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Alaska Volcano Observatory Archived 2010-04-20 at the Wayback Machine (to follow 2009 volcanic activity by geologists reports) Live updates from the AVO Twitter page. Webcams: Redoubt Volcano Webcam Archived 2009-04-01 at the Wayback Machine, USGS (intermittently available). View of north flank of Redoubt from AVO's Redoubt Hut, approximately 7 ...
The Alaska Volcano Observatory (AVO) is a joint program of the United States Geological Survey (USGS), the Geophysical Institute of the University of Alaska Fairbanks (UAFGI), and the State of Alaska Division of Geological and Geophysical Surveys (ADGGS). [3]
Redoubt volcano in eruption. Redoubt is the park's active volcano. 10,197 feet (3,108 m) high, about 10 kilometres (6.2 mi) in diameter and with a volume of about 30 to 35 cubic kilometers, the stratovolcano rises through the Chigmit batholith. It has a 1.8-kilometre (1.1 mi) wide summit crater.
A remote volcano in Alaska’s Aleutian Islands that has been active in recent weeks spewed an ash cloud up to 30,000 feet (9,144 meters) in the sky on Friday, prompting warnings to pilots.
In late May, 2009, activity decreased and the Alaska Volcano Observatory lowered the alert level. A nearly six-month period of relative quiet at the volcano ended on December 27, 2009, with renewed earthquake swarms. The AVO subsequently raised the alert level, and again warned of the possibility of a more vigorous eruption due to dome collapse ...
The Shishaldin Volcano began erupting July 11, according to the Alaska Volcano Observatory. A significant explosion at 1:09 a.m. Friday produced an ash cloud that reached up to 40,000 feet (12,192 ...
The mountain is situated immediately north of Double Glacier, 100 mi (161 km) west-southwest of Anchorage, and 17.74 mi (29 km) north-northeast of Redoubt Volcano, which is the nearest higher peak. Although modest in elevation, relief is significant since the mountain rises up from tidewater at Cook Inlet in about 20 miles, and it ranks 71st in ...
Double Glacier Volcano is an extinct volcano poking up in Double Glacier. The exposed portion is about 1.4 miles (2.3 km) long and 1,410 feet (430 m) above the Double Glacier. Its elevation is 4,839 feet (1,475 m). It was discovered about 1992. It is about 109 miles (175 km) southwest of Anchorage, Alaska.