AVO/USGS Volcanic Activity Notice

Volcano: Okmok (VNUM #311290)

Current Volcano Alert Level: WATCH
Previous Volcano Alert Level: WARNING

Current Aviation Color Code: ORANGE
Previous Aviation Color Code: RED

Issued: Wednesday, July 16, 2008, 3:42 PM AKDT
Source: Alaska Volcano Observatory
Notice Number:
Location: N 53 deg 23 min W 168 deg 9 min
Elevation: 3520 ft (1073 m)
Area: Aleutians

Volcanic Activity Summary: The aviation color code for Okmok Volcano has been lowered from RED to ORANGE. The volcano alert level has been lowered from WARNING to WATCH. Okmok Volcano continues to erupt. Seismicity has changed from nearly continuous volcanic tremor to a more episodic character, and the overall seismic intensity has declined. The most recent satellite imagery indicates little or no ash, however weather clouds may be obscuring an ash signal.

Remarks: Please see http://www.avo.alaska.edu/activity/Okmok.php for more information.

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

---