Michael L. Begnaud

Seismologist

Research Interests

• Nuclear Explosion Monitoring
• Seismic Location
• Geophysical Modeling
• Data Management
• Marine and Continental Margin Seismology

Contact

• 
• 505-667-7620 - Phone

Professional Service

• EES Division Web Committee
• EES Division "Next Steps" committee, Los Alamos National Laboratory, Spring 2002 - 2004
• Web Committee, Los Alamos Seismic Research Center, Los Alamos National Laboratory, Fall 1999 - 2003
• Seminar Coordinator, Geology Department, University of California, Davis, Fall 1992-Spring 1993

Professional Memberships

• American Geophysical Union, member 1990 - Present
• Seismological Society of America, member 1998 - Present

Education

• Ph.D. Geology. Geology Department, University of California, Davis, June, 1997
• B.S. Geology. Geology Department, University of California, Davis, March 1991

Recent EES-11 Posters

• Pg Travel Time Tomography in Eastern Asia, LAUR 07-0156 - (1.7 MB PDF File)
• Pn Tomography and Location in Eurasia, LAUR 05-6407 - (2.3 MB PDF File)
• Ground-Based Nuclear-Explosion-Monitoring
• Using Shear Wave Travel Time Correction Surfaces to Improve Regional Seismic Location in China
• Utilizing Results from InSAR to Develop Seismic Location Benchmarks and Implications for Seismic Source Studies
• The Effect of Secondary Arrivals on Regional Earthquake Locations, LA-UR-00-265

Publications

• Phillips, W. S., M. L. Begnaud, C. A. Rowe, L. K. Steck, S. C. Myers, M. Pasyanos, and S. Ballard (2007), Accounting for upper mantle gradient in Pn tomography studies, Geophys. Res. Lett., in press.
• Gallardo, V. A., M. L. Begnaud, J. Williams, K. C. McNally, D. S. Stakes, and G. W. Simila (2004), Analysis of the December 1998 Santa Cruz Mountains, California earthquake sequence: Implications for uplift and earthquake hazard, Bull. Seism. Soc. Am., 94, 1890-1901.
• Stakes, D. S., B. Romanowicz, M. L. Begnaud, K. C. McNally, J. P. Montagner, E. Stutzman, and M. E. Pasyanos (2002), The MBARI Margin Seismology Experiment: A Prototype Seafloor Observatory, in Science-Technology Synergy for Research in Marine Environment: Challenges for the XXI Century, edited by L. Beranzoli, et al., pp. 93-110, Elsevier.
• Begnaud, M. L., K. C. McNally, D. S. Stakes, and V. A. Gallardo, A crustal velocity model for locating earthquakes in Monterey Bay, California, Bull. Seism. Soc. Am., 90, 1391-1408, 2000.
• Begnaud, M. L., and D. S. Stakes, Constraining continental margin seismicity by extending on-shore seismograph stations to critical off-shore sites, Bull. Seism. Soc. Am., 90, 414-424, 2000.
• Romanowicz, B., D. Stakes, J. P. Montagner, P. Tarits, R. Uhrhammer, M. Begnaud, E. Stutzmann, M. Pasyanos, J. F. Karczewski, S. Etchemendy, and D. Neuhauser, MOISE: A pilot experiment towards long term sea-floor geophysical observatories, Earth Planets Space, 50, 927-937, 1998.
• Stakes, D., J. McClain, T. VanZandt, P. McGill, and M. Begnaud, Corehole seismometer development for low-noise seismic data in a long-term seafloor observatory, Geophys. Res. Lett., 25, 2745-2748, 1998.
• Stakes, Debra S., Barbara Romanowicz, Jean-Paul Montagner, Pascal Tarits, Jean-Francois Karczewski, Steve Etchemendy, Craig Dawe, Doug Neuhauser, Paul McGill, Jean Claude Koenig, Jean Savary, Mike Begnaud, and Mike Pasyanos, Seismic experiment paves way for long-term seafloor observatories, Eos Trans. AGU., 79, 301,308-309, 1998.
• Begnaud, M. L., J. S. McClain, G. A. Barth, J. A. Orcutt, and A. J. Harding, Velocity structure from forward modeling of the eastern ridge-transform intersection area of the Clipperton Fracture Zone, East Pacific Rise, J. Geophys. Res., 102, 7803-7820, 1997.
• Begnaud, M. L., Structure of the eastern Clipperton Transform Zone, East Pacific Rise, Ph.D. thesis, University of California, Davis, 1997.
• McClain, J. S., M. L. Begnaud, M. A. Wright, J. Fondrk, and G. K. Von Damm, Seismicity and tremor in a submarine hydrothermal field: The northern Juan de Fuca Ridge, Geophys. Res. Lett., 20, 1883-1886, 1993.