Wrangell VAN/VONA issued Jan 27, 2012 14:21 AKST Volcano Alert Level UNASSIGNED - Aviation Color Code UNASSIGNED

AVO can no longer seismically monitor Wrangell volcano because of seismic station outages. As a result, AVO is unable to assess seismic activity at this volcano. As at other volcanoes without real-time seismic networks, AVO will continue to use satellite data and reports from pilots and ground observers to detect signs of eruptive activity. Because Wrangell is no longer seismically monitored, we are changing both the Volcano Alert Level from Normal and Aviation Color Code from Green to "UNASSIGNED". Wrangell will likely remain without real-time seismic monitoring until the summer of 2012, ...

http://volcanoes.usgs.gov/activity/archive/current.php?noticeid=6943