Cleveland VAN/VONA issued Jan 31, 2012 15:21 AKST Volcano Alert Level WATCH - Aviation Color Code ORANGE

By Newsroom America Feeds at 31 Jan 2012

Renewed eruptive activity of Cleveland Volcano has been observed in satellite data, and AVO is raising the Aviation Color Code to Orange and the Alert Level to Watch. A new lava dome has been observed in the summit crater, and as of 30 January 2012 was approximately 40 meters (130 feet) in diameter. There have been no observations of ash emissions or explosive activity during this current lava eruption. The lava dome that formed throughout the fall-winter of 2011 was largely removed by the explosive activity on 25 and 29 December, 2011. It remains possible for intermittent, sudden ...

http://volcanoes.usgs.gov/activity/archive/current.php?noticeid=6950