EMC

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

Data Visualizations

The USArray Ground Motion Visualization (GMV)

Latest Major Earthquake Information

Magnitude 7.1 - Molucca Sea

Key Announcements

2014 Board of Directors Election Results
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Workshop on Seismic and Geodetic Facility Needs, May 4-6, 2015 - Apply Now!
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Update from IRIS President Bob Detrick – September 2014
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Donate to the David Simpson Fund for Innovation
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IRIS News RSS

01/13/2015
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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01/12/2015
2014 IRIS Workshop Report Now Available
A report on outcomes from the 2014 IRIS Workshop has been posted.
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11/25/2014
Brian Stump, Past Chair of IRIS Board, Named AAAS Fellow
Seismologist Brian Stump is recognized for distinguished contributions to his field, particularly in the area of seismic monitoring in support of the Comprehensive Nuclear-Test-Ban Treaty.
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11/24/2014
Thorne Lay, Past Chair of IRIS Board, Receives Honor from SSA
Seismologist Thorne Lay has been selected to receive the Harry Fielding Reid Medal from the Seismological Society of America for his research accomplishments and service to the scientific community.
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View Past IRIS News

Recent Major EarthquakesRSS

November 15, 2014
Molucca Sea - 7.1

November 1, 2014
Fiji - 7.1

October 14, 2014
Offshore El Salvador - 7.3

October 9, 2014
Southern East Pacific Rise - 7.1

August 24, 2014
San Francisco Bay Area - 6.0

Full Lists of Recent Earthquakes USGS

PASSCAL/Flex Array Experiments RSS

GreenISE
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

North Texas Earthquake Study
Recording earthquakes in North Texas in order to refine the locations and depths... Read more

SODA
The requested seismographs will temporarily supplement an existing broadband array that is funded by NSF Geophysics to investigate the origin of the Isabella high-velocity anomaly in the upper mantle beneath the southern Great Valley... Read more

North Texas Earthquake Study
Recording earthquakes in North Texas in order to refine the locations and depths... 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