Geoffrey Ely

SAF Simulation


2015-2023: Owner
Elygeo Consulting,

2011-2014: Postdoctoral Appointee
Leadership Computing Facility, Argonne National Laboratory.

2008-2011: Postdoctoral Research Associate
Department of Earth Sciences, University of Southern California.

2000-2007: Graduate Research Assistant
Institute of Geophysics and Planetary Physics, University of California San Diego.

1997-2000: Graduate Research Assistant
Department of Geology, San Diego State University.


2008: Doctor of Philosophy
Earth Sciences, University of California San Diego.

2001: Master of Science
Geological Sciences, San Diego State University.

1996: Bachelor of Science
Geophysics, University of California Santa Barbara.


Archuleta+7-1997 Archuleta, R., C. Nicholson, J. Steidl, L. Gurrola, C. Alex, E. Cochran, G. Ely, and T. Tyler. 1997. “Initial Source and Site Characterization Studies for the U.C. Santa Barbara Campus.” Lawrence Livermore National Laboratory Report UCRL-ID-129196. Lawrence Livermore National Laboratory. ⇩PDF
Bielak+12-2009 Bielak, J., R. Graves, K. Olsen, R. Toborda, L. Ramírez-Guzmán, S. Day, G. Ely, et al. 2009. “The ShakeOut Earthquake Scenario: Verification of Three Simulation Sets.” Geophys. J. Int. 180 (1): 375–404. ⇩PDF
Cui+12-2010 Cui, Y., K. Olsen, T. Jordan, K. Lee, J. Zhou, P. Small, D. Roten, et al. 2010. “Scalable Earthquake Simulation on Petascale Supercomputers.” In IEEE International Conference for High Performance Computing, Networking, Storage and Analysis (SC). ⇩PDF
Day+Ely-2002 Day, S., and G. Ely. 2002. “Effect of a Shallow Weak Zone on Fault Rupture: Numerical Simulation of Scale-Model Experiments.” Bull. Seism. Soc. Am. 92 (8): 3022–41. ⇩PDF
SOM-Ely+2-2008 Ely, G., S. Day, and J.-B. Minster. 2008. “A Support-Operator Method for Visco-Elastic Wave Modeling in 3d Heterogeneous Media.” Geophys. J. Int. 172 (1): 331–44. ⇩PDF
SORD-Ely+2-2009 Ely, G., S. Day, and J.-B. Minster. 2009. “A Support-Operator Method for 3d Rupture Dynamics.” Geophys. J. Int. 177 (3): 1140–50. ⇩PDF
SAF-Ely+2-2010 Ely, G., S. Day, and J.-B. Minster. 2010. “Dynamic Rupture Models for the Southern San Andreas Fault.” Bull. Seism. Soc. Am. 100 (1): 131–50. ⇩PDF
Vs30GTL-Ely+4-2016 Ely, G., P. Small, T. Jordan, P. Maechling, and F. Wang. 2016. “A VS30-Derived Near-Surface Seismic Velocity Model.” In Preperation.
Thesis-Ely-2001 Ely, G. 2001. “Simulating the Effect of a Shallow Weak Zone on Near-Source Ground Motion.” Master’s thesis, San Diego State University.
Dissertation-Ely-2008 Ely, G. 2008. “A Method for Dynamic Earthquake Rupture Simulation with Applications to a Large Southern San Andreas Scenario.” PhD thesis, University of California, San Diego. ⇩PDF
Harris+22-2009 Harris, R., M. Barall, R. Archuleta, E. Dunham, B. Aagaard, J. Ampuero, H. Bhat, et al. 2009. “The SCEC/USGS Dynamic Earthquake Rupture Code Verification Exercise.” Seism. Res. Lett. 80 (1): 119–26. ⇩PDF
Olsen+Ely-2009 Olsen, K., and G. Ely. 2009. “WebSims: A Web-Based System for Storage, Visualization, and Dissemination of Earthquake Ground Motion Simulations.” Seism. Res. Lett. 80 (6): 1002–7. ⇩PDF
Rollins+2-2015 Rollins, C., G. Ely, and T. Jordan. 2015. “Coulomb Stress Changes Imparted by Simulated M>7 Earthquakes to Major Fault Surfaces in Southern California.” In Preperation.
Shaw+16-2015 Shaw, J., A. Plesch, C. Tape, M. Suess, T. Jordan, G. Ely, E. Hauksson, et al. 2015. “Unified Structural Representation of the Southern California Crust and Upper Mantle.” Earth Planet. Sc. Lett. 415 (0): 1–15. ⇩PDF
Small+8-2017 Small, P., D. Gill, P. Maechling, R. Toborda, S. Callaghan, T. Jordan, K. Olsen, G. Ely, and C. Goulet. 2017. “The SCEC Unified Community Velocity Model Software Framework.” Seism. Res. Lett. 88 (6): 1539–52. ⇩PDF

Selected Presentations

SSA-Ely+13-2010 Ely, G., T. Jordan, P. Maechling, K. Olsen, S. Day, J.-B. Minster, R. Graves, et al. 2010. “The Big Ten Earthquake Scenarios for Southern California.” presented at the SSA annual meeting, Portland, OR. ⇩PDF
AGU-Ely+2-2007 Ely, G., S. Day, and J.-B. Minster. 2007. “Verification of SORD, and Application to the TeraShake Scenario.” presented at the AGU Fall Meeting, San Francisco, CA. Awarded Outstanding Student Paper, Earth and Space Science Informatics Focus Group. ⇩PDF
Ely, G., S. Day, and J.-B. Minster. 2008. “A Support-Operator Method for Dynamic Earthquake Rupture Simulation.” presented at the 6th ACES International Workshop, Cairns, AUS.
IGPP-Ely+4-2001 Ely, G., S. Day, J.-B. Minster, C. Bradley, and K. Olsen. 2001. “Dynamic Modeling of Earthquake Sources.” presented at the IGPP 20th Anniversary Symposium, Los Alamos National Laboratory, NM. ⇩PDF
AGU-Ely+6-2003 Ely, G., Q. Xin, M. Faerman, S. Day, J.-B. Minster, G. Kremenek, and R. Moore. 2003. “Earthquake Source Simulations: A Coupled Numerical Method and Large Scale Simulations.” presented at the AGU Fall Meeting, San Francisco, CA. ⇩PDF
ShakeOut-Ely+Graves-2008 Ely, G., and R. Graves. 2008. Visualization of The ShakeOut Earthquake Scenario Simulation. ⇩QuickTime
SCEC-Ely+Olsen-2008 Ely, G., and K. Olsen. 2008. “WebSims: A Python-Based Web Application for Storing, Exploring and Disseminating 4d Earthquake Simulation Data.” presented at the SCEC Annual Meeting, Palm Springs, CA. ⇩PDF
SDSC-Ely-2007 Ely, G. 2007. “Large Scale Dynamic Earthquake Simulations.” presented at the San Diego Supercomputer Center Summer Institute “Reducing Your Time To Solution,” La Jolla, CA.
UJNR-Ely-2008 Ely, G. 2008. “Large-Scale Dynamic Earthquake Rupture Simulations for Southern California.” In 7th U.S. / Japan Natural Resources (UJNR) Panel on Earthquake Research; Abstract Volume and Technical Program, edited by S. Detweiler and W. Ellsworth. U.S. Geological Survey Open-File Report 2008-1335.
Ely, G. 2013. “The SORD Code for Rupture Dynamics.” presented at the SIAM Conference on Computational Science and Engineering, Boston, MA.
Perry+13-2008 Perry, S., D. Cox, L. Jones, R. Bernknopf, J. Goltz, K. Hudnut, D. Mileti, et al. 2008. “The ShakeOut Earthquake Scenario; a Story That Southern Californians Are Writing.” U.S. Geological Survey Circular 1324 and California Geological Survey Special Report 207. Cover image by G. Ely. ⇩PDF
Tooby-2004 Tooby, P. 2004. “TeraShake: Simulating the ‘Big One’ on the San Andreas Fault.” San Diego Supercomputer Center Envision Magazine, Special Issue for Sc2004, 2004. Cover image by G. Ely. ⇩PDF