Elevated Volcanic Activity and Information Releases
Thursday, Sep 13, 2012 at 01:00:30 PDT.
The following U.S. volcanoes are known
to be above normal background (elevated unrest or eruptions) or have shown activity that warranted an Information Release (for example, an earthquake swarm).
Times are local to the volcano and in military format.
Volcano Alert Levels & Aviation Color Codes defined at
http://volcanoes.usgs.gov/activity/alertsystem.
-
Little Sitkin
Alert Level=ADVISORY. Aviation Color Code=YELLOW. As of Sep 12, 2012, 12:08 AKDT
Seismic swarm continues at a moderate level.
(Change to current status occurred on Aug 30, 2012 04:23 AKDT from Alert Level UNASSIGNED and Aviation Color Code UNASSIGNED )
For more information see http://volcanoes.usgs.gov/activity/archiveupdate.php?noticeid=7749 -
Iliamna
Alert Level=ADVISORY. Aviation Color Code=YELLOW. As of Sep 12, 2012, 12:08 AKDT
Seismicity remains slightly above background.
(Change to current status occurred on Mar 9, 2012 13:07 AKDT from Alert Level NORMAL and Aviation Color Code GREEN )
For more information see http://volcanoes.usgs.gov/activity/archiveupdate.php?noticeid=7748 -
Cleveland
Alert Level=ADVISORY. Aviation Color Code=YELLOW. As of Sep 12, 2012, 12:08 AKDT
No activity reported since 20 August.
(Change to current status occurred on Sep 5, 2012 12:17 AKDT from Alert Level WATCH and Aviation Color Code ORANGE )
For more information see http://volcanoes.usgs.gov/activity/archiveupdate.php?noticeid=7747 -
Kilauea
Alert Level=WATCH. Aviation Color Code=ORANGE. As of Sep 12, 2012, 07:52 HST
DI deflation and lava lake dropping; lava dropping in Pu`u `O`o Crater floor's pits; minor lava flows to the SE, top of pali; gas emissions elevated.
(Change to current status occurred on Mar 9, 2011 19:45 HST from Alert Level WARNING and Aviation Color Code RED )
For more information see http://volcanoes.usgs.gov/activity/archiveupdate.php?noticeid=7746 -
Pagan
Alert Level=ADVISORY. Aviation Color Code=YELLOW. As of Sep 7, 2012, 09:58 ChST
Low-level unrest. YELLOW/ADVISORY. Persistent steam/gas plume.
(Change to current status occurred on Oct 6, 2011 14:21 ChST from Alert Level UNASSIGNED and Aviation Color Code UNASSIGNED )
For more information see http://volcanoes.usgs.gov/activity/archiveupdate.php?noticeid=7724
