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February 28, 2009
Category: Alaska
As there has been a lot of chatter about the goings-on at Redoubt, I thought I'd post the latest AVO update (3:35 PM): Redoubt volcano has not erupted. Seismicity is dominated by small discrete earthquakes and tremor remains at the...
Posted by Erik Klemetti at 5:46 PM • 18 Comments • 0 TrackBacks
February 26, 2009
Category: Alaska
The Redoubt watch is now been going for well over a month and this is how quickly things can change when monitoring volcanoes. The headline in my volcano RSS, when I saw it said: "Redoubt quiets after weeks of activity,...
Posted by Erik Klemetti at 5:48 PM • 2 Comments • 0 TrackBacks
February 25, 2009
Category: Andes
The people who remain in Chaiten face the potential for a devasting pyroclastic flow, so says Jorge Muñoz of the SERNAGEOMIN in Chile. The volcano is still producing large ash columns on Tuesday and a flyover of the dome...
Posted by Erik Klemetti at 5:55 PM • 2 Comments • 0 TrackBacks
Category: Cascades
So, there has been a lot of talk about "volcano monitoring" over the last 24 hours, now hasn't there? Now, I'm not going to revisit this discussion, but as an example of why it might be important, there is...
Posted by Erik Klemetti at 5:51 PM • 128 Comments • 0 TrackBacks
February 24, 2009
Category: Alaska
Not much new to report with Redoubt except that folks in Alaska are getting, well, a little punchy. AVO currently reports (7:12 AM): Volcanic tremor and occasional discrete earthquakes continue at Redoubt. Since 00:00 local time on 2/24, tremor amplitude...
Posted by Erik Klemetti at 5:58 PM • 0 Comments • 0 TrackBacks
February 23, 2009
Category: Volcanic hazards
I have never had to leave my home in an evacuation from a natural disaster. I'll put that out there right now. So, I might not fully understand the emotions going through people when they find out that they...
Posted by Erik Klemetti at 6:01 PM • 12 Comments • 0 TrackBacks
Category: Volcano research
Nothing much to report on the Redoubt front except more of the same. The latest report from AVO says (6:44 AM): Redoubt Volcano has not erupted. Volcanic tremor and intermittent discrete earthquakes continue. Data for the past few hours (since...
Posted by Erik Klemetti at 12:29 PM • 0 Comments • 0 TrackBacks
February 22, 2009
Category: Volcano monitoring
Lava issuing from the current eruptions at Kilauea have started a third ocean entry (and the second within the Hawai'i Volcanoes National Park). The entry is not as dramatic as some, forming a slow, dripping entry of lava into...
Posted by Erik Klemetti at 7:39 PM • 110 Comments • 0 TrackBacks
February 20, 2009
Category: Volcanic hazards
Galeras, in Colombia, appears to have entered a new cycle of activity as it has erupted for the second time in a week. A large explosion occurred this morning that was accompanied by falling ash and rocks (ballistic bombs) from the...
Posted by Erik Klemetti at 12:22 PM • 1 Comments • 0 TrackBacks
February 19, 2009
Category: Volcanology basics
Jonathan Castro has reminded me that I need a refresher on the proper terminology for ash columns related to volcanic eruptions. It is very easy to start mincing words and using them inappropriately - and that is the sort of...
Posted by Erik Klemetti at 8:41 PM • 88 Comments • 0 TrackBacks
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