL: avo.alaska.edu/activity/report.php
Page modified: December 2, 2016 10:12
Contact Information: AVO Web Team

twitter @alaska_avo
facebook alaska.avo
email Receive volcano updates by email: USGS VNS