Articles tagged "avo"


Anomalous seismic activity reported at Semisopochnoi volcano, Alaska

A swarm of earthquakes started at Semisopochnoi volcano on June 9 and escalated on June 12 at approximately 20:00 UTC, the Alaska Volcano Observatory (AVO) reported yesterday.The continuation of this anomalous seismic activity prompted AVO to raise the Aviatio

June 14, 2014


New tool for reporting Alaska volcanic ash fall allows residents to assist scientific monitoring

The Alaska Volcano Observatory (AVO) has developed a new online tool for reporting visible volcanic ash designed for residental reports. Wilderness pilots, hikers, boaters and people in Alaskan communities can now report online to authorities if they

July 02, 2013


Low-level eruption of lava and increased seismic activity at Pavlof volcano

Alaska Volcano Observatory (AVO) reported increased seismic activity at Pavlof volcano and presence of intense elevated surface temperatures on the morning of May 13, 2013. An intense thermal anomaly at the summit was observed in latest satellite imagery. AVO

May 14, 2013


Cleveland volcano in Aleutian Islands woke up - A new dome has formed in the summit crater

Elevated surface temperatures were detected in satellite images of Cleveland volcano over the last 24 hours. The aviation color code and volcano alert level were changed to ORANGE/WATCH based on evidence that a new dome has formed in the summit crater of Cleveland. The

February 07, 2013

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Scientists fear of Cleveland eruption

A thermal anomaly was observed in satellite data over the past day, which is consistent with continued growth of the lava dome. No ash emissions have been observed during this current eruptive episode that began in mid-July 2011. No other new reports have been received

September 19, 2011