Latest U.S. Volcano Alerts and Updates for Thursday, Jan 15, 2009 at 11:07:05 PST
- 2009-01-15 18:23:32 Kilauea Watch Orange
- 2009-01-15 17:58:23 Long Valley Volcanic Center Normal Green
- 2009-01-14 21:02:41 Redoubt Advisory Yellow
- 2009-01-14 21:02:41 Shishaldin Advisory Yellow
- 2009-01-14 21:02:41 Cleveland Advisory Yellow
- 2009-01-13 18:42:15 Mauna Loa Advisory Yellow
- 2009-01-10 02:45:13 Yellowstone Normal Green
- 2009-01-09 23:17:23 Cascade Range Normal Green
- 2009-01-09 00:52:30 Anatahan Normal Green
Features
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Yellowstone Lake Earthquake Swarm Summary as of 8 January 2009
Seismic activity at Yellowstone Lake in Yellowstone National Park increased in late December 2008. As of January 8, 2009, the seismic activity has markedly decreased. Earthquake swarms within the Yellowstone caldera are typical, with magnitudes occasionally ranging above 4.0. All earthquakes with magnitudes greater than 2.0 have now been reviewed by YVO seismologists. See our new article, Yellowstone Lake Earthquake Swarm Summary as of 8 January 2009 for more information about this swarm and past activity.
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This Dynamic Planet: A Teaching Companion
Access classroom exercises and background information on plate tectonics.
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VHP Update Feeds
Access our updates from a news reader.
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Volcanic Ash Information
Volcanic Ash information including guidance for homes, businesses, and communities.
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View our Web Cams
See real-time images of several U.S. volcanoes.
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Features Archive …
