t.FFUJOH1SPHSBN Program for 2012 SSA Annual Meeting Presenting author is indicated in bold. Tuesday, 17 April—Concurrent SSA Oral Sessions Time Paci!c Salon 1 & 2 Paci!c Salon 3 Paci!c Salon 4 & 5 Paci!c Salon 6 & 7 Ground Motion Prediction Advances in Rapid Dynamics of Seismicity Debating Fault Model Equations and Earthquake Earthquake and Tsunami Beyond Universal Scaling Input Data Site Response Detection and Modeling Laws Session Chairs: Delphine Session Chair: Alan Yong using Geodetic and Session Chairs: Yehuda Ben- Fitzenz and Andrew Michael (see page 354) Seismic Data Zion and Ilya Zaliapin (see (see page 368) Session Chairs: Yehuda page 364) Bock, Shri Krishna Singh, and Timothy Melbourne (see page 359) 8:30 2012 Update of the I!"#$%&: GPS Earthquake I!"#$%&: Elucidating Data Constraints on Models Campbell-Bozorgnia NGA Early Warning in Cascadia. Regional Tectonic and for Earthquake Physics and Ground Motion Prediction Szeliga, W. M., Melbourne, Secondary Causes of Forecasting. Rundle, J. B., Equation. Campbell, K. W., T. I., Santillan, V. M., and Seismicity in Southern Holliday, J. R., Graves, W. and Bozorgnia, Y. Scrivner, C. California: Application R., Sachs, M. K., Heien, E. of Waveform Relocated M., Yikilmaz, M. B., and Seismicity and High Turcotte, D. L. Precision Focal Mechanisms 8:45 Understanding the NGA- I!"#$%&: Application and Other Geophysical Data Irregular behavior of the West Ground-Motion of Real-Time GPS to Sets. Hauksson, E., Yang, Dead Sea Transform, Prediction Equations for Earthquake Alerts in W., and Shearer, P. M. (30 inferred from 3D PGA and PGV SSA Abstract Northern California. Allen, minutes) paleoseismic trenching. 2012. Baltay, A. S., Hanks, R. M., Johanson, I., and Ziv, Wechsler, N., Rockwell, T. T. C., and Beroza, G. C. A. K., and Klinger, Y. 9:00 Applicability of the NGA I!"#$%&: Earthquake I!"#$%&: Testing for Stress Uncertainties of the Ground-Motion Prediction Early Detection and Poisson Behavior. Stark, San Andreas Fault System Equations for Europe. Rapid Characterization in P. B., and Luen, B. (30 from 4-D Deformation Sandikkaya, M. A., and California Using Real Time minutes) Modeling. Smith-Konter, Akkar, S. GPS and Accelerometer B. R. Data. Bock, Y., Clayton, R., Crowell, B., Fang, P., Geng, J., Kedar, S., Melgar, D., Squibb, M., Webb, F., and Yu, E. 9:15 Ground Motion Prediction Determination of A'ershock Statistics for ENA: Learning from and Tsunamigenic Potential of a Constitute the Strongest Limitations of the NGA- Scenario Earthquake in the Evidence for Elastic East Database. Al Noman, Guerrero Seismic Gap Along Relaxation in Large M. N., Deshon, H. R., and the Mexican Subduction Earthquakes—Take 2. Field, Cramer, C. H. Zone. Pérez-Campos, X., E. H. Singh, S. K., Cruz-Atienza, V., Melgar, D., Iglesias, A., and Hjörleifsdóttir, V. SSA 2012 Annual Meeting Program 1 doi: 10.1785/gssrl.82.2.327 Seismological Research Letters Volume 82, Number 2 March/April 2011 327 Tuesday, 17 April (continued) Time Paci!c Salon 1 & 2 Paci!c Salon 3 Paci!c Salon 4 & 5 Paci!c Salon 6 & 7 9:30 Rupture Directivity Seismic and Tsunami I!"#$%&: Estimating ETAS. I!"#$%&: Under the Hood Correction Model for the Monitoring in the Schoenberg, F. P. of the Earthquake Machine: Fault-Normal, Fault-Parallel Caribbean. Huerfano, V. A., IndentifyingImportant and Fi'ieth Percentile Baez, G., von Hillebrandt- Constraints for the Components of Horizontal Andrade, C., and Lopez, A. Predictive Modeling of the Ground Motion. Bayless, J. Seismic Cycle. Barbot, S., R., and Somerville, P. G. Lapusta, N., and Avouac, J. P. 9:45 How the Style-of- Rapid Estimation of Damage I!"#$%&: Supershear Integrating Seismicity Faulting Ratios Change to Tall Buildings Using Ruptures and the Rock and Potential Fields Data with Database Features. Near Real-Time Earthquake Strength. Shcherbakov, R., to Determine Structural Sandikkaya, M. A., and and Archived Structural and Bhattacharya, P. Controls on the Fairbanks Akkar, S. Simulations. Krishnan, S., and Salcha Seismic Zones, Casarotti, E., Goltz, J., Ji, C., Interior Alaska. Doser, D. Komatitsch, D., Mourhatch, I., Schinagel, S. M., and R., Muto, M., Shaw, J. H., Danko), C. J. Tape, C., and Tromp, J. 10:00 Break—Golden Ballroom 10:30 Critical Parameters I!"#$%&: Automated Real- Sequence Clustering in Do We Understand A)ecting Bias and Time Detection of Extended Earthquake Catalogs. Stepovers Su+ciently to Variability in Site Response Fault Ruptures during Newman, W. I., Turcotte, Model *em? Michael, A. J. Analyses Using KiK-net Large Earthquakes. Boese, D. L., Malamud, B. D., Downhole Array Data. M., Heaton, T. H., and Holliday, J. R., and Rundle, Kaklamanos, J., Bradley, B. Hauksson, E. J. B. A., *ompson, E. M., and Baise, L. G. 10:45 Retrieval of Mechanical I!"#$%&: A Rapid, Reliable, I!"#$%&: Are Earthquake What Can Surface Slip Properties of a Concrete- and Robust Method to Magnitudes Clustered? Distributions Tell Us About Face Rock,ll Dam Estimate Mw and Other Davidsen, J. (30 minutes) Fault Connectivity at (CFRD) using Ambient Fault Parameters for Early Depth? Oglesby, D. D. Seismic Noise during Its Tsunami Warning Based Construction. Martínez- on Coastal GPS Networks. Ramírez, E., Sánchez- Singh, S. K., Pérez-Campos, Alvaro, E., Fernández- X., Iglesias, A., and Melgar, Ramírez, S., León-Sánchez, D. P. D., Marengo-Mogollón, H., Sanchez-Sesma, F. J., Rodríguez-González, M., and Suarez, M. 11:00 Final Report on ARRA- I!"#$%&: Rapid Fault Interaction Deduced funded Site Characterization Centroid Moment Tensor from Characteristic Project. Yong, A., Martin, Computation for the Mw Geomorphic O)sets, A., Stokoe, K. H., and 9.0 Tohoku-Oki Earthquake Southern San Andreas Fault. Diehl, J. from Local and Regional Williams, P. L. Displacement Records. Melgar, D., Crowell, B. W., and Bock, Y. 328 Seismological Research Letters Volume 82, Number 2 March/April 2011 SSA 2012 Annual Meeting Program 2 Tuesday, 17 April (continued) Time Paci!c Salon 1 & 2 Paci!c Salon 3 Paci!c Salon 4 & 5 Paci!c Salon 6 & 7 11:15 Application of the H/V Near Real-time Full-wave High-Resolution Fault I!"#$%&: Seemingly Minor Spectral Ratios for Centroid Moment Tensor Tomography from Accurate Details of Fault Geometry Earthquake Ground (CMT) Inversion for Locations and Focal May Strongly A)ect Rupture Motions at K-Net Sites in Ground-motion forecast Mechanisms of Swarm Propagation. Lozos, J. C., Tohoku Region, Japan to in 3D Earth Structure of Earthquakes. Vavrycuk, V., and Oglesby, D. D. Delineate Soil Nonlinearity. Southern California. Lee, and Bouchaala, F. Kawase, H., Nagshima, E., Chen, P., Jordan, T. H., F., Matsushima, S., and and Maechling, P. J. Sanchez-Sesma, F. J. 11:30 Automatic Determination of I!"#$%&: Rapid Relations Between *e Importance of Ampli,cation for New Sites Magnitude and Fault Seismic Clustering and the Orientation of the Within a Seismic Network. Slip Determination from Physical Properties of the Maximum Remote Stress Edwards, B., and Fäh, D. Combined GPS and Lithosphere. Zaliapin, I., in Quasi-Static Triggering Accelerometer Data. and Ben-Zion, Y. of Fault Slip in Multi-Fault Crowell, B. W., Bock, Y., Earthquakes. Madden, E. and Melgar, D. H., Maerten, F., and Pollard, D. D. 11:45 Application of Microtremor Newly Developed an On the Relation of Stresses Testing Segmentation Array Measurements Algorithm to Detect/ to A'ershock Decay. Models. Jackson, D. D. and *ree-Component Estimate Static Ground Gerstenberger, M. C., Fry, Microtremor Measurements Displacements for Near- B., Abercrombie, R., Doser, to Estimate S-Wave Velocity Field Tsunami Forecasting D., and Ristau, J. Structure at San Francisco Based on the RTK-GPS Bay Area. Hayashi, K., and Data. Ohta, Y., Kobayashi, Underwood, D. T., Tsushima, H., Miura, S., Hino, R., Iinuma, T., and Fujimoto, H. 12:00 Annual Luncheon—Town & Country Room Seismic Imaging: Recent Physics in Seismology: "e Dynamics of Seismicity Validation of Strong Advancement and Future Legacy of Leon Knopo# Beyond Universal Scaling Ground Motion Directions Session Chairs: Paul Davis, Laws (continued) Simulations for Session Chairs: Youshun Freeman Gilbert, David Engineering Applications Sun, Michael Begnaud, Jackson, and *omas Jordan Session Chairs: Nicolas Sidao Ni, and Junmeng Zhao (see page 362) Luco, Sanaz Rezaeian, and (see page 356) *omas H. Jordan (see page 370) 2:15 High-Resolution Seismic- *e Burridge-Knopo) Stress Driven Variations I!"#$%&: Progress of Re-ection Imaging Pro,les Slider Block Model: A in Microseismicity during the Southern California across the Grizzly Valley Retrospective Analysis and Laboratory Stick-Slip Earthquake Center Fault System, Northern Future Outlook. Rundle, J. Tests. Goebel, T. H. W., Technical Activity Group on Walker Lane, California. B., and Turcotte, D. L. Schorlemmer, D., Dresen, Ground Motion Simulation Gold, R. D., Stephenson, W. G., and Becker, T. W. Validation. Luco, N., and J., Odum, J. K., Briggs, R., Jordan, T. H. Crone, A., Worley, D., Allen, J., Angster, S. and Bowden, D. Seismological Research Letters Volume 82, Number 2 March/April 2011 329 SSA 2012 Annual Meeting Program 3 Tuesday, 17 April (continued) Time Paci!c Salon 1 & 2 Paci!c Salon 3 Paci!c Salon 4 & 5 Paci!c Salon 6 & 7 2:30 I!"#$%&: Seismic Earthquake Prediction: *e Systematic Analysis of Validation of Las Vegas Tomography Structurally Scienti,c Heritage of Leon Foreshock Sequences in Basin Response to the Constrained by a priori Knopo). Keilis-Borok, V., Southern California. Chen, 1992 Little Skull Mtn. Model Based on a Cross- and Zaliapin, I. X., Shearer, P. M., and Earthquake as Predicted Gradient Approach. Zhang, Hauksson, E. by Physics-Based Nevada H., Newman, G. A., and ShakeZoning Computations. Fehler, M. Flinchum, B. A., Savran, W. H., Smith, K. D., Louie, J. N., Pullammanappallil, S. K., and Pancha, A. 2:45 I!"#$%&: Adjoint Is the Global Sequence of Advances in Local b-value I!"#$%&: Validation of Tomography Reveals Large Earthquakes, with Imaging and New Insight a 4-Hz Physics-Based European Upper Mantle A'ershocks Removed, on Physical Interpretation.