The IRIS Earth Model Collaboration (EMC) Horizontal Slice Viewer.

Data Visualizations

The USArray Ground Motion Visualization (GMV)

Latest Major Earthquake Information

Magnitude 7.5 - Papua New Guinea

Key Announcements

Submit Whitepaper by Apr 15 about the Future Seismic and Geodetic Facility Needs in the Geosciences
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Donate to the David Simpson Fund for Innovation
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Program Alumni Receive NSF Graduate Research Fellowships and Honorable Mentions
Former IRIS interns were recently awarded the NSF Graduate Research Fellowship in geophysics or were nominated for an Honorable Mention.
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Update from IRIS President Bob Detrick – March 2015
Bob Detrick highlights personnel changes at IRIS, welcomes new governance members, and shares recent and upcoming activities.
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IRIS Leadership Plans for the Future
Looking to the future, IRIS leadership recently participated in a professionally facilitated strategic planning session to continue development of a roadmap.
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Early Career Scientists and Geoscience Education Researchers Explore Collaborations
A workshop was held in mid-January to catalyze relationships between the two communities to address the foundational research needed on how people learn geoscience content and develop into expert geoscientists.
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IRIS PASSCAL Helps Deploy Seismographs in Antarctica
The seismic stations installed on the ice shelf will provide data to study wave interactions and the deep earth below.
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2014 IRIS Workshop Report Now Available
A report on outcomes from the 2014 IRIS Workshop has been posted.
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View Past IRIS News

Recent Major EarthquakesRSS

March 29, 2015
Papua New Guinea - 7.5

February 27, 2015
Flores Sea - 7.0

February 13, 2015
Northern Mid-Atlantic Ridge - 7.1

November 15, 2014
Molucca Sea - 7.1

November 1, 2014
Fiji - 7.1

Full Lists of Recent Earthquakes USGS

PASSCAL/Flex Array Experiments RSS

Deploy 30 PASSCAL broadband stations in late 2015 or early 2016 for approximately 18 months to complement 12 UW broadband stations that will be deployed in late 2014 or early 2015, subject to the NSF IES project being funded... Read more

The Greenland Ice Seismic Experiment (GreenISE) is to investigate the structure of a perennial firn aquifer found near the surface of the Greenland ice sheet... Read more

We plan to deploy 5 short-period seismometers around an actively pumping injection well in Weld County, CO... Read more

2015 IAS
Imaging the Socorro Fault. Read more

Map of PASSCAL Experiments
Current and future experiments.

EarthScope / USArray Status

USArray Map
Earthscope Click the map above for a more detailed view.

USArray Homepage