Monday, March 23, 2009

Alaska Volcano Erupts

Alaska's Mt. Redoubt volcano erupts with five major explosions; ash cloud ascends 50,000 feet | Outposts | Los Angeles Times

Mt. Redoubt's north flank, as photographed from the south.

Alaska's Mt. Redoubt Volcano, which had been in a tempestuous mood for two months, erupted Sunday night at 10:38 p.m., sending an ash cloud 50,000 feet above sea level.

The Alaska Volcano Observatory recorded four more large explosions during the night. Tina Neal, a geologist with the U.S. Geological Survey, said that "so far the major population centers in south-central Alaska have been spared any kind of dusting of ash."

The enormous plume was drifting to the north over an expansive wilderness parcel and so far only the small town of Skwentna, 100 miles north of Redoubt, had reported experiencing ash fall, mixed with snow.

Neal said the duration eruptions varied from 10 to 20 minutes. The weather is cloudy and snowy at the volcano, which is located 110 miles southwest of Anchorage, due west of the Kenai Peninsula across the Cook Inlet.

Scientists will perform a fly-over today and attempt to take photographs.

The volcano last erupted in 1989-90, periodically over a period of six months, and scientists anticipate another lengthy episode.

Updates and fresh photos will be posted here as more information becomes available. Good luck to those living nearby. You might wish to take a look at the AVO's ashfall preparedness link.

--Pete Thomas and Kelly Burgess

feet
6:53 AM, March 23, 2009

Mt. Redoubt's north flank, as photographed from the south.

Alaska's Mt. Redoubt Volcano, which had been in a tempestuous mood for two months, erupted Sunday night at 10:38 p.m., sending an ash cloud 50,000 feet above sea level.

The Alaska Volcano Observatory recorded four more large explosions during the night. Tina Neal, a geologist with the U.S. Geological Survey, said that "so far the major population centers in south-central Alaska have been spared any kind of dusting of ash."

The enormous plume was drifting to the north over an expansive wilderness parcel and so far only the small town of Skwentna, 100 miles north of Redoubt, had reported experiencing ash fall, mixed with snow.

Neal said the duration eruptions varied from 10 to 20 minutes. The weather is cloudy and snowy at the volcano, which is located 110 miles southwest of Anchorage, due west of the Kenai Peninsula across the Cook Inlet.

Scientists will perform a fly-over today and attempt to take photographs.

The volcano last erupted in 1989-90, periodically over a period of six months, and scientists anticipate another lengthy episode.

Updates and fresh photos will be posted here as more information becomes available. Good luck to those living nearby. You might wish to take a look at the AVO's ashfall preparedness link.

--Pete Thomas and Kelly Burgess
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