Last Updated: Tuesday, October 25, 2016

AVO raises alert level for Cleveland volcano to orange after explosion


October 24, 2016: The Alaska Volcano Observatory (AVO) has raised the alert level for the Cleveland volcano to orange from yellow after detecting explosion.

The explosion at Cleveland volcano was recorded at 13:10 AKDT (21:10 UTC). The explosion was heard by the residents in Nikolski, about 75 km from Cleveland volcano.

"The most recent significant period of eruption began in February, 2001 and produced 3 explosive events that generated ash clouds as high as 39,000 ft above sea level," the volcano observatory noticed stated on Monday.

According to the observatory, the orange code, the second-highest on the scale, is issued when a volcano is "exhibiting heightened or escalating unrest with increased potential of eruption."

The volcano, named after U.S. President Grover Cleveland, is located about 75 km (45 mi) west of the community of Nikolski, and 1500 km (940 mi) southwest of Anchorage.