USGS Volcano Hazards Program Volcano Update


AVO update page and observatory web site


No unusual activity was observed in mostly cloudy satellite and webcam views over the past day. AVO has received no other reports of activity.Cleveland volcano forms the western half of Chuginadak Island, a remote and uninhabited island in the east central Aleutians. It is located about 75 km (45 mi.) west of the community of Nikolski, and 1500 km (940 mi.) southwest of Anchorage. The volcano's most recent significant eruption began in February, 2001 and it produced 3 explosive events that produced ash clouds as high as 12 km (39,000 ft) above sea level. The 2001 eruption also produced a rubbly lava flow and hot avalanche that reached the sea. The most recent minor ash emissions were observed in December 2011.

Update in Common Alerting Protocol (CAP) format