Elevated Volcanic Activity and Information Releases
Monday, May 21, 2012 at 02:10:13 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.
-
Iliamna
Alert Level=ADVISORY. Aviation Color Code=YELLOW. As of May 20, 2012, 18:43 AKDT
Seismic activity just 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=7321 -
Cleveland
Alert Level=WATCH. Aviation Color Code=ORANGE. As of May 20, 2012, 18:43 AKDT
Elevated surface temperatures have been detected at Cleveland. No evidence of ash.
(Change to current status occurred on Mar 28, 2012 15:24 AKDT from Alert Level ADVISORY and Aviation Color Code YELLOW )
For more information see http://volcanoes.usgs.gov/activity/archiveupdate.php?noticeid=7322 -
Kilauea
Alert Level=WATCH. Aviation Color Code=ORANGE. As of May 20, 2012, 08:30 HST
Inflation and lava lake fluctuations; active flows SE of Pu`u `O`o crater but no ocean entry; 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=7320 -
Pagan
Alert Level=ADVISORY. Aviation Color Code=YELLOW. As of May 18, 2012, 07:58 ChST
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=7312
