IRIS Notices

Short Survey Seeks Your Feedback on IRIS DMC Tools
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2009 Board of Directors Election Results
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Report Released from the Long Range Science Plan for Seismology Workshop
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IRIS News

02/03/2010
IRIS DMS to Host PQLX Workshop on June 8
A one-day hands-on workshop on the PQLX (PASSCAL Quick Look eXtended) software will be conducted on June 8, 2010, in Snowbird, Utah, just prior to the 2010 IRIS Workshop. Principal investigators and researchers involved with data quality and analysis are encouraged to attend.
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01/30/2010
IRIS Consortium Bids Farewell to Marcos Alvarez
After 15 years with the IRIS Consortium and more than 20 years associated with PASSCAL, Marcos Alvarez is headed to New Zealand to pursue an exciting, new opportunity.
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01/13/2010
Haiti Earthquake Educational Resources Now Available!
Download background information, a powerpoint presentation, animations and other materials on yesterday's devastating 7.0 magnitude earthquake in Haiti.
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01/06/2010
IRIS Welcomes New Accounting Manager
The IRIS business office starts the new year welcoming Nicole Tatro as Accounting Manager.
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12/14/2009
Seismic Instrumentation Technology Symposium Presentations Now Available
IRIS, NEES and USGS hosted the first joint seismic instrumentation technology symposium on November 10-11. Copies of the presentations are available on the IRIS web site.
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12/05/2009
Students Share Their Experience Conducting Site Reconnaissance
The Transportable Array student team from Texas A&M University tell their story about conducting site reconnaissance.
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11/18/2009
Read the Newest Issue of the IRIS Newsletter
This issue of the IRIS newsletter includes information about IRIS activities at AGU and the slate of candidates for the IRIS Board of Directors.
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View Past IRIS News

PASSCAL Experiments

August/September 2009 New Mexico Earthquake Swarm in the Central Rio Grande Rift
Seismicity in central New Mexico, southwestern United States, is dominated by earthquakes occurring above the mid-crustal Socorro Magma Body (SMB).Beginning in late August 2009, a very productive swarm of over 580 earthquakes (as of September 17, 2009) marks the most active period since 2005. Read More

Batholiths Onland 2009
In July 2009, several IRIS/PASSCAL scientists assisted with the Batholiths Onland project. This large group effort involved over 50 scientists and grad students, for the purpose of making "a seismic refraction and wide-angle reflection survey across the Coast Mountains batholith of British Columbia, Canada." Read More

Sierra Negra Volcano, Galapagos Islands Deployment
In July and August of 2009, seven scientists deployed several seismic sensors for a two-year multidisciplinary study of one of the world's most active volcanoes, the Sierra Negra Volcano of the Galapagos Islands. Read More

Map of PASSCAL Experiments
Current and Future Experiments Read More

View Previously Highlighted Experiments

Recent Major Earthquakes

February 4, 2010
Offshore Northern California - 5.9

January 12, 2010
Haiti - 7.0

January 9, 2010
Offshore Northern California - 6.5

January 3, 2010
Solomon Islands - 7.1

December 30, 2009
Baja California, Mexico - 5.9

Full Lists of Recent Earthquakes

EarthScope / USArray Status

Click the map above for a more detailed view.

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