Recent natural and manmade seismic activity. Click figure for details.
Quakes Near Volcanoes
|Volcano||Last Week||Last Month||Average Month|
|Mount St. Helens||19||21||22|
The number of earthquakes located at each major Cascade volcano. The average shown is the median number at each volcano for the past 4 decades. Bold letters indicate more-than-average seismicity in the past month.
Posted by J. Vidale, 05/19/2013
Posted by J. Vidale, 04/25/2013
AGU Blogosphere Google images suggest careless mining rather than nature triggered Tibet landslide this month that killed 83 workers.
Posted by J. Vidale, 04/08/2013
Italian seismologists overreact to complaints about lack of urgency in L'Aquila 2009 quake warnings BBC
Posted by S. Malone, 03/15/2013
Report makes chilling forecast on Northwest quake. More than 10,000 people could die when - not if - a monster earthquake and tsunami occur just off the Pacific Northwest coast, researchers told Oregon legislators Thursday. From Seattle Times:
Latest Seismo Blog Posts
April 22, 2013
by Jon Connolly
The PNSN reduces risk within the states of Washington and Oregon by
- monitoring ground motions within the region in order to better understand earthquake and volcano hazards and their impacts on the physical, economic, political, and social environment,
- providing the most accurate information about earthquakes and volcanoes as rapidly as possible to public officials, the public, and for education, and
- advocating comprehensive and cost-effective measures for reducing the harmful effects of earthquakes and volcanoes.