A Seismic Change in Predicting How Earthquakes Will Shake Tall Buildings
In their quest to make tall buildings safe during earthquakes, engineers have for decades relied on calculations that represent the tremors and convulsions that a building can endure. Some of the...
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"Shake, Rattle, and Code" - Super Models Find Faults
"These experiments show that the physics-based model RSQSim can replicate the seismic hazard estimates derived from the empirical model, but with far fewer statistical assumptions," noted Jordan...
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Read Cray, Inc.'s Story on SCEC High-Performance Computing Work
Dr. Jordan and his team at the Southern California Earthquake Center (SCEC) are developing methods to simulate how the ground will move in the event of an earthquake. Their research is...
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Codes Developed by SDSC, SDSU, SCEC Used in Gordon Bell Prize Research
A Chinese team of researchers awarded this year’s prestigious Gordon Bell prize for simulating the devastating 1976 earthquake in Tangshan, China, used an open-source code developed by researchers at...
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The CyberShake Project: Better Seismic Hazard Information for Engineers
In earthquake country, safe buildings start with good science. The ground beneath our feet is complex, capable of earthquakes big and small – but to know exactly how the ground can move is...
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Recent Publications

Tomographic Imaging of the Central California Crust with Multiple Methods Thurber, C. H., Nayak, A., Fang, H., Zeng, X., & Zhang, H.
Comparative Study of Earthquake Clustering in Relation to Hydraulic Activities at Geothermal Fields in California Martínez-Garzón, P., Zaliapin, I., Ben-Zion, Y., Kwiatek, G., & Bohnhoff, M.
A suite of exercises for verifying dynamic earthquake rupture codes Harris, R. A., Barall, M., Aagaard, B., Ma, S., Roten, D., Olsen, K., Duan, B., Luo, B., Liu, D., Bai, K., Ampuero, J., Kaneko, Y., Gabriel, A., Duru, K., Ulrich, T., Wollherr, S., Shi, Z., Dunham, E., Bydlon, S., Zhang, Z., Chen, X., Somala, S., Pelties, C., Tago, J., Cruz-Atienza, V., Kozdon, J., Daub, E., Aslam, K., Kase, Y., Withers, K., & Dalguer, L.
Influence of fault geometry on the spatial distribution of long-term slip with implications for determining representative fault slip rates Resor, P. G., Cooke, M. L., Marshall, S. T., & Madden, E. H.
A Generic Velocity Profile for Basin Sediments in California Conditioned on VS30 Shi, J., & Asimaki, D.

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In The News

Better Performance and New Features on USGS Earthquake Website
The USGS is committed to delivering accurate and timely natural hazards information, so we’ve been working on our...
The Latest via AP: Lombok quake death toll rises to 98
National Disaster Mitigation Agency spokesman Sutopo Purwo Nugroho says the death toll from the Lombok earthquake has...
A Seismic Change in Predicting How Earthquakes Will Shake Tall Buildings
In their quest to make tall buildings safe during earthquakes, engineers have for decades relied on calculations that...
Global earthquake forecast passes test
A newly-accepted study by the journal, Seismological Research Letters, analyzes the Global Earthquake Activity Rate (...
How to earthquake proof your home or apartment for under $50
In the next 30 years, scientists predict California will have a massive earthquake. The big question is, are you...

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Recent Earthquakes

Earthquakes can happen at any time! See recent earthquakes of magnitude 2.5 or greater in California and Nevada: