Program for 2012 SSA Annual Meeting · doi: 10.1785/gssrl.82.2.327 Seismological Research Letters...

Seismological Research Letters Volume 82, Number 2 March/April 2011 327doi: 10.1785/gssrl.82.2.327

Program for 2012 SSA Annual MeetingPresenting 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 & 7Ground Motion Prediction Equations and Earthquake Site Response Session Chair: Alan Yong (see page 354)

Advances in Rapid Earthquake and Tsunami Detection and Modeling using Geodetic and Seismic Data Session Chairs: Yehuda Bock, Shri Krishna Singh, and Timothy Melbourne (see page 359)

Dynamics of Seismicity Beyond Universal Scaling Laws Session Chairs: Yehuda Ben-Zion and Ilya Zaliapin (see page 364)

Debating Fault Model Input Data Session Chairs: Delphine Fitzenz and Andrew Michael (see page 368)

8:30 2012 Update of the Campbell-Bozorgnia NGA Ground Motion Prediction Equation. Campbell, K. W., and Bozorgnia, Y.

I!"#$%&: GPS Earthquake Early Warning in Cascadia. Szeliga, W. M., Melbourne, T. I., Santillan, V. M., and Scrivner, C.

I!"#$%&: Elucidating Regional Tectonic and Secondary Causes of Seismicity in Southern California: Application of Waveform Relocated Seismicity and High Precision Focal Mechanisms and Other Geophysical Data Sets. Hauksson, E., Yang, W., and Shearer, P. M. (30 minutes)

Data Constraints on Models for Earthquake Physics and Forecasting. Rundle, J. B., Holliday, J. R., Graves, W. R., Sachs, M. K., Heien, E. M., Yikilmaz, M. B., and Turcotte, D. L.

8:45 Understanding the NGA-West Ground-Motion Prediction Equations for PGA and PGV SSA Abstract 2012. Baltay, A. S., Hanks, T. C., and Beroza, G. C.

I!"#$%&: Application of Real-Time GPS to Earthquake Alerts in Northern California. Allen, R. M., Johanson, I., and Ziv, A.

Irregular behavior of the Dead Sea Transform, inferred from 3D paleoseismic trenching. Wechsler, N., Rockwell, T. K., and Klinger, Y.

9:00 Applicability of the NGA Ground-Motion Prediction Equations for Europe. Sandikkaya, M. A., and Akkar, S.

I!"#$%&: Earthquake Early Detection and Rapid Characterization in California Using Real Time GPS and Accelerometer Data. Bock, Y., Clayton, R., Crowell, B., Fang, P., Geng, J., Kedar, S., Melgar, D., Squibb, M., Webb, F., and Yu, E.

I!"#$%&: Testing for Poisson Behavior. Stark, P. B., and Luen, B. (30 minutes)

Stress Uncertainties of the San Andreas Fault System from 4-D Deformation Modeling. Smith-Konter, B. R.

9:15 Ground Motion Prediction for ENA: Learning from and Limitations of the NGA-East Database. Al Noman, M. N., Deshon, H. R., and Cramer, C. H.

Determination of Tsunamigenic Potential of a Scenario Earthquake in the Guerrero Seismic Gap Along the Mexican Subduction Zone. Pérez-Campos, X., Singh, S. K., Cruz-Atienza, V., Melgar, D., Iglesias, A., and Hjörleifsdóttir, V.

A'ershock Statistics Constitute the Strongest Evidence for Elastic Relaxation in Large Earthquakes—Take 2. Field, E. H.

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SSA 2012 Annual Meeting Program 1

328 Seismological Research Letters Volume 82, Number 2 March/April 2011

Time Paci!c Salon 1 & 2 Paci!c Salon 3 Paci!c Salon 4 & 5 Paci!c Salon 6 & 7

9:30 Rupture Directivity Correction Model for the Fault-Normal, Fault-Parallel and Fi'ieth Percentile Components of Horizontal Ground Motion. Bayless, J. R., and Somerville, P. G.

Seismic and Tsunami Monitoring in the Caribbean. Huerfano, V. A., Baez, G., von Hillebrandt-Andrade, C., and Lopez, A.

I!"#$%&: Estimating ETAS. Schoenberg, F. P.

I!"#$%&: Under the Hood of the Earthquake Machine: IndentifyingImportant Constraints for the Predictive Modeling of the Seismic Cycle. Barbot, S., Lapusta, N., and Avouac, J. P.

9:45 How the Style-of-Faulting Ratios Change with Database Features. Sandikkaya, M. A., and Akkar, S.

Rapid Estimation of Damage to Tall Buildings Using Near Real-Time Earthquake and Archived Structural Simulations. Krishnan, S., Casarotti, E., Goltz, J., Ji, C., Komatitsch, D., Mourhatch, R., Muto, M., Shaw, J. H., Tape, C., and Tromp, J.

I!"#$%&: Supershear Ruptures and the Rock Strength. Shcherbakov, R., and Bhattacharya, P.

Integrating Seismicity and Potential Fields Data to Determine Structural Controls on the Fairbanks and Salcha Seismic Zones, Interior Alaska. Doser, D. I., Schinagel, S. M., and Danko), C. J.

10:00 Break—Golden Ballroom

10:30 Critical Parameters A)ecting Bias and Variability in Site Response Analyses Using KiK-net Downhole Array Data. Kaklamanos, J., Bradley, B. A., *ompson, E. M., and Baise, L. G.

I!"#$%&: Automated Real-Time Detection of Extended Fault Ruptures during Large Earthquakes. Boese, M., Heaton, T. H., and Hauksson, E.

Sequence Clustering in Earthquake Catalogs. Newman, W. I., Turcotte, D. L., Malamud, B. D., Holliday, J. R., and Rundle, J. B.

Do We Understand Stepovers Su+ciently to Model *em? Michael, A. J.

10:45 Retrieval of Mechanical Properties of a Concrete-Face Rock,ll Dam (CFRD) using Ambient Seismic Noise during Its Construction. Martínez-Ramírez, E., Sánchez-Alvaro, E., Fernández-Ramírez, S., León-Sánchez, P. D., Marengo-Mogollón, H., Sanchez-Sesma, F. J., Rodríguez-González, M., and Suarez, M.

I!"#$%&: A Rapid, Reliable, and Robust Method to Estimate Mw and Other Fault Parameters for Early Tsunami Warning Based on Coastal GPS Networks. Singh, S. K., Pérez-Campos, X., Iglesias, A., and Melgar, D.

I!"#$%&: Are Earthquake Magnitudes Clustered? Davidsen, J. (30 minutes)

What Can Surface Slip Distributions Tell Us About Fault Connectivity at Depth? Oglesby, D. D.

11:00 Final Report on ARRA-funded Site Characterization Project. Yong, A., Martin, A., Stokoe, K. H., and Diehl,(J.

I!"#$%&: Rapid Centroid Moment Tensor Computation for the Mw 9.0 Tohoku-Oki Earthquake from Local and Regional Displacement Records. Melgar, D., Crowell, B. W., and Bock, Y.

Fault Interaction Deduced from Characteristic Geomorphic O)sets, Southern San Andreas Fault. Williams, P. L.

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Tuesday, 17 April (continued)


Seismological Research Letters Volume 82, Number 2 March/April 2011 329


11:15 Application of the H/V Spectral Ratios for Earthquake Ground Motions at K-Net Sites in Tohoku Region, Japan to Delineate Soil Nonlinearity. Kawase, H., Nagshima, F., Matsushima, S., and Sanchez-Sesma, F. J.

Near Real-time Full-wave Centroid Moment Tensor (CMT) Inversion for Ground-motion forecast in 3D Earth Structure of Southern California. Lee, E., Chen, P., Jordan, T. H., and Maechling, P. J.

High-Resolution Fault Tomography from Accurate Locations and Focal Mechanisms of Swarm Earthquakes. Vavrycuk, V., and Bouchaala, F.

I!"#$%&: Seemingly Minor Details of Fault Geometry May Strongly A)ect Rupture Propagation. Lozos, J. C., and Oglesby, D. D.

11:30 Automatic Determination of Ampli,cation for New Sites Within a Seismic Network. Edwards, B., and Fäh, D.

I!"#$%&: Rapid Magnitude and Fault Slip Determination from Combined GPS and Accelerometer Data. Crowell, B. W., Bock, Y., and Melgar, D.

Relations Between Seismic Clustering and Physical Properties of the Lithosphere. Zaliapin, I., and Ben-Zion, Y.

*e Importance of the Orientation of the Maximum Remote Stress in Quasi-Static Triggering of Fault Slip in Multi-Fault Earthquakes. Madden, E. H., Maerten, F., and Pollard, D. D.

11:45 Application of Microtremor Array Measurements and *ree-Component Microtremor Measurements to Estimate S-Wave Velocity Structure at San Francisco Bay Area. Hayashi, K., and Underwood, D.

Newly Developed an Algorithm to Detect/Estimate Static Ground Displacements for Near-Field Tsunami Forecasting Based on the RTK-GPS Data. Ohta, Y., Kobayashi, T., Tsushima, H., Miura, S., Hino, R., Iinuma, T., and Fujimoto, H.

On the Relation of Stresses to A'ershock Decay. Gerstenberger, M. C., Fry, B., Abercrombie, R., Doser, D., and Ristau, J.

Testing Segmentation Models. Jackson, D. D.

12:00 Annual Luncheon—Town & Country Room

Seismic Imaging: Recent Advancement and Future Directions Session Chairs: Youshun Sun, Michael Begnaud, Sidao Ni, and Junmeng Zhao (see page 356)

Physics in Seismology: "e Legacy of Leon Knopo# Session Chairs: Paul Davis, Freeman Gilbert, David Jackson, and *omas Jordan (see page 362)

Dynamics of Seismicity Beyond Universal Scaling Laws (continued)

Validation of Strong Ground Motion Simulations for Engineering Applications Session Chairs: Nicolas Luco, Sanaz Rezaeian, and *omas H. Jordan (see page 370)

2:15 High-Resolution Seismic-Re-ection Imaging Pro,les across the Grizzly Valley Fault System, Northern Walker Lane, California. Gold, R. D., Stephenson, W. J., Odum, J. K., Briggs, R., Crone, A., Worley, D., Allen, J., Angster, S. and Bowden, D.

*e Burridge-Knopo) Slider Block Model: A Retrospective Analysis and Future Outlook. Rundle, J. B., and Turcotte, D. L.

Stress Driven Variations in Microseismicity during Laboratory Stick-Slip Tests. Goebel, T. H. W., Schorlemmer, D., Dresen, G., and Becker, T. W.

I!"#$%&: Progress of the Southern California Earthquake Center Technical Activity Group on Ground Motion Simulation Validation. Luco, N., and Jordan, T. H.

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2:30 I!"#$%&: Seismic Tomography Structurally Constrained by a priori Model Based on a Cross-Gradient Approach. Zhang, H., Newman, G. A., and Fehler, M.

Earthquake Prediction: *e Scienti,c Heritage of Leon Knopo). Keilis-Borok, V., and Zaliapin, I.

Systematic Analysis of Foreshock Sequences in Southern California. Chen, X., Shearer, P. M., and Hauksson, E.

Validation of Las Vegas Basin Response to the 1992 Little Skull Mtn. Earthquake as Predicted by Physics-Based Nevada ShakeZoning Computations. Flinchum, B. A., Savran, W. H., Smith, K. D., Louie, J. N., Pullammanappallil, S. K., and Pancha, A.

2:45 I!"#$%&: Adjoint Tomography Reveals European Upper Mantle Structure. Tromp, J., Zhu, H., Bozdag, E., and Peter, D.

Is the Global Sequence of Large Earthquakes, with A'ershocks Removed, Poissonian? Shearer, P. M., and Stark, P. B.

Advances in Local b-value Imaging and New Insight on Physical Interpretation. Tormann, T., Wiemer, S., and Hardebeck, J. L.

I!"#$%&: Validation of a 4-Hz Physics-Based Simulation of the 2008 Chino Hills Earthquake. Taborda, R., and Bielak, J.

3:00 I!"#$%&: Full-3D Waveform Tomography for Southern California. Chen, P., Lee, E., Jordan, T. H., Maechling, P. J., Denolle, M., and Beroza, G. C.

Modulation of tectonic tremor by the tides: physical models descended from Leon Knopo) with application to the deep San Andreas. Beeler, N. M., *omas, A., Burgmann, R., and Shelly, D.

Magnitude Dependent Seismic Quiescence Investigated with a Fault Simulator that Incorporates Dilatancy and Hydrological E)ects. Smith, D. E., Sacks, I. S., and Rydelek, P. A.

I!"#$%&: A Method for Validation of Simulated Ground Motions Using Time-Domain Cumulative Statistical Characteristics. Rezaeian, S.

3:15 I!"#$%&: Full-3D Waveform Tomography for Northern California Using Ambient-Noise Cross-Correlation Green’s Functions. Lee, E., Xu, Z., and Chen, P.

Physics of Q. Morozov, I. B. Cumulative Coulomb Stress Changes—What In-uence do Small Events have on Triggering and the Time to the Next Earthquake? Woessner, J., Meier, M. A., Werner, M. J., and Wiemer,(S.

Ground Motion Simulations for the 2009 L’Aquila (Central Italy) Earthquake: Modeling and Validation. Ameri, G., Pacor, F., and Gallovic, F.

3:30 SALSA3D—Improving Event Locations Using a Global 3D P-Velocity Model of the Earth’s Crust and Mantle. Ballard, S., Begnaud, M. L., Young, C. J., Hipp, J. R., Encarnacao, A. V., Chael, E. P., Phillips, W. S., and Steck, L. K.

Probabilistic Earthquake Forecasts Based on Branching Models of Seismicity: Tracing Leon Knopo) ’s Contributions. Werner, M. J., Helmstetter, A., Jackson, D. D., and Kagan, Y. Y.

Correlation Fractal Dimension Approach for Estimating Temporal and Spatial Pattern of Seismicity in the Himalayan Region. Singha Roy, P. N., and Mondal, S. K.

I!"#$%&: Comparison of Nonlinear Building Response Simulations Using Recorded and Simulated Ground Motions. Goulet, C. A., Haselton, C. B., and Bayless, J.

3:45 Break—Golden Ballroom




Time Paci!c Salon 1 & 2 Paci!c Salon 3 Paci!c Salon 4 & 5 Paci!c Salon 6 & 7Seismic Imaging: Recent Advancement and Future Directions (continued)

Physics in Seismology: "e Legacy of Leon Knopo# (continued)

Probabilistic Fault Displacement Hazard Analysis Session Chairs: Robb Moss and Mark Petersen (see page 367)

Validation of Strong Ground Motion Simulations for Engineering Applications (continued)

4:15 Receiver Functions on Ice: Crust and Mantle Properties from POLENET. Chaput, J. A., Hansen, S., Aster, R., Nyblade, A., Wiens, D., Huerta, A., Wilson, T., and the POLENET group

Triggering Cascades and Statistical Properties of A'ershocks. Davidsen, J., Gu, C., and Baiesi, M.

I!"#$%&: Quantifying Surface Fault Displacement Hazard: What is the Status? Schwartz, D. P., and Dawson, T. E.

I!"#$%&: Validation of Broadband Synthetic Seismograms With Earthquake Engineering-relevant Metrics. Olsen, K. B., Jacobsen, B. H., and Takedatsu, R.

4:30 Onshore/O)shore Structure of the Northern Cascadia Subduction Zone Obtained from Bayesian Receiver Function Inversion. Brillon, C., Cassidy, J. F., and Dosso, S. E.

Velocities of Plate Motions, Fault Rupture, and Epicenter Migration: a Uni,ed Mesoscale Framework based upon Statistical Mechanics of Cracks. Ben-Menahem, S., and Ben-Menahem, A.

I!"#$%&: Fault Rupture Displacement at Caltrans Bridges. Shantz, T., Merriam, M., and Yashinsky, M.

I!"#$%&: Nonlinear Response Potential Evaluation Using Stochastically Simulated Accelerograms. Goda, K., and Atkinson, G. M.

4:45 A New Paradigm for Seismic Imaging: Transdimensional Inversion of Receiver Functions and Surface Wave Dispersion with Hierarchical Bayes Algorithm. Tkalcic, H., Bodin, T., Sambridge, M., Gallagher, K., and Arroucau, P.

Ground Motion Prediction Using Virtual Earthquakes for Kinematic Rupture Models. Denolle, M., Dunham, E. M., Prieto, G., and Beroza, G. C.

I!"#$%&: Non-Ergodic Models for Probabilistic Fault Rupture Hazard. Abrahamson, N.

I!"#$%&: Wood Frame Building Damage Prediction Using Broad-band Synthetic Ground Motions: A Comparative Study. Pei, S., van de Lindt, J. W., Hartzell, S., and Luco, N.

5:00 Long-Period Surface-Wave Attenuation within the Mantle. Morozov, I. B.

Ambient-Field Green’s Functions From Asynchronous Seismic Observations. Ma, S., and Beroza, G. C.

Reverse Faulting and Probabilistic Surface Displacement Estimates. Moss, R.

Assessment of Synthetic Ground Motion Records Obtained from Alternative Simulation Methods in Dynamic Analyses of Multi-Storey Frame Buildings. Karimzadeh-Naghshineh, S., Askan, A., Ameri, G., and Yakut, A.

5:15 Inversion of Surface Waves Including Higher Modes of Propagation. Hosseini, S. M., Pezeshk, S., Pujol, J., and Stovall, S.

Point Source Seismogram using 2D Staggered-Grid Finite Di)erence Method. Li, D., Helmberger, D., and Clayton, R.

Case Studies of Probabilistic Analysis of Fault Displacement and Related Hazards. "io, H. K., and Somerville, P. G.

I!"#$%&: A Statistical Analysis of the Response of Linear and Nonlinear Building Systems to Observed and Simulated Ground Motions for Past Earthquakes. Galasso, C., Zhong, P., and Zareian, F.

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5:30 Performance of Geo-acoustic Parameter Estimation From Ambient Noise Measurements: Aperture, SNR, and Information in Di)use Wave Fields. Walker, S. C.

Earthquake source physics studied with elastodynamic modeling and laboratory seismology. McLaskey, G. C., Kilgore, B. D., and Beeler, N. M.

Surface Fault Displacement Hazards for the Long Valley Caldera—Mono Lake Area. Chen, R., Wills, C. J., and Branum, D. M.

I!"#$%&: A Statistical Analysis of the Response of Tall Buildings to Recorded and Simulated Ground Motions. Jayaram, N., and Shome, N.

Tuesday, 17 April—Morning Poster Sessions

Neotectonics, Fault Geology and Paleoseismic Studies (see page 373)

1. New Active Fault Map for the Inner Continental Borderland, Southern California, Santa Monica Bay to the Mexican Border. Conrad, J. E., Ryan, H. F., Paull, C. K., McGann, M., and Edwards, B. D.

2. Kinematics of Displacement on the Central and Western Agua Blanca and Santo Tomas Faults, Baja California, Mexico. Wetmore, P. H., Malservisi, R., Wilson, J., Ferwerda, B., and Alsleben, H.

3. Evidence for Quaternary faulting along the Gales Creek fault zone, northwest Oregon. Bemis, S. P., and Wells, R. E.

4. Where are the Quaternary Strike-Slip Faults in Northwestern Montana? Stickney, M. C.

5. Multi-scale Study of Quaternary Deformation in the Sevier Desert Basin (Central Utah): Clear Lake Fault Zone. McBride, J. H., Nelson, S. T., Tingey, D. G., and Heiner, B. D.

6. *e Blue Ridge Fault, a newly discovered Holocene fault near Mt. Hood, Oregon. Madin, I. P., and Ma, L.

7. Splay-Fault Origin for the Yakima Fold-and-*rust Belt, Washington State. Pratt, T. L.

8. Morphotectonic Segmentation Along the Nicoya Peninsula Seismic Gap, Costa Rica, Central America. Marshall, J., Morrish, S., LaFromboise, E., Butcher, A., Ritzinger, B., Wellington, K., Barnhart, A., Kinder, K., Utick, J., Protti, M., Gardner, T., Fisher, D., Simila, G., Spotila, J., Owen, L., Murari, M., and Cupper, M.

9. Progress in Linking Earthquakes to Seismogenic Faults in the Lake Tahoe-Truckee Area, California and Nevada. Reed, T. H., Lindsay, R. D., Cronin, V. S., and Sverdrup, K. A.

10. Ground Penetrating Radar as a Tool for Paleoseismic Site Evaluation: A Case Study on the Calabasas and Vallecitos Faults of Northern Baja California. Wilson, J. A., Wetmore, P. H., Kruse, S., Fletcher, J., Teran, O., and Yelil, R.

11. Paleoseismic study of the San Andreas Fault at the Crystal Springs South site, San Mateo County, California. Prentice, C. S., Zacariasen, J., Kozaci, O., Sanquini, A., Wolf, E., Sickler, R., Feigelson, L., Crankshaw, I., Rosa, C., and Baldwin, J.

12. Paleoseismic Results from 2011 SSA Fieldtrip Trench across the Southeastern Reelfoot Ri' Margin. Cox, R. T., VanArsdale, R., Clark, D., Lumsden, D., and Hill, A.

Physics in Seismology: "e Legacy of Leon Knopo# (see page 376)

13. Rupture Driving Force for Interlocking Heterogeneous Plate Coupling and the Recent Megathrust Earthquake. Tajima, F.

14. *e E)ects of Static Coulomb, Normal and Shear Stress Changes on Earthquake Occurrence in Southern California. Strader, A. E., and Jackson, D. D.

15. Interpreting Tsunami Source Clustering in Terms of a Branching Process. Geist, E. L.

Seamount Subduction and Earthquakes (see page 376)

16. Dominant Roles of a Possible Subducting Seamount in the 2011 Mw 9.0 Tohoku-Oki Earthquake. Duan, B.

17. Earthquakes with Anomalously Steep Dip in the Source Region of the 2011 Tohoku-Oki Earthquake—Possible Indicators for Enhanced Plate Coupling. Zhan, Z., Helmberger, D. V., Simons, M., Kanamori, H., Wu, W., Hudnut, K. W., Chu, R., Ni, S., Hetland, E. A., and Culaciati, F. H. O.

18. E)ects of Subducted Seamounts on Megathrust Earthquakes. Yang, H., Liu, Y., and Lin, J.

19. Examples of Seismic Behavior in Areas of Seamount Subduction. Bilek, S. L., and Wang, K.

20. Short-Term Migration of Deep Tectonic Tremor along Subduction Direction: Striations Due to Seamounts Subduction? Ide, S.

21. Seismic Strong Motion Array Project (SSMAP) to Record Future Large Earthquakes in the Nicoya Peninsula Area, Costa Rica. Simila, G., Quintero, R., McNally, K., LaFromboise, E., Mohammad Ebrahim, E., and Seguro, J.

Seismic Imaging: Recent Advancement and Future Directions (see page 377)

22. 3D Depth Migrations From Networks of 2D Seismic Lines for Fault Imaging in Western Nevada. Frary, R. N., Louie, J. N., Pullammanappallil, S., and Eisses, A.

23. Characterization of Shallow S-Wave Velocities across the Tacoma Basin, Washington State, from SPAC and HVSR




Microtremor Analyses. Stephenson, W. J., Odum, J. K., Dart, R. L., Angster, S. J., and Worley, D. M.

24. Time-Resolved Velocity Tomography at Mount Etna Volcano (Italy) during 2000-2008. Barberi, G., Cocina, O., Chiarabba, C., De Gori, P., and Patanè, D.

25. Evidence for a Bimaterial Interface along the Mudurnu Segment of the North Anatolian Fault Zone from P Wave Arrival Times and Polarization Analysis. Bulut, F., Ben-Zion, Y., and Bohnho), M.

26. *e LLNL-G3D Global P-wave Velocity Model and the Signi,cance of the BayesLoc Multiple-Event Location Procedure. Simmons, N. A., Myers, S. C., Johannesson, G., and Matzel, E.

27. Shear Wave Velocity-Depth from IMASW Measurements in Teton County, Idaho: Updated NEHRP Site-Response Classi,cation and Seismic Ampli,cation Maps. Turner, J. P., Phillips, W. M., Zellman, M. S., and O’Connell, D. R. H.

28. Virtual Seismic Receiver Array. Alhukail, I. A., and Ikelle, L. T.

29. Anisotropy of the Mexico Subduction Zone Based on Shear-Wave Splitting Analysis. Stubailo, I., and Davis, P. M.

30. *e Use of Direct Shear Waves in Quantifying Seismic Anisotropy: Results from the Northeastern Tibet. Eken, T., Tilmann, F., and Nunn, C.

31. Body Wave Attenuation Heralds Surfacing Magma at Mount Etna (Italy): *e 2001–2003 and 2007–2008 Case Studies. Giampiccolo, E., De Gori, P., Chiarabba, C., Cocina, O., and Patanè, D.

32. Crust and Upper Mantle Structure of Iran from the Simultaneous Inversion of Complementary Geophysical Observations. Maceira, M., Bergman, E. A., Rowe, C. A., and Zhang, H.

33. Crust and Upper Mantle Structure of the Western US from Simultaneous Inversion of Surface-Wave Dispersion, Gravity, and Receiver Functions. Steck, L. K., Maceira, M., Herrmann, R. B., Ammon, C. J., and Stead, R. J.

34. A New 3D P-wave Velocity Model of Mount Rainier Using Double-Di)erence Local Earthquake Tomography. Feenstra, J. P., *urber, C. H., and Moran, S. C.

35. 3D Seismic Models and Finite-Frequency vs Ray *eoretical Approaches. Maceira, M., Larmat, C., Allen, R. M., Porritt, R., Rowe, C. A., and Obrebski, M.

36. Shear Velocity Structure of the Iberian Peninsula Using Seismic and Gravity Observations. Villasenor, A., Maceira, M., and Ammon, C. J.

37. Attenuation and Source Parameters for the Western US Using Automated Amplitude Measurements. Phillips, W. S., Mayeda, K. M., and Malagnini, L.

38. Teleseismic Imaging of the Eastern Tibetan Plateau. Ge, C., Sun, Y., Zheng, Y., Xiong, X., Toksoz, M. N., and Zheng, Y.

39. Upper Mantle Structure around the Mid-Ocean Ridge of the Paci,c Ocean with the Precursors of SS and PP. Sui, Y., Zheng, Y., Zhou, Y., and Sun, Y.

Tuesday, 17 April—Afternoon Poster Sessions

Advances in Rapid Earthquake and Tsunami Detection and Modeling using Geodetic and Seismic Data (see page 381)

40. Quick-and-Dirty Earthquake Parametrizations: Why Short Analysis Times with Big Azimuth Gaps su+ce for Initial Tsunami Warning Operations. Sardina, V. H. R., Becker, N. C., Weinstein, S. A., Fryer, G., Koyanagi, K., Wang, D., Walsh, D., and McCreery, C.

41. Caltech/USGS Southern California Seismic Network: Recent Upgrades of Instrumentation and Operational Capabilities. Crummey, J., Bhadha, R., Devora, A., Guiwits, S., Johnson, D., Watkins, M., Hauksson, E., and *omas, V.

42. A Systematic Investigation of the “Nucleation Phase” of Large Global Earthquakes Using Broadband Teleseismic Data. Burkhart, E. T., and Ji, C.

43. Rapid Estimation of Tsunami Waveheights a'er Large Earthquakes: Examples from the 2011 Tohoku and 2010 Maule Earthquakes. "io, H. K., and Polet, J.

44. Radial Decay of Coseismic Displacement Amplitudes from *rust Earthquakes. Marrett, R.

45. Rapid Determination of Earthquake Source Parameters Using an Earthquake Search Engine. Zhang, J., Zhang, H., Chen, E., Zheng, Y., and Kuang, W.

46. Rapid Estimation of Slip Models for Large Shallow Earthquakes using Teleseismic P Waves. Mendoza, C., Hartzell, S., Benz, H., and Herrmann, R.

47. Developments in Earthquake Early Warning at UCB: CISN ShakeAlert. Hellweg, M., Allen, R. M., Brown, H., Henson, I., Kong, Q., Kuyuk, S., and Neuhauser, D. S.

48. Seismic Source Studies at the Berkeley Seismological Laboratory. Dreger, D. S., Guilhem, A., Boyd, O. S., Chiang, A., and Hellweg, M.

49. Tohoku-Oki Tsunami Simulations Reveal Importance of Sophisticated Seismic Source Parameters. Watts, P.

Debating Fault Model Input Data (see page 383)

50. What about the In-uence of the Nature of the Pore Fluid on Long-Term or Triggered Faulting Behavior? Fitzenz, D. D., Crovisier, M., and Maury, V.

51. Earthquake Scaling Relationships Estimated from a 16 Year Catalog of Published InSAR studies. Funning, G. J., Weston, J., Elliott, J., Ferreira, A. M. G., and Richards-Dinger, K. B.

52. *e Impact of Space-Geodetic Data on California Earthquake Risk. Nyst, M., and Mak, L.

53. Earthquake Forecasts for California based on Adaptive Space-Time Smoothing of Seismicity and Rate-and-State Friction. Helmstetter, A., and Werner, M. J.

54. A Stochastic Earthquake Source Model Combining Fault Geometry, Slip Rates, and Smoothed Seismicity:




California. Hiemer, S., Jackson, D. D., Wang, Q., Kagan, Y. Y., Woessner, J., Zechar, J. D., and Wiemer, S.

55. *ree Historical Earthquakes on the Southern Santa Cruz Mountains Section of the San Andreas fault: Insights from *ree Paleoseismic Sites. Dawson, T. E., Streig, A. R., and Weldon, R. J.

56. Major Earthquakes on a Nascent Fault Zone: Lenwood Fault, Eastern California. Strane, M. D., Oskin, M. E., Khatib, F., Lindvall, S. C., Rockwell, T. K., Blisniuk, K. N., and Iriondo, A.

57. Rupture Dynamics on Parallel Faults at a Restraining Double-Bend and Corroboration with the Natural Earthquake Record on the Altyn Tagh Fault, Western China. Elliott, A. J., Duan, B. C., Oskin, M. E., and Liu-Zheng, J.

58. Scaling for Fault Models Toward Ground Motion Prediction of Earthquakes in Taiwan Region. Ma, K. F.

Ground Motion Prediction Equations and Earthquake Site Response (see page 385)

59. A New Empirically Based GMPE for Subduction Zone Earthquakes. Gregor, N., Abrahamson, N., and Addo, K.

60. Investigation of Spatial Correlation of Single-Station Ground Motion Residuals. Hollenback, J. C., and Abrahamson, N.

61. An Update of the Spudich and Chiou Directivity Model Using the NGA-West 2 Dataset. Spudich, P., and Chiou, B. S. J.

62. Ground-Motion Prediction Equations for Southeastern Australia Assuming Variable Stress Parameters. Allen, T. I.

63. Ground Motion Ampli,cation at the Mexicali Valley, Baja California, México. Vidal-Villegas, J. A., Vega-Guzmán, F. J., and Huerta-López, C. I.

64. Explanatory Variables in Terrain-based VS30 Model. Yong, A., and Iwahashi, J. J.

65. A Hybrid Slope-Geology VS30 Mapping Strategy. "ompson, E. M., and Wald, D. J.

66. Sea--oor Marine Site Characterization Using Earthquake Data Recorded at the Gulf of California, México. Huerta-Lopez, C. I., Castro-Escamilla, R. R., Gaherty, J. B., and Collins, J. A.

67. Analysis of Joint Time-Frequency Spectral Decomposition of Acceleration Time Series from the 17 December 2011 Mw. 5.1 Puerto Rico Earthquake. Upegui-Botero, F. M., Huerta-Lopez, C. I., Caro-Cortes, J. A., Martinez-Cruzado, J. A., Suarez Colche, L. E., and the Puerto Rico

Strong Motion University (PRSMP) of Puerto Rico at Mayaguez Campus

68. Seismic Site Response in Christchurch (New Zealand) from Dense A'ershock Recordings. Kaiser, A. E., Benites, R. A., Chung, A. I., Oth, A., Cochran, E. S., Fry, B., and Haines, A. J.

69. In-situ Measurement of Velocity Change Under Induced Strong Ground Motion. Larmat, C., Guyer, R. A., Lee, R., Rutledge, J. T., Johnson, P. A., and Stokoe, K.

70. Analysis of Micro-Seismicity and Site Response Using Waveform Data from a Small Broadband Deployment on Cal Poly Pomona Campus. Lino, S. I., Ho, K. K., and Polet, J.

71. Seismic Wave Propagation Pro,les and Response Spectra of Kuala Lumpur City Center under the Far Field Earthquake E)ects from Sumatra. Adnan, A. B., Suhatril, M., Hendriyawan, and Masyur, I.

72. Seismic Noise in Antarctica. Anthony, R., Aster, R., Rowe, C., Wiens, D., and Nyblade, A.

73. Investigating the 2011 Rumblings in Windsor, Ontario through Seismology. Bent, A. L., and Woodgold, C. R. D.

74. An Experimental Study on Rock Physical Property Based on Binary code Excitation. Wu, H. Z.

"e 11 March 2011 Tohoku, Japan, Earthquake: Observations and Models (see page 389)

75. Interpreting the 11th March 2011 Tohoku, Japan, Earthquake Ground-Motions Using Stochastic Finite-Fault Simulations. Ghofrani, H., Atkinson, G. M., Goda, K., and Assatourians, K.

76. Long-term Change of Site Response and High-Frequency Radiations Associated with the Mw9.0 Tohoku-Oki Earthquake in Japan. Wu, C., Peng, Z., and Assimaki, D.

77. Ground Motions in the Triggered Fukushima Hamadori Normal-Faulting Earthquake Following the 2011 Tohoku Earthquake. Brune, J. N., and Biasi, G. (presented by Anderson, J.)

78. Onshore Surface Fault Rupture and Crustal Deformation from the 11 April 2011 Mw6.6 Hamadoori Earthquake, Japan (an A'ershock of the 11 March 2011 Tohoku O)shore Earthquake, Japan). Kelson, K. I., Ryder, I., Streig, A. R., Bray, J. D., Konagai, K., Harder, L., and Kishida, T.

79. High-Frequency Back-Propagation Applied to the Strong-Motion Data from the 2011 Tohoku Mw 9.1 Earthquake. Yano, T. E., Shao, G., and Ji, C.




Wednesday, 18 April—Concurrent Oral Sessions

Time Paci!c Salon 1 & 2 Paci!c Salon 3 Paci!c Salon 4 & 5 Paci!c Salon 6 & 7Tying Near$eld Phenomenology to Far$eld Measurements: Explosion Source Physics and Energy Propagation "rough Complex Media Session Chairs: Robert Abbott, Tarabay Antoun, Howard Patton, Chandan Saikia, and Catherine Snelson (see page 390)

Numerical Modeling of Earthquake Motion and Seismic Wave Propagation Session Chairs: Emmanuel Chaljub, Steven Day, and Peter Moczo(see page 394)

Seismicity in Volcanic Environments Session Chairs: Darcy Ogden and Eric Dunham (see page 399)

U.S.-China Collaborations in Seismological and Earthquake Studies Session Chairs: Mian Liu, Randy Keller, Larry Brown, and Yongshuan (John) Chen (see page 404)

8:30 *e Source Physics Experiments (SPE) at the Nevada National Security Site (NNSS). Snelson, C. M., Chimpan, V. D., White, R. L., Emmitt, R. F., and Townsend, M. J.

FD Modeling of Seismic Motion with a Stable Arbitrarily Discontinuous Staggered Grid. Kristek, J., Moczo, P., and Galis, M.

Invited: Migrating Swarms of Brittle-Failure Earthquakes in the Lower Crust Beneath Mammoth Mountain, California. Shelly, D. R., and Hill, D. P.

New Opportunities of US-China Collaborations in Seismological and Earthquake Studies. Liu, M., Keller, G. R., Brown, L., and Chen, Y. J.

8:45 Analysis of Near-Field Ground Motions from the Source Physics Experiment. Vorobiev, O., Antoun, T., Xu, H., Herbold, E., Glenn, L., and Lomov, I.

Increasing the Frequency Resolution in Realistic Seismic Wave Simulations by Using a 4th Order Accurate Summation by Parts Finite Di)erence Method. Petersson, N. A., and Sjogreen, B.

I!"#$%&: *e Utility of Tracking Multiplets Across Several Eruptive Episodes at K.lauea Volcano, Hawai`i. "elen, W. A.

I!"#$%&: Opportunities and Challenges for Expanded US-China Research in Seismology. Simpson, D. W., Willemann, R. J., Dong, S., and Wu, Z.

9:00 Near Field Modeling of High Explosive Sources: Use of Abaqus Coupled Euler-Lagrange Capability for Modeling the Source Physics Experiment. Bradley, C., Steedman, D., and Greening, D.

Accuracy of Numerical Schemes with Respect to the P-wave to S-wave Speed Ratio. Moczo, P., Kristek, J., Galis, M., Chaljub, E., Chen, X., and Zhang, Z.

Locating a Microseism Source in Southern Peru from Ambient Noise Cross-correlation. Ma, Y., Clayton, R. W., and Zhan, Z.

I!"#$%&: A Review of the Deep Seismic Structure of the Crust of China. Mooney, W. D., Wang, C. Y., Zhang, Z. J., and Zhao, J. M.

9:15 Factors A)ecting the Spallation Signature for the Source Physics Experiment (SPE-1). Rougier, E., Knight, E. E., Sussman, A. J., and Broome, S. T.

Modeling of Wave Propagation in Nonlinear Media for Inversion of Dynamic Soil Properties from Earthquake Records. Roten, D., Fäh, D., Laue, J., and Bonilla, L. F.

Local Micro-Seismic Study the Menengai Geothermal Prospect in the Central Kenya Domes. Patlan, E., Wamalwa, A., *ompson, L. E., Kaip, G., and Velasco, A. A.

I!"#$%&: Project INDEPTH: Origins and Evolution of a 20-year International Collaboration. Brown, L. D., and Zhao, W.




9:30 Nonlinear Simulation of Explosion Sources with Gravity and Propagation to Regional and Teleseismic Distances. Stevens, J. L., and O’Brien, M. S.

Modeling Long Period (T > 4 sec) Strong Ground Motions for the 2011 Mw 9 Tohoku-Oki Earthquake using an Enhanced Source Representation and 3D Seismic Velocity Models. Graves, R. W., Wei, S., and Helmberger, D.

Practical Considerations for Applying Neural Network Classi,cation Techniques to Volcanic Earthquakes. West, E., and Bruton, P.

I!"#$%&: *e Seismic Structure at the edge of the Tibetan Plateau. Sandvol, E., Ceylan, S., Liang, X., Ni, J., Hearn, T., Chen, Y., and Liu, M.

9:45 Modeling Far-Field Seismic Ground Motions from the Source Physics Experiment Explosions with *ree-Dimensional Simulations, Including Hydrodynamic Modeling of the Source. Pitarka, A., Mellors, R. J., Rodgers, A. J., Harben, P. E., Wagoner, J. L., Walter, W. R., Pasyanos, M. E., Petersson, A., and Xu, H.

Why Should Stress Drop in Dynamic Earthquake Source Models Be Heterogeneous with a Power-Law Spatial Fourier Transform with Exponent -1 ? Andrews, D. J.

Volcanic Seismic Earthquakes at Mount St. Helens Exhibit Constant Seismically Radiated Energy per Unit Size. Harrington, R. M., and Kwiatek, G.

I!"#$%&: Sino-US Cooperation on Deep Seismic Studies and Education Focused on Continental Tectonics: Initial Results of Cooperation on SinoProbe02 Projects. Gao, R., Keller, G. R., Liu, M., Li, Q. S., Zhang, S. H., Li, Y. K., and Huang, D. D.

Break—Golden Ballroom

10:30 Seismic P and S Source Functions of Underground Chemical Explosions (SPE). Xu, H., Antoun, A., Rodgers, A., Glenn, L., Vorobiev, O., Lomov, I., Herbold, E., Walter, W., and Ford, S.

Constraints on Strong Ground Motion from Complex Dynamic Rupture Simulations in Elastic and Plastic Media. Gabriel, A. A., Ampuero, J. P., Mai, P. M., and Dalguer, L. A.

I!"#$%&: A Mechanism for Sustained, Energetic Tremor Heralding Rapid Onset of the 2004–2008 Eruption of Mount Saint Helens, Washington. Denlinger, R. P., and Moran, S.

I!"#$%&: Joint Active and Passive Arrays for Study of Active Orogens. Wu, F. T.

10:45 Investigating How and Why P/S Ratios Discriminate Explosions from Earthquakes Using the Source Physics Experiment at the NNSS. Walter, W. R., Ford, S., Mellors, R., Pasyanos, M., Matzel, D., Rodgers, A., Pitarka, A., Xu, H., Antoun, T., Vorobiev, O., Lomov, I., Glenn, L., Myers, S., Hauk, T., Dodge, D., and Ruppert, S.

Earthquake source dynamics of the 2011 Mw 9.0 Tohoku Earthquake Constrained with Kinematic Source Inversion Results. Galvez, P., Dalguer, L. A., Ampuero, J. P., and Nissen-Meyer, T.

I!"#$%&: A Comparison of Tremor Before, During, and A'er the Explosive Eruption of Redoubt Volcano, Alaska in 2009. Hotovec, A. J., Prejean, S. G., Vidale, J. E., and Gomberg, J. S.

Constraints on Regional Stresses Prior to the 2008 Mw 7.9 Wenchuan, China, Earthquake from Coseismic Slip Models and A'ershock Mechanisms. Hetland, E. A., Medina Luna, L., and Feng, G.

Wednesday, 18 April (continued)




11:00 SPE Source Characterization Using Hydrodynamic-to-Seismic Coupling and Moment-Tensor Inversion. Yang, X., Patton, H. J., Rougier, E., and Rowe, C. A.

Computation of H/V Spectral Ratios of Microtremors at Sites with Strong Lateral Heterogeneity using Di)use Field *eory and IBEM. Molina-Villegas, J. C., Perez-Gavilan, J. J., Suarez, M., Franco-Cruz, P., Chavez-Zamorate, N., Sanchez-Sesma, F. J., Matsushima, S., Kawase, H., and Luzon, F.

Modeling of Volcanic Tremor as Repeating Earthquakes. Dmitrieva, K., and Dunham, E. M.

Seismic Hazard Assessment and Mitigation Policy for Tianshui, Gansu Province, China. Wang, Z., Woolery, E., and Wang, L.

11:15 Moment Tensor Analysis of SPE-1 and -2. Ford, S. R., Mellors, R. J., and Walter, W. R.

On Numerical Solving the Complex Eikonal Equation using Ray Tracing Methods. Vavrycuk, V.

I!"#$%&: Very-Long-Period Earthquakes and Cycles of Conduit Sealing and Pu+ng at Fuego Volcano, Guatemala. Waite, G. P., Lyons, J. J., Nadeau, P. A., and Brill, K. A.

Extent of Sedimentary Fill beneath Tangshan, China as Modeled by 3D Seismic Survey. Chang, J. C., Keller, G. R., Qu, G., and Harder, S. H.

11:30 Analysis of the In-uence of Topography and Local Wave propagation Model on Waveforms Recorded During the Source Physics Experiments. Detecting Deformation in the New Madrid Seismic Zone using Radar Interferometry. Saikia, C. K., Woods, M., Miller, J., Nguyen, B., Snelson, C., Townsend, M., and Dwyer, J. J.

Development and Optimizations of a SCEC Community Anelastic Wave Propagation Platform for Multicore Systems and GPU-based Accelerators. Cui, Y., Olsen, K. B., Zhou, J., Small, P., Chourasia, A., Day, S. M., Maechling, P. J., and Jordan, T. H.

I!"#$%&: Santiaguito 2012: Lower Explosion Rate, Higher Intensity. Lees, J. M., Johnson, J. B., Lyons, J., Anderson, J., and Nies, A.

EARTHSCOPE and SINOPROBE Magnetotelluric Arrays: Contrasts and Collaborations across Interdisciplinary Continental Scale Programs. Schultz, A., and Hu, X.

11:45 Generation and Propagation of Shear Waves from the HUMBLE REDWOOD Explosions. Bonner, J. L., Leidig, M. R., Reinke, R., and Lenox, E.

Topography E)ects on a Single Slope: *e E)ects of SV Incidence Angle. Mohammadi, K., and Assimaki, D.

Photogrammetry and Seismic Observations of Eruptive Activity at Santiaguito Volcano, Guatemala 2007-2012. Nies, A. P., Lees, J. M., Andrews, B. J., Johnson, J. B., Lyons, J. J., and Anderson, J.

Crustal Structure of the Solonker Collision Zone: Preliminary Interpretation of A Deep Seismic Re-ection Pro,le in North China. Zhang, S., Gao, R., Hou, H., Li, H., Li, Q., Li, C., Randy, K. G., and Liu, M.

12:00 Lunch—Town and Country Room




Time Paci!c Salon 1 & 2 Paci!c Salon 3 Paci!c Salon 4 & 5 Paci!c Salon 6 & 7Earthquake Debate #1: Concept of Segmentation Session Chairs: Danijel Schorlemmer, David Jackson, Matt C. Gerstenberger, and Matthias Holschneider (see page 393)

El Mayor-Cucapah, Baja California M7.2 Earthquake of 4 April 2010: Research Results and Lessons Session Chairs: Victor Wong and Raul Castro (see page 396)

Structure Models, Wavespeed, and Attenuation Session Chair: Vera Schulte (see page 401)

Macroseismic E#ects in Recent and Ancient Earthquakes and their Relationship to Ground Motion Parameters Session Chairs: Klaus-G. Hinzen, Luigi Cucci, Mariano Garcia-Fernandez, and Andrea Tertulliani (see page 407)

1:30 I!"#$%&: Segment Boundaries: It May be a Matter of Time. Gold$nger, C. (30 minutes)

*e Importance of Geologic Coupling in Understanding the Complexities of the 2010 El Mayor-Cucapah Earthquake: Use of A Buried High-Density Broadband Geophone Network. Taylor, O. D. S., McKenna, M., and Lester, A.

An Integrated Geophysical-Geological Study of a Landslide in Paleogene Volcanic Deposits along the Wasatch Front, Utah. Hoopes, J. C., McBride, J. H., Christiansen, E. H., Kowallis, B. J., *ompson, T. J., Tingey, D. G., and Okojie-Ayoro, A. O.

Using Chimney Damage to Quantify Ground Motions of Historic Earthquakes in Eastern North America. Ebel, J. E.

1:45 Coseismic Deformation for the 2010 El Mayor-Cucapah Earthquake Estimated from Cross-Correlation of Pre- and Post-Event Airborne Lidar Surveys. Borsa, A. A., and Minster, J. B.

True versus Apparent Vertical Moho O)sets across Continental Strike-Slip Faults from Azimuthally Dependent Joint Inversion of Surface Waves and Receiver Functions. Schulte-Pelkum, V., and Ben-Zion, Y.

ShakeMap Best Practices: Historic and Modern Events. Johnson, K. L., García, D., Worden, C. B., Lin, K., Mah, R., Marano, K. D., Hearne, M., and Wald, D. J.

2:00 I!"#$%&: Evidence Against the Hypothesis of Fault Segmentation. Hardebeck, J. L. (30 minutes)

UAVSAR Observations of Slip on Faults in the Salton Trough Associated with the 2010 M 7.2 El Mayor-Cucapah Earthquake. Donnellan, A., and Parker, J. W.

*ree-Dimensional Vp and Vp/Vs Structure Models, Earthquake Relocations for the Coso, Southern California. Zhang, Q., and Lin, G. Q.

Spatial Correlation of Modi,ed Mercalli Intensity derived from High-Density Internet-based Reports. Worden, C. B., Wald, D. J., Johnson, K. L., and Quitoriano, V.

2:15 Fault Rupture Associated With the 14 June 2010 Mw 5.7 A'ershock of the El Mayor-Cucapah Earthquake. Treiman, J. A., Rymer, M. J., Kendrick, K. J., and Fielding, E. J.

Moho-Depth Diking and Structural Controls on Microplate Ri'ing Mechanisms along the Northern Sierra Nevada - Walker Lane Boundary. Smith, K. D., von Seggern, D., Kent, G. M., Eisses, A., and Driscoll, N. W.

Computer-aided Assessment of Macroseismic Intensity by the Fuzzy Sets Method. Tripone, D., Vannucci, G., Gasperini, P., and Ferrari, G.

( ( ( (





2:30 Discussion Precise Relocation of the Northern A'ershock Sequence Following the 4 April 2010 Mw 7.2 El Mayor-Cucapah Earthquake. Kroll, K. A., Cochran, E. S., Richards-and Dinger, K. B.

New Insights Into Geometric Attenuation for Eastern North America. Crempien, J. G. F., and Archuleta, R. J.

Peak Ground Acceleration in Port-au-Prince, Haiti, During the M7.0 12 January 2010 Haiti Earthquake Estimated from Horizontal Rigid Body Displacement. Hough, S. E., and Taniguchi, T.

2:45 Observations of Isotropic Radiation from A'ershocks of the 4 April 2010 (Mw 7.2) El Mayor-Cucapah Earthquake, Baja California, Mexico. Castro, R. R., Ben-Zion, Y., and Wong, V.

Kappa Scaling for Western U.S. Ground Motion Prediction Equations. Alatik, L., Kottke, A., Abrahamson, N., and Renault, P.

*e Earthquake Rotated Obelisk in Lorca, Spain. Hinzen, K. G., and Fernandez, M. G.


Earthquake Debate #2: PSHA Methodology Session Chairs: Danijel Schorlemmer, David Jackson, Matt C. Gerstenberger, and Matthias Holschneider (see page 393)

El Mayor-Cucapah, Baja California M7.2 Earthquake of 4 April 2010: Research Results and Lessons (continued)

"e M5.8 Central Virginia and the M5.6 Oklahoma Earthquakes of 2011 Session Chairs: Stephen Horton and Robert Williams (see page 403)

Non-Volcanic Tremor, Slow-Slip Events and Remote Triggering Session Chair: Michel Campillo (see page 408)

3:30 I!"#$%&: Has PSHA Done Its Time? *e Hazard Mapper’s Perspective. Stirling, M. W. (30 minutes)

Stress Drop Spatial Variability and Magnitude Dependence for the 2010 El Mayor A'ershocks 3.5 < Mw < 5.7. Crempien, J. G. F., and Archuleta, R. J.

Foreshock and A'ershock Sequences of the 2011 M5.6 Oklahoma Earthquake. Keranen, K. M., Holland, A., Savage, H., Atekwana, E., Cochran, E., Sumy, D., Rubinstein, J., and Kaven, J.

Relations Between Velocity Changes, Strain Rate and Non-Volcanic Tremors during the 2009-2010 Slow Slip Event in Guerrero, Mexico. Rivet, D., Campillo, M., Zigone, D., Radiguet, M., Cruz-Atienza, V., Shapiro, N. M., and the G-GAP team

3:45 Preliminary Estimate of Shallow Crustal Anisotropy in the Yuha Desert, California From A'ershocks of the 2010 M7.2 El Mayor-Cucapah Earthquake. Cochran, E. S., and Kroll, K. A.

Are Seismicity Rate Changes in the Midcontinent Natural or Manmade? Ellsworth, W. L., Hickman, S. H., Lleons, A. L., McGarr, A., Michael, A. J., and Rubinstein, J. L.

Episodic Tremor as Slow-slip events (SSE) at Park,eld, CA. Guilhem, A., and Nadeau, R. M.

( ( ( !





4:00 I!"#$%&: Probabilistic Seismic Hazard Assessment and the Hazards of Overcon,dence. Werner, M. J. (30 minutes)

Coupling of Pore Pressure and Ground Motion Data Recorded During the 2010 El Mayor-Cucapah (Baja California) Earthquake at the NEES@UCSB Wildlife Station. Seale, S. W. H., Lavallee, D., Steidl, J. H., and Hegarty, P.

*e Rupture Process of the 23 August 2011 Louisa County, Virginia Earthquake. Chapman, M.

Modeling of 3D Complex Tremor Migration Patterns. Luo, Y., and Ampuero, J. P.

4:15 Electrical Resistivity Change in the Upper Crust of Mexicali Valley a'er El Mayor-Cucapah M7.2 Earthquake: From Magnetotelluric Data. Cortes, O. J., and Romo, J. M.

A'ershock Imaging with Dense Arrays (AIDA) a'er the 23 August 2011, Mw 5.8, Virginia Earthquake: Results from a Prototype Rapid Deployment of Large Numbers of Seismometers for High Resolution Source Characterization, Structural Imaging and 4D Monitoring. Brown, L. D., Hole, J. A., Quiros, D. A., Davenport, K., Han, L., Chen, C., Mooney, W., and Chapman, M.

Observations of Tectonic Tremor on the Alpine Fault, New Zealand. Fry, B., Chao, K., and Peng, Z.

4:30 Discussion Detecting Triggered Earthquakes around Salton Sea Following the 2010 Mw7.2 El Mayor-Cucapah Earthquake Using GPU Parallel Computing. Meng, X., Peng, Z., Yu, X., and Hong, B.

Finite Source Modeling and Stress Drop of the 2011 M5.8 Virginia Earthquake Based on Seismic Waveforms. Shao, G., Crempien, J. G. F., Archuleta, R. J., and Ji, C.

Investigating Interactions of Creeping Segments with Adjacent Earthquake Rupture Zones in the Mendocino Triple Junction Region. Taira, T.

4:45 Evaluation of Predominant Site Periods of Ground Motion Stations During the 2010 El Mayor-Cucapah Earthquake Using H/V Response Spectral Ratio Method. Liao, Y., and Meneses, J.

Seismic Investigations of Mineral, VA earthquake Impact to the North Anna Nuclear Power Plant. Li, Y.

Can We Do Back-Projection at Low Frequency? Meng, L., Ampuero, J. P., Luo, Y., Wu, W., and Ni, S.

5:15 Joyner Lecture—Town & Country Room Building Near Faults. Bray, J. D. (see page 409)




Wednesday, 18 April—Morning Poster Sessions

Challenging the Idea of Seismic Coupling along Subduction Zones: Chile, Sumatra, Tohoku… What’s!Next? (see page 409)

1. Stress Rotations and Stress Ratio Changes due to Great Earthquakes: Implications for Subduction Zone Coupling. Hardebeck, J. L.

2. Historical Seismograms: An Endangered Species? Okal, E. A., Kirby, S. H., and Lee, W. H. K.

3. Seismicity Associated with a Stranded Plate Fragment Above the Juan de Fuca Slab in the Vicinity of the Mendocino Triple Junction. McCrory, P. A., Waldhauser, F., Oppenheimer, D. H., and Blair, J. L.

4. A Multiscale Slip Inversion Study Focused on the Initial Rupture of the 2011 Tohoku Earthquake. Uchide, T.

5. Giant Eruptions did not Frequently Occur in the Periods When Giant Earthquakes Frequently Occurred and vice versa a'er 1900. Fujii, Y.

6. Geologic Controls on the Rupture of the Semidi and Fox Islands Sections of the Alaska-Aleutian Megathrust with Implications for the Generation of a Trans-Paci,c Tsunami. Ryan, H. F., von Huene, R., Scholl, D. W., and Kirby, S. H.

7. Role of *ermal-Pressurization on Megathrust Ruptures. Cubas, N., Avouac, J. P., and Lapusta, N.

8. Exploring Relationships Between *ree-Dimensional Subduction Zone Geometry and Coupling in Subduction Zones. Hayes, G. P., Wald, D. J., and Briggs, R. W.

9. A'ershocks of the 2011 Tohoku-Oki Earthquake and *eir Relation to Stresses in the Japan Trench Megathrust Seismic Cycle. Medina Luna, L., West, S. E., Bai, L., Hetland, E. A., Ritsema, J., and Kanda, R. V. S.

10. Weakening of the near Surface in Japan a'er the 2011 Tohoku-Oki Earthquake Detected by Deconvolution Interferometry. Nakata, N., and Snieder, R.

Dynamics of Seismicity Beyond Universal Scaling Laws (see page 412)

11. Systematic Analysis of Spatial Symmetry Properties of A'ershocks in California with Respect to Epicentral Locations of Mainshocks. Ross, Z. E., Zaliapin, I., and Ben-Zion, Y.

12. Using Cross Correlation to Indicate Induced Seismicity. Oprsal, I., and Eisner, L.

13. Correlation of Peak Dynamic and Static Coulomb Failure Stress with Seismicity Rate Change a'er the M7.2 El Mayor-Cucapah Earthquake. Withers, K. B., and Olsen, K. B.

Earthquake Debate #1: Concept of Segmentation (see page 412)

14. *e Impact of Fault Segmentation, Slip Variability and Coupling on Probabilistic Tsunami Hazard Analysis. "io, H.

El Mayor-Cucapah, Baja California M7.2 Earthquake of 4 April 2010: Research Results and Lessons (see page 413)

15. Coseismic and Postseismic Deformation of the 2010 El Mayor-Cucapah Earthquake from ALOS PALSAR and GPS data. Funning, G. J., Ryder, I., and Floyd, M. A.

16. El Mayor Cucapah Earthquake: Postseismic Deformation from InSAR and GPS Observations. Gonzalez Ortega, A., Sandwell, D., Fialko, Y., Gonzalez Garcia, J., Nava Pichardo, A., Fletcher, J., Lipovsky, B., and Floyd, M.

17. Slip on Faults and Destruction of Irrigation Canals Triggered in the Mexicali Valley, Baja California, Mexico, by the 4 April 2010 Mw 7.2 El Mayor-Cucapah Earthquake. Glowacka, E., Robles, B., Sarychikhina, O., Suarez, F., Ramirez, J., Nava, F. A., Gonzalez, J., Gonzalez, A., Mellors, R., Villela y Mendoza, A., Farfan, F., Diaz de Cossio, B. G., and Garcia, M. A.

18. Analysis of Site E)ects Observed at the NEES@UCSB Wildlife Station from the 2010 Ocotillo Swarm. Huthsing, D. A., Seale, S. W. H., and Steidl, J. H.

19. Detecting and Locating Earthquakes in the Northern Gulf of California Using Surface Wave Back-Projection. Butcher, A. J., Polet, J., and *io, H. K.

20. Observations of Multiple Body Wave Phases of the 2010 El Mayor-Cucapah Earthquake Using a High-Density Seismic Array. Lester, A., Taylor, O. D. S., and McKenna, M.

21. Linear and Nonlinear Soil Response at the Mexicali Valley, Baja California, México During the El Mayor-Cucapah Earthquake of 4 April 2010 (Mw 7.2) and other Past Earthquakes of the Region. Munguia, L., and Gonzalez, M.

22. Structural Characteristics of the Southeast Mexicali, Baja California, México, Region before the El Mayor-Cucapah, M7.2 Earthquake of 4 April 2010, from Seismic Re-ection. Gonzalez-Escobar, M., Chanes-Martinez, J. J., Suarez-Vidal, F., and Arregui-Ojeda, S.

23. A Crustal Velocity Model for Southern Mexicali Valley, Baja California, México. Ramirez-Ramos, E. E., and Vidal-Villegas, J. A.

Macroseismic E#ects in Recent and Ancient Earthquakes and their Relationship to Ground Motion Parameters (see page 415)

24. Rotational E)ects Produced by the Mw 6.3 2009 L’Aquila Earthquake: a Review on how the Seimological, Geological, Topographical and Geomorphological Factors Can In-uence the Occurrence of Earthquake-induced Rotations. Cucci, L., Tertulliani, A., Pietrantonio, G., and Castellano, C.

25. Rotation of Objects during the 2009 L’Aquila Earthquake analyzed with 3D Laserscans and Discrete Element Models. Hinzen, K.-G., Cucci, L., and Tertulliani, A.

26. Visualizing Structural Response and Site Ampli,cation Using Earthquake Data Recorded at the NEES@UCSB



Field Sites. Seale, S. W. H., Steidl, J. H., Seale, L. B., and Chourasia, A.

Non-Volcanic Tremor, Slow-Slip Events and Remote Triggering (see page 415)

27. Array analysis for Cascadia tremor spectra and physi-cal properties of non-volcanic tremor sources. Yao, H., Gersto', P., Shearer, P., Zhang, J., and Vidale, J. E.

28. Event Detection in 2009 Socorro, NM Earthquake Swarm and Costa Rican Non-Volcanic Tremor Using the Subspace Detector Method. Morton, E. A., Bilek, S. L., and Rowe, C. A.

29. Dual-Frequency Coherence, Repeated Events, and Non-Volcanic tremor. Dorman, L. M., and Schwartz, S. Y.

30. Asperities in the Transition Zone Control Spatiotemporal Evolution of Slow Earthquakes. Ghosh, A., Vidale, J. E., and Creager, K. C.

31. Constructing a comprehensive low-frequency earth-quake catalog from a dense temporary deployment of seismometers along the Park,eld-Cholame segment of the San Andreas fault. Sumy, D. F., Cochran, E. S., and Harrington, R. M.

32. Triggered Activity on an Adjacent Fault Deduced from Relocated A'ershocks of the 2010 Haiti Earthquake. Douilly, R., Symithe, S., Haase, J. S., Ellsworth, W. L., Bouin, M. P., Calais, E., Armbruster, J. G., Mercier de Lepinay, B. F., Deschamps, A., Mildor, S.-L., Meremonte, M., and Hough, S. E.

33. Triggered Microearthquakes on the Park,eld section of the San Andreas Fault By the 2003 Mw6.5 San Simeon earthquake. Meng, X., Peng, Z., and Hardebeck, J. L.

34. A Revisit of the 2000 Mw 8.0 New Ireland Earthquake: Evidence of Dynamic Trigger. Li, X., Shao, G., and Ji, C.

35. Global Observations of Triggered Tectonic Tremor. Peng, Z., Chao, K., Wu, C., Fry, B., Enescu, B., and Aiken, C.

Structure Models, Wavespeed, and Attenuation (see page 417)

36. A New 3-D Structural Model of the Cascadia Subduction Zone Incorporating P and S Wave Velocities. Angster, S. J., and Stephenson, W. J.

37. Global Correlations of Tomographic Models with Tectonic Regions. Paulson, E. M., and Jordan, T. H.

38. High Resolution Interseismic Crustal Velocity Model of the San Andreas Fault from GPS and InSAR. Tong, X., Sandwell, D. T., and Konter, B.

39. Gravity Pro,les across the San Jose Fault on the Cal Poly Pomona Campus. Potter, H., Pazos, C., and Polet, J.

40. *e Obsidian Creep Project: Active and Passive Source Imaging of Faults in the Brawley Seismic Zone and Salton Sea Geothermal Field, Imperial County, California.

McGuire, J. J., Catchings, R. S., Lohman, R. B., Rymer, M. J., and Goldman, M. R.

41. Crustal Re-ectors In Nevada from Ambient Seismic Noise Autocorrelations, at Scales of Meters to Tens of Kilometers. Tibuleac, I. M., and von Seggern, D. H.

42. Using an Active Source to Analyze Coherence vs Distance and Estimate Q at the Garner Valley and Wildlife NEES@UCSB Field Sites. Steidl, J. H., and Civilini, F.

43. A Regional High-frequency Attenuation (Kappa) Model for Northwestern Turkey. Sisman, F. N., Pekcan, O., and Askan, A.

44. *e Long Beach seismic experiment: A novel high-density array to examine seismic scattering. Dominguez, L. A., Davis, P. M., and Hollis, D.

45. A Model-Based Approach to the Geophysical Estimation of the *ickness of Lateritic Weathering Pro,les. Nelson, S. T., McBride, J. H., June, N., Tingey, D. G., Anderson, J., and Turnbull, S. J.

"e M5.8 Central Virginia and the M5.6 Oklahoma Earthquakes of 2011 (see page 419)

46. Relocation and Comparison of the 2010 M4.3 and 2011 M5.6 earthquake sequences in Lincoln County, Oklahoma. Toth, C. R., Holland, A. A., Keranen, K., and Gibson, A.

47. Statistical Modeling of Seismicity Rate Changes in Oklahoma. Llenos, A. L., and Michael, A. J.

48. Deep Fluid Injection near the M5.6 Oklahoma Earthquake of November, 2011. Horton, S. P.

49. *e 2011 M5.7 Mineral, VA and M5.6 Sparks, OK Earthquake Ground Motions and Stress Drops: An Important Contribution to the NGA East Ground Motion Database. Cramer, C. H., Kutliro), J. R., and Dangkua, D. T.

50. Bayesian Extreme Maximum Magnitude (Mmax) Distributions. Tavakoli, B., and Gregor, N.

Wednesday, 18 April—Afternoon Poster Sessions

Deformation Processes and Properties of the San Jacinto Fault Zone (see page 420)

51. What Tales Does San Jacinto’s Microseismicity Tell? Tormann, T., Wiemer, S., and Hardebeck, J. L.

52. Assessing Strain Accumulation Rates across the San Andreas and San Jacinto faults in the vicinity of San Bernardino, California. Upton, E., McGill, S. F., Spinler, J., and Bennett, R. A.

53. Time-Varying Deformation Adjacent to the San Jacinto Fault, 1985-2011: Results from Pinon Flat Observatory. Agnew, D. C., and Wyatt, F. K.

54. Modeling Spatio-Temporal Varaitons of Seismicity in the San Jacinto Fault Zone. Zöller, G., Ben-Zion, Y.




Numerical Modeling of Earthquake Motion and Seismic Wave Propagation (see page 421)

55. Signatures of Ocean-Bottom Topography and Seawater Layer E)ects on Waveforms Recorded at the Ocean-Bottom Floor and Teleseismic Distances from O)shore Earthquakes. Pitarka, Graves, and Helmberger

56. Dynamic Ruptures with O)-Fault Visco-Elastic Brittle Damage. Xu, S., Ben-Zion, Y., Ampuero, J. P., and Lyakhovsky, V.

57. PyLith: A Finite-Element Code for Modeling Quasi-Static and Dynamic Crustal Deformation. Aagaard, B. T., Williams, C. A., and Knepley, M. G.

58. Veri,cation of 3D Numerical Modeling of Earthquake Ground Motion in the Mygdonian Basin, Greece. Chaljub, E., Maufroy, E., Hollender, F., Bard, P. Y., Kristek, J., Moczo, P., Klin, P., Priolo, E., Etienne, V., Bielak, J., Aoi, S., Iwata, T., Iwaki, A., and Mariotti, C.

59. 3D Finite-Di)erence Modeling of Tremor along the San Andreas Fault near Cholame, California. Gottschaemmer, E., Harrington, R. M., and Cochran, E. S.

60. Initialization of Spontaneous Rupture Propagation in a Dynamic Model with Linear Slip-Weakening Friction—a Parametric Study. Galis, M., Pelties, C., Kristek, J., and Moczo, P.

61. Dynamic Rupture Process and Deformation of Sea Floor associated with the Mw 9.0 Tohoku Oki Earthquake. Tamura, S., Ide, S., and Ma, S.

62. Inclusion of Topographic E)ects in Large Scale Ground Motion Simulations Using an Octree/Quadtree Mesh Based Finite Element Approach. Ramirez-Guzman, L.

63. Dynamic Response and Ground-Motion E)ects of Building Clusters During Large Magnitude Earthquakes. Isbiliroglu, Y. D., Taborda, R., and Bielak, J.

64. Dynamic Rupture along the San Gorgonio Pass Section of the San Andreas Fault. Shi, Z., Ma, S., Day, S. M., and Ely, G. P.

65. Improving Resolution of Finite Fault Modeling, Tohoku-Oki Earthquake. Wei S. J., Graves, R., Li, D. Z., and Helmberger, D.

Rotations in Strong-motion Seismology (see page 424)

66. High Resolution Identi,cation of Shear and Torsional Wave Velocity Pro,les of Buildings—Methodology and Application to Millikan Library. Rahmani, M. T., and Todorovska, M. I.

67. Generating of Rotational and Shear Seismic Waves by Anthropogenic Sources. Malek, J., and Brokesova, J.

68. Forensic Analysis of the E)ects of the 1918 Puerto Rico Earthquake. LaForge, R., and McCann, W.

69. Report on progress at the Center for Engineering Strong Motion Data. Haddadi, H. R., Stephens, C. D., Shakal, A. F., Savage, W., Huang, M., Leith, W., and Parrish, J. G.

Seismicity in Volcanic Environments (see page 425)

70. Insight into Eruptive Cyclic Behavior of Mount Etna dur-ing 2011: Geophysical and Geochemical Constraints. Coltelli, M., Patane, D., Aiuppa, A., Aliotta, M., Aloisi, M., Behncke, B., Cannata, A., Cannavò, F., Di Grazia, G., Gambino, S., Gurrieri, S., Mattia, M., Montalto, P., Presti,lippo, M., Puglisi, G., Salerno, G., and Scandurra, D.

71. Multi-Year Spatiotemporal Evolution of Seismicity in Hawaii from High-Precision Relocations. Matoza, R. S., Shearer, P. M., Lin, G., Wolfe, C. J., and Okubo, P. G.

72. Excitation of Seismic Signals in Basaltic Fissure Eruptions. Dunham, E. M., Lipovsky, B. P., and Soto, E. S.

73. Measurements of Volcanic Tremor at Kilauea from a Temporary Seismic Deployment. Greenwood, R. N., Polet, J., and *elen, W. A.

74. *e August and October 2008 Earthquake Swarms on the Explorer/Paci,c Plate Boundary. Czoski, P. A., Trehu, A. M., Williams, M. C., Dziak, R. P., and Embley, R. W.

75. A Comparison of Deformation and Seismicity at the Yellowstone Caldera during the 2004-2010 Upli' Episode. Puskas, C. M., Farrell, J., Hodgkinson, K., Chang, W. L., Massin, F., and Smith, R. B.

76. Temporal Variations in Shear-Wave Splitting Associated with Kilauea’s Summit Eruptive Vent. Johnson, J. H., Poland, M. P., and Okubo, P. G.

Uncertainty in the Estimation of Earthquake Hazard (see page 426)

77. Errors or Biases in Event mb: In-uence on Stress-Parameters Estimated by mb Vs Mw for Continental Crust Earthquakes. Dewey, J. W., and Boore, D. M.

78. I!"#$%&: *e Quanti,cation of Consistent Logic Tree Branch Weights for PSHA. Runge, A., and Scherbaum, F.

79. Using Averaging-Based Factorization to Compare Seismic Hazard Models Derived from 3D Earthquake Simulations with NGA Ground Motion Prediction Equations. Wang, F., and Jordan, T.

80. Signi,cance of the Site Classi,cation Map in Earthquake Loss Estimation by HAZUS based on a Case Study of the Gyeongju area, Korea. Kang, S., and Kim, K. H.

81. Testing of Ground-Motion Prediction Equations via Mixture Models. Kuehn, N. M., and Scherbaum, F.

82. I!"#$%&: Constraints on the 1811–1812 New Madrid Earthquake Magnitudes from a Direct Comparison of Intensity Observations with Known M7 Earthquakes. Cramer, C. H., and Boyd, O. S.

83. *e Hard Shock Revisited: New and Revised Felt Reports for the February 7, 1812 New Madrid Earthquake. Moran, N. K.

84. 3-D Rocking Response of Precariously Balanced Rocks. Veeraraghavan, S., and Krishnan, S.




U.S.-China Collaborations in Seismological and Earthquake Studies (see page 428)

85. Late Pleistocene paleoseismology on the Maoergai fault, eastern Tibet: implications for seismic hazard and selection of trench site on a purely strike-slip fault. Ren, J. J., Ding, R., Xu, X. W., Zhang, S. S., Gong, Z., and Yeats, R. S.

86. Dynamic Rupture Modeling of the 2008 Wenchuan Earthquake. Liu, Q., Ji, C., and Archuleta, R. J.

87. Slip History of the 2008 Mw 7.9 Wenchuan Earthquake Constrained by Jointly Inverting Seismic and Geodetic Observations. Shao, G., Ji, C., Lu, Z., Hudnut, K., Liu, J., Zhang, W., and Wang, Q.

88. New Constraints on Crustal Structure and Moho Topography in Central Tibet Revealed by Deep Seismic

Re-ection Pro,ling by SINOPROBE. Lu, Z., Chen, C., Gao, R., Brown, L. D., Xiong, X., Li, W., and Deng, G.

89. Tectonic Interactions Between the Yangtze Block and Songpan-Ganze Terrane: New Constraints from Deep Seismic Re-ection and Refraction Pro,les, as Well as Magnetic and Gravity Evidence. Guo, X., Gao, R., Keller, G. R., and Xu, X.

90. Preliminary Results of a Deep Seismic Re-ection Pro,le Across the Great Xing’an Mountain Range, NE China. Hou, H. S., Gao, R., Li, Q. S., Keller, R., Xiong, X. S., Li, W. H., Li, H. Q., Zhu, X. S., Kuang, C. Y., and Huang, D. D.

91. Crustal structure of the Northern Margin of the North China Craton and Adjacent Region from the Sinoprobe02 North China Seismic WAR/R Experiment. Li, W. H., Keller, G. R., Gao, R., Li, Q. S., Cox, C. M., and Hou, H. S.

Thursday, 19 April

Paci!c Salon 1 Paci!c Salon 2 Paci!c Salon 3 Paci!c Salon 4 & 5 Paci!c Salon 6 & 7Challenging the Idea of Seismic Coupling along Subduction Zones: Chile, Sumatra, Tohoku… What’s Next? Session Chairs: Margarita Segkou and William Ellsworth (see page 429)

Deformation Processes and Properties of the San Jacinto Fault Zone Session Chairs: Yehuda Ben-Zion, Tom Rockwell, and Frank Vernon (see page 434)

Uncertainty in the Estimation of Earthquake Hazard Session Chairs: Nilesh Shome and Mark D. Petersen (see page 440)

Rotations in Strong-motion Seismology Session Chairs: Vladimir Graizer and Maria Todorovska (see page 448)

Earthquake Location and Monitoring Session Chair: Felix Waldhauser (see page 447)

8:30 Variation of Seismic Radiation Spectrum With Source Depth Along Megathrust Faults in the Japan, Chile, and Sumatra Subduction Zones. Lay, T., Ye, L., and Kanamori, H.

Space Geodetic Investigation of Interseismic Deformation along the San Jacinto Fault: E)ects of Heterogeneous Elastic Structure and Fault Geometry. Lindsey, E. O., Sahakian, V. J., Fialko, Y., Bock, Y., and Rockwell, T. K.

I!"#$%&: Seismic Sources at Surface, in Geologic Structures, and for Hazard Modeling: Discrepancies and Uncertainties in Continental Environment. Okumura, K.

I!"#$%&: Di)erential and Rotational Excitation of Structures. Trifunac, M. D. T. (30 minutes)

Accuracy of Locating Seismic Sources: Physical Modeling and Interpretation. Krasnova, M. A., Dyaur, N., and Chesnokov, E. M.

8:45 Is the Mariana Subduction Zone Decoupled. Emry, E. L., and Wiens, D. A.

Seismic Velocity Structure in the Trifurcation Area of the San Jacinto Fault Zone and Surrounding Region from Double-di)erence Tomography. Allam, A. A., and Ben-Zion, Y.

Active Faults, Geodesy and Seismic Hazard in the Northern Walker Lane. Wesnousky, S. G., Hammond, W., Kreemer, C., Bormann, J., and Brune, J. N.

Timing Signal’s Spectral Amplitude, MSE, For sesimic Source Location. Yacoub, N.

( ( ( ( !




Paci!c Salon 1 Paci!c Salon 2 Paci!c Salon 3 Paci!c Salon 4 & 5 Paci!c Salon 6 & 7

9:00 Seismic Potential of the Lesser Antilles Subduction Zone: Insights from a Reinterpretation of the 8 February 1843 Earthquake. Hough, S. E.

Comparison of Tectonic Tremor in California. Peng, Z., Chao, K., and Aiken, C.

Attenuation relationships for HPGA: sensitivity analysis and applications. Mebarki, A., Laouami, N., Benouar, D., and Gherboudj, F.

I!"#$%&: Status of Rotational Instrumentation for Earthquakes. Evans, J. R., Hutt, C. R., and Nigbor, R. L.

Real-Time Double-Di)erence Location and Monitoring of Repeating Earthquakes in Northern California. Waldhauser, F., Scha), D. P., Zechar, J. D., and Friberg, P.

9:15 Questioning the Elastic Source Models for Shallow Subduction Zone Earthquakes. Ma, S.

Heterogeneity, Rotations of Source Tensors, and Volumetric Strain near Faults from Focal Mechanism Data. Ross, Z. E., Ben-Zion, Y., and Bailey, I. W.

Comparison of the NGA Horizontal Ground Motion Prediction Models to the Turkish Strong Ground Motion Database. Gulerce, Z., Abrahamson, N. A., and Kargioglu, B.

I!"#$%&: Parametric Analysis of Horizontal Surface Rotations from Body Waves Re-ections. Zembaty, Z.

E)ect of Earthquake Location and Magnitude on Moment Tensors in a South African Gold Mine. Kane, D., Boettcher, M., McGarr, A., Fletcher, J., Johnston, M., and Reches, Z.

9:30 Maximum Earthquake Size for Subduction Zones. Kagan, Y. Y., and Jackson, D. D.

Ground Motion Prediction Equations for Data Recorded in the Immediate Vicinity of the San Jacinto Fault Zone. Kurzon, I., Vernon, F. L., Ben-Zion, Y., and Atkinson, G. M.

I!"#$%&: Capturing Epistemic Uncertainties in PSHA within a Logic Tree Framework: Summing the Branch Weights to One is not Enough. Scherbaum, F., and Kuehn, N. M.

I!"#$%&: Observed Torsional Waves in Buildings during Earthquakes and their Use for Structural Health Monitoring. Todorovska, M. I., and Rahmani, M. T.

Using the Quake-Catcher Network’s Christchurch, New Zealand Array to Improve QCN Rapid Earthquake Detections. Chung, A. I., Cochran, E. S., Christensen, C., Kaiser, A. E., and Lawrence, J. F.

9:45 Seismology Cannot Address Global Clustering of M9 Earthquakes. Gold$nger, C.

Using Spectral Ratios of Pore Pressure and Strain Observations Recorded at EarthScope PBO Borehole Strainmeter Sites to Analyze Tectonic Deformation and Changes in Well Parameters due to Nearby Earthquakes. Civilini, F., and Steidl, J. H.

I!"#$%&: Uncertainty in Site Ampli,cation Estimation for Urban Seismic Hazard Mapping. Cramer, C. H.

Comparision of Apparent Wave Velocities in Di)erent Areas. Luo, Q., Zhao, S., and Hong, Z.

Foreshock Detection for the 1999 Mw7.1 Hector Mine Sequence Using Running Autocorrelation. Brown, J. A., Brown, J. R., and Beroza, G. C.


Thursday, 19 April (continued)




10:30 From Stable to Destructive: How Creeping Fault Segments Can Join Earthquakes and Implications for Seismic Hazard. Lapusta, N., and Noda, H.

Summary of Paleoseismic Observations Along the San Jacinto Fault. Rockwell, T. K., Onderdonk, N., McGill, S. F., Buga, M., Salisbury, J. B., and Pandey, A.

Statistical Study of Ground Motion Ampli,cation in the Mississippi Embayment. Malekmohammadi, M., and Pezeshk, S.

Rotaphone, a New Self-calibrated Six-degree-of-freedom Seismic Sensor and Its Strong-motion Records. Brokesova, J., and Malek, J.

Seismicity in and around Bangladesh. Al-Hussaini, T. M., and Al-Noman, M. N.

10:45 Rupture to the Trench in Dynamic Rupture Simulations of Megathrust Subduction Zone Earthquakes. Kozdon, J. E., and Dunham, E. M.

Temporally Steady but Spatially Variable Middle Pleistocene to Holocene Slip Rates across the San Jacinto Fault Zone, California. Blisniuk, K., Oskin, M. E., Rockwell, T., Sharp, W., and Fletcher, K.

Can Current New Madrid Seismicity Be Explained as a Decaying A'ershock Sequence? Page, M. T., Hough, S. E., and Felzer, K. R.

Using Broadband Seismometers as Tilt Meters: A Case Study at Santiaguito Volcano, Guatemala. Lyons, J. J., Lees, J. M., Johnson, J. B., and Waite, G. P.

Queen Charlotte 2001 Earthquake A'ershock Sequence. Mulder, T. L., and Rogers, G. C.

11:00 Frequency-Depth Dependent Rupture Modes of Subduction Zone Megathrust Earthquakes: Insights from Seismic Array Analysis. Yao, H., Shearer, P., and Gersto', P.

Late Holocene Slip Rate and Slip per Event of the Northern San Jacinto Fault Zone. Onderdonk, N., McGill, S., and Rockwell, T.

A New Likelihood Method for Estimating Recurrence Interval Parameters from Paleoseismic Event Series. Biasi, G., and Scharer, K.

Rotational Ground Motions as Inferred from Five Downhole Vertical Array Observations. Graizer, V.

Energy, Spectral Content, and Characteristics of *under in Central New Mexico. Johnson, R. L., Johnson, J. B., Arechiga, R. O., Michnovicz, J. C., Edens, H. E., and Rison, W.

11:15 Frequency-dependent Energy Radiation and Fault Coupling for the 2010 Mw 8.8 Maule, Chile, and 2011 Mw 9.0 Tohoku, Japan, Earthquake. Wang, D., and Mori, J.

Slip Rate of the Northern San Jacinto Fault from O)set Landslides in the San Timoteo Badlands. McGill, S. F., Owen, L. A., Kent, E., Rockwell, T. K., Kendrick, K. J., Onderdonk, N., and Rhodes, E.

I!"#$%&: Uncertainties in Characterizing the Cascadia Subduction Zone and *eir Seismic Hazard Implications. Wong, I., Kulkarni, R., Zachariasen, J., Dober, M., *omas, P., and Youngs, R.

Deep Mining Areas as Potential, Magnitude 5 Test Fields for Rotational Seismology. Zembaty, Z., and Cichowicz, A.

Seismicity in the Central Valley of Costa Rica. Quintero, R., and Segura, T. J.

( ( ( ( (





11:30 Rupture Characterizations of the 2011 Mw 9.1 o) the Paci,c Coast of Tohoku Earthquake and Its March 9th Mw 7.4 Foreshock. Shao, G., Ji, C., Archuleta, R. J., and Zhao, D.

Preliminary Paleoseismic Results from Southern Clark Fault, San Jacinto Fault Zone, Southern California; Comparison to the Hog Lake Paleoseismic Record. Buga, M. T., Rockwell, T. K., and Salisbury, J. B.

Fault Slip Rate Variability and Consequences for Seismic Hazard and Seismic Risk in Japan Resulting from Static Stress Changes Following the M9.0 Tohoku Earthquake. Apel, E., Nyst, M., and Williams, C.

An Autonomous Low-power Accelerograph to Obtain Strong Motion Recordings Near Large Earthquakes. Shakal, A. F., Petersen, C. D., and Reitz, T. R.

Developments at the ISC: GEM Catalogue, new Locator, GT & Bulletin Re-Build. Storchak, D. A., Bondar, I., Di Giacomo, D. and, Harris, J.

11:45 Lateral Stress Drop Variations and the Tohoku A'ershocks in the Context of Earthquake Source Characteristics in Japan. Oth, A.

*e Fault Zone Architecture of the San Jacinto Fault, Southern California. Morton, N., Girty, G. H., and Rockwell, T. K.

Calculating Earthquake Recurrence Rates from Partially Complete Earthquake Catalogs with Uncertain Magnitudes—from M* to N*. Youngs, R. R.

A new Approach to Miniaturized Seismic Broadband Sensors. Guralp, C., and Rademacher, H.

Relationship Between Seismicity and Oil Production. Kerimov, I. H. A., and Kerimov, S. I.

12:00 Lunch—Town and Country Room

Challenging the Idea of Seismic Coupling along Subduction Zones: Chile, Sumatra, Tohoku… What’s Next? (continued)

Deformation Processes and Properties of the San Jacinto Fault Zone (continued)

Uncertainty in the Estimation of Earthquake Hazard (continued)

Continental Lithospheric Structure and Tectonics of Central North America Session Chairs: Meghan S. Miller, M. Beatrice Magnani, and Luciana Astiz (see page 450)

Earthquakes and Tsunamis at Coastal Archaeological Sites Session Chairs: Manuel Sintubin, Beverly N. Goodman Tchernov, and Tina M. Niemi (see page 447)

1:30 Interlocking of Heterogeneous Plate Coupling for the 2011 Tohoku-Oki Megathrust Earthquake: An Integral Account of Asperity Model with E)ective Plate Coupling. Tajima, F., and Grant Ludwig, L.

Permeability Structure of the San Jacinto Fault Zone, Horse Canyon, California. Mitchell, T. M., Girty, G. H., Morton, N., Rockwell, T. K., and Renner, J.

I!"#$%&: *e Use of Multi-Layer Source Zones in Assessing Uncertainty in the Spatial Distribution of Earthquakes. Leonard, M., Clark, D., Burbidge, D., and Collins, C.

Lithosphere-Asthenosphere Structure beneath the United States from Joint Inversion of Body Waves and Surface Waves. Porritt, R. W., Allen, R. M., Pollitz, F. F., Hung, S. H., and Obrebski, M. J.

*e First Description of a Tsunami in 479 BC by Herodotus: Sedimentary Evidence in the *ermaikos Gulf (Greece). Reicherter, K., Papanikolaou, I. D., and Mathes-Schmidt, M.

( ( ( ( (





1:45 Triggering of Tremors and Slow Slip event in Guerrero (Mexico) by the 2010 Mw 8.8 Maule, Chile, Earthquake. Zigone, D., Rivet, D., Radiguet, M., Campillo, M., Voisin, C., Cotte, N., Walpersdorf, A., Shapiro, N. M., Cougoulat, G., Roux, P., Kostoglodov, V., Husker, A., and Payero, J. S.

Speculations On the Role of Ground Shaking In the Production of High Dilational Volumetric Strains In Saprock Adjacent to the Elsinore Fault, Southern California. Maroun, M., Replogle, C. T., Carrasco, T. L., Colby, T. A., Girty, G. H., and Rockwell, T. K.

Probabilistic Seismic Hazard Assessment in Europe: Uncertainty Treatment for a Harmonized Approach. Woessner, J., Danciu, L., Giardini, D., and the SHARE Consortium

P-velocity Structures beneath the Midwestern United States Based on Waveform Modeling. Chu, R., Li, D., and Helmberger, D.

Evidence for a Potential Tsunami on the Shelf of the Northern Gulf of Aqaba, Dead Sea Transform. Galloway, J., Niemi, T. M., Goodman Tchernov, B., Ben-Avraham, Z., Al-Zoubi, A., and Tibor, G.

2:00 A 5600-Year Historic and Paleoseismic Record of 10 Great Subduction Earthquakes and the Seismic Cycle at the Copper River Delta, Alaska. Pla%er, G., and Lienkaemper, J. J.

Reconciling Precariously Balanced Rocks with Large Earthquakes on the San Andreas Fault System. Grant Ludwig, L., Brune, J. N., Anooshehpoor, R., Purvance, M. D., and Brune, R. J.

Assessing Earthquake Source Models Under Uncertainty with Bayesian Analysis and Parallel MCMC Algorithms. Cruz Jimenez, H., Mai, P. M., and Prudencio, E. E.

A *ree Dimensional Crustal Structure Target for the Northern Embayment Lithosphere Experiment (Nele). Langston, C. A.

Evaluating the Impact of Earthquakes on Minoan Coastal Settlements: an Example from the Archaeological Site of Sissi, North-Eastern Crete (Greece). Jusseret, S., Langohr, C., and Sintubin, M.

2:15 Observation of a “Locking Event”: A Newly Observed Transient variation in the Pattern of Slip De,cit at the Alaska Subduction Zone. Freymueller, J. T.

*e July 7th 2010 M5.4 Borrego Springs Earthquake As Recorded By PBO Geodetic And Seismic Instruments. Hodgkinson, K. M. H., Borsa, A., Mencin, D., Walls, C., Fox, O., and VanBoskirk

Stochastic Event Sampling for M9 Cascadia Megathrust Earthquakes: Capturing the Uncertainties in the Potential Event Characterization. Williams, C. R., Grossi, P., and Molas, G. L.

*e Ozark-Illinois-INdiana- Kentucky (OIINK!) EarthScope Experiment: Seismicity and Structure in North America’s Midcontinent Cratonic Platform. Hamburger, M. W., Pavlis, G. L., Yang, X. T., Sherrill, E. M., Gilbert, H. J., Larson, T. H., and Marshak, S.

Did a Major Environmental Event Lead to the Late Bronze Age Abandonment of the Ancient Harbor City of Hala Sultan Tekke? Unraveling the Sedimentary Record of the Larnaca Salt Lake, Cyprus. Heyvaert, V. M. A., Sintubin, M., Verstraeten, G., Kaniewski, D., and Nys, K.

2:30 Panel Discussion on Challenging the Idea of Seismic Coupling along Subduction Zones: Sumatra Chile, Tohoku… What’s Next? Segou, M., Ellsworth, W., and *atcher, W.

Geomorphic Evidence for Structural Evolution of the Northern San Jacinto Fault Zone in the San Timoteo Badlands. Kendrick, K. J., and Morton, D. M.

Quanti,cation of Uncertainty in Seismic Hazard Assessment. Wang, Z.

New Results on the Structure and Evolution of Some Major Structures in the Central U. S. Keller, G. R., Al-Refaee, H., and Guo, L.

Searching for Tsunamigenic Signatures in the Coastal Deposits of Caesarea Maritima. Goodman Tchernov, B. N., Dey, H. W., Lopéz, G. I., and Sharvit, J.

( ( ( ( (





2:45 Question and Answer Session

Local Fault Structures of the San Jacinto Fault Zone Based on Earthquake Locations and Focal Mechanisms. Kurzon, I., and Vernon, F. L.

A New Tool for Trimming the Logic Tree: Assessing the Value of Hazard Information. Porter, K. A., Field, E. H., and Milner, K.

Understanding Long-Term Fault Behavior: Lessons Learned from Well-Exposed Ancient Faults. Hatcher, R. D.

Question and Answer Session


Paci!c Salon 1 Paci!c Salon 2 Paci!c Salon 3 Paci!c Salon 4 & 5Probabilistic Seismic Hazard Analyses, Models, Maps, and Simulations Session Chairs: Ivan Wong (see page 433)

"e 23 October 2011 Van, Turkey Earthquake: Observations and Implications Session Chairs: Gareth Funning and Mike Floyd (see page 438)

Detecting, Modeling, and Predicting the Seismic Source Session Chairs: Yoshihiro Kaneko (see page 443)

Continental Lithospheric Structure and Tectonics of Central North America (continued)

3:30 Site-Speci,c Probabilistic Seismic Hazard Analyses for Ground Shaking and Fault Displacement in Downtown San Diego, California. Wong, I., *omas, P., Zachariasen, J., Schug, D., and Stroop, R.

Seismotectonics of the Lake Van Region and the 23 October 2011 Van Earthquake (Mw=7.1). Gülen, L., Utkucu, M., Budakoglu, E., Yalcın, H. D., Güne/, Y., and Kalafat, D.

Toward a Better Understanding of the Time Dependence of mN-MW in Eastern Canada. Bent, A. L., and Greene, H.

EarthScope’s Multidisciplinary USArray: Status and Results. Frassetto, A., Woodward, R., Busby, R., Hafner, K., Gridley, J., and Schultz, A.

3:45 Dynamic Probabilistic Seismic Hazard Maps. Holliday, J. R., and Rundle, J. B.

Geologic and Engineering Observations from the Van Earthquake of 2011. Scharer, K., Kuterdem, K., Erkmen, C., Tekin, B., Çolako0lu, Z., Çelebi, M., and Holzer, T.

Extracting Source Characteristics and Dynamics of the August 2010 Mount Meager Landslide using Broadband Seismograms. Allstadt, K. E., Creager, K. C., and Vidale, J. E.

Earthquakes Possibly Triggered by Hydraulic Fracturing in Southeastern Oklahoma. Holland, A. A.

4:00 A Survey of Uses and Users of the USGS ShakeCast System. Lin, K., and Wald, D. J.

Geotechnical Field Observations from 23 October 2011 Van Earthquake (Mw=7.1). Gulerce, Z., Çetin K. Ö., Yilmaz, M. T., Huvaj, N., Ünsever, Y. S., Ünsal, S., Sa0lam, S., and Sandikkaya, M. A.

Rate/State Friction Model Implementation for Earthquake Forecasts in Northern California. Segou, M., Parsons, T., and Ellsworth, W.

Path-Dependent Lg Propagation in the South-Central United States Revealed by the EARTHSCOPE Transportable Array. Conn, A., Chapman, M., Pezeshk, S., and Hosseini, M.

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Paci!c Salon 1 Paci!c Salon 2 Paci!c Salon 3 Paci!c Salon 4 & 5

4:15 A Time-dependent Update of the New Zealand National Seismic Hazard Model for the Canterbury Earthquake Sequence. Gerstenberger, M. C., Rhoades, D., McVerry, G., Berryman, K., Christophersen, A., Fry, B., Nicol, A., Pettinga, J.R., Steacy, S., Stirling, M., Reyners, M., and Williams, C.

Preliminary Investigation of Co-Seismic and Immediate Post-Seismic Deformation Due to the 23 October 2011, Mw(7.2 Van-Ercis, Turkey, Earthquake Using Space-Based Geodesy. Floyd, M. A., Ergintav, S., Çakır, Z., Do0an, U., Özener, H., Çakmak, R., Akoglu, A. M., McCa)rey, R., King, R. W., and Reilinger, R. E.

Full-,eld Laboratory Earthquake Measurements with the Digital Image Correlation Method. Rubino, V., Lapusta, N., and Rosakis, A. J.

Evaluation of Attenuation Models in North America. Babaie Mahani, A., and Atkinson, G. M.

4:30 Geomechanical Modeling of Induced Seismicity for Hazard Prediction. Goertz-Allmann, B. P., Bachmann, C., Gischig, V., and Wiemer, S.

Finite Fault Slip Evolution Model for the 23 October 2011 Mw 7.1 Van, Turkey Earthquake from Geodetic and Seismic Waveform Analysis. Fielding, E. J., Polet, J., Lundgren, P. R., Yun, S. H., Motagh, M., Owen, S. E., and Simons, M.

Variability of Seismic Source Spectra Derived from Cohesive-Zone Models of a Circular Rupture Propagating at a Constant Speed. Kaneko, Y., and Shearer, P. M.

Sensitivity of Seismic Soil Response to the Soil/Bedrock Acoustic Impedance Contrast Ratio for Ottawa, Canada. Motazedian, M., Khaheshi Banab, K., Kolaj, M., Sivathayalan, S., Hunter, J., and Crow, H.

4:45 Probabilistic Seismic Hazard Assessment of Eastern Marmara Region. Gulerce, Z., and Ocak, S.

*e Source and Attenuation Characteristics of Ground Motions from the 23 October 2011 Van, Turkey Earthquake. Yenier, E., and Atkinson, G. M.

*e Relation of University of Utah Local and Coda Magnitudes to Moment Magnitudes. Pechmann, J. C., and Whidden, K. M.

Crustal Velocities in the Region Surrounding the Charlevoix Seismic Zone, Quebec, Canada. Powell, C., Lamontagne, M., and Kelemencky, S.

( ( ( (

Thursday, 19 April—Morning Poster Sessions

Continental Lithospheric Structure and Tectonics of Central North America (see page 453)

1. Teleseismic P-Wave Travel Time Residual Mapping In *e Eastern Tennessee Seismic zone. Agbaje, T. C., Arroucau, P., Vlahovic, G., Powell, C., and Rawlinson, N.

2. Digital elevation model analysis in the eastern Tennessee seismic zone. Stearns, C., Arroucau, P., Vlahovic, G., Mulrooney, T., and Love, G.

3. Ambient Noise Cross-Correlation in the Eastern Tennessee Seismic Zone (United States). Kuponiyi, A. P., Arroucau, P., Yongan, T., Vlahovic, G., and Vlahovic, B.

4. *e Relationship Between Earthquake Locations and Velocity Structure in the Eastern Tennessee Seismic Zone. Powell, C. A., and Chapman, M. C.

5. Crustal Structure Between Minnesota and the Gulf Coast from Joint Inversion of Surface-Wave Dispersion and Receiver Functions. Chang, Y., and Herrmann, R. B.

6. Regional Seismicity Recorded by the USArray: *e ANF Bulletin. Astiz, L., Vernon, F. L., Eakins, J. A., Martynov, V. M., Karasu, G. H., Tytell, J., Cox, T. A., Newman, R., Reyes, J., and Davis, G. A.

7. Tuning Detection Algorithms for the Analysis of Dynamic Earthquake Triggering Using EarthScope’s USArray Data. Velasco, A. A., Kilb, D. L., Pankow, K. L., and Gonzalez-Huizar, H.

8. Resolving Variations in the Tectonostratigraphic Terrane Structure of New England Using Receiver Functions. Schuh, J. S., and Ebel, J. E.

Detecting, Modeling, and Predicting the Seismic Source (see page 455)

9. Generating Stochastic Source Models Using Insights from Laboratory Earthquakes. Siriki, H., and Krishnan, S.

10. Joint Inversion for Moment Tensors and Ampli,cations of Uncalibrated Sensors. Davi, R., and Vavrycuk, V.

11. Investigation of mLg Using Random Vibration *eory and Actual Earthquakes. Rigsby, C. M., and Herrmann, R. B.




12. Stress Forecasting in Vrancea Seismically Active Region of Romania. Apostol, A., Moldovan, I. A., Ionescu, C., and Zugravescu, D.

13. Real Time Forecasting of A'ershock Sequences. Felzer, K., and Page, M.

14. Lessons Learned from RELM: A Second-Generation ALM Model. Hiemer, S., Tormann, T., and Wiemer, S.

15. Date, Lunar Phase and Time of Giant Earthquakes might be Speci,ed for Each Subduction Zone. Fujii, Y., and Ozaki, Y.

16. Detection of Tectonic, Volcanic, and Cyrospheric Seismic Sources in Antarctica using POLENET Seismic Array and GSN Seismic Stations. Lough, A., Barcheck, C. G., Wiens, D., Barklage, M., Nyblade, A., Aster, R. A., Anandakrishnan, S., Huerta, A., and Wilson, T.

Earthquake Strong-Motion Modeling (see page 456)

17. Stochastic Modeling of the Source and Attenuation Characteristics of Moderate-to-Large Magnitude Earthquakes: Investigation of Apparent Distance Saturation E)ects. Yenier, E., and Atkinson, G. M.

18. A Stochastic Ground-Motion Model for Switzerland. Edwards, B., and Fäh, D.

19. Exploring the Space of Stochastic Ground-Motion Models through High-Dimensional Visualization. Gianniotis, N., Kuehn, N. M., Riggelsen, C., and Scherbaum, F.

20. Spatial Statistics of the Clark County Parcel Map, Trial Geotechnical Models, and E)ects on Earthquake Ground Motions in Las Vegas Valley. Savran, W., Louie, J. N., Pullammanappallil, S. K., and Pancha, A.

21. Scaling Low-Frequency Earthquake Spectra in a Stochastic Finite-Fault Modelling Technique. Crane, S., and Motazedian, D.

22. High-Frequency Ground Motion Modeling. Mourhatch, R., and Krishnan, S.

23. Simulation of Broadband Strong Ground Motion for the 2010 M 7.0 Haiti Earthquake. Mavroeidis, G. P., Scotti, C. M., and Papageorgiou, A. S.

Probabilistic Seismic Hazard Analyses, Models, Maps, and Simulations (see page 458)

24. Large Scale Earthquake Hazard Class Mapping by Parcel In Las Vegas Valley. Pancha, A., Pullammanappallil, S. K., Louie, J. N., and Hellmer, W. K.

25. EqHaz: A Monte Carlo Simulation Program for Seismic Hazard Applications. Assatourians, and Atkinson

26. A Site-Speci,c Seismic Hazard Analysis in Northern Chile. Dober, M., Wong, I., Olig, S., and Bott, J.

27. Geospatial Liquefaction Hazard Model for Kobe, Japan and Christchurch, New Zealand. Baise, L. G., Daley, D., Zhu, J., *ompson, E. M., and Knudsen, K. L.

28. *e St. Louis Area Earthquake Hazards Mapping Project. Williams, R. A., Cramer, C. H., Rogers, J. D., Bauer, R. A., Chung, J. W., Gaunt, D. L., Hempen, G. L., Steckel, P.

J., Ho)man, D., Boyd, O.S., USGS, Memphis, TN; and McCallister, N.S.

29. UNESCO IOC Tsunami and Other Coastal Hazards Warning System for the Caribbean and Adjacent Regions. Von Hillebrandt-Andrade, C. G., Inniss, L., and Aliaga,(B.

30. An Assessment of the USGS PAGER System’s Alerts and Loss Estimates. Marano, K. D., Wald, D. J., Jaiswal, K., and Hearne, M.

31. Earthquake CAT Bond Trigger Design: Scenario-based versus Station-Intensity-based Approaches. Goda, K.

"e 23 October 2011 Van, Turkey Earthquake: Observations and Implications (see page 459)

32. Broadband Ground Motion Simulations of the 23 October 2011 Van (Eastern Turkey) Earthquake. Ameri, G., Gallovic, F., Askan, A., and Zahradnik, J.

33. 23 October 2011 Mw 7.1 Van (Eastern Turkey) Earthquake: Characteristics of Recorded Strong Ground Motions and Post-Earthquake Condition Assessment of Infrastructure and Cultural Heritage. Akansel, V., Ameri, G., Askan, A., Caner, A., Erdil, B., Kale, O., and Okuyucu, D.

34. 2011 Van Earthquake (Mw=7.2) A'ershocks using the Source Spectra an Approach to Real-Time Estimation of Moment Magnitude. Meral Ozel, N., Kusmezer, A., and Korkusuz, Y.

35. *e Van Earthquake (Mw=7.2) of 23 October 2011 and Its A'ershocks. Kalafat, D., Kekovali, K., Suvarıkli, M., Ogutcu, Z., Yilmazer, M., Gunes, Y., and Gulen, L.

36. Coseismic Surface Deformation of the 23 October 2011 Van Earthquake from InSAR. Severson, C. M., and Funning, G. J.

37. Fault Slip Distribution of the Mw 7.2 Van Earthquake (2011) Imaged by DInSAR Data and Numerical Modeling. Trasatti, E., Tolomei, C., Atzori, S., Merryman, J., Antonioli, A., Pezzo, G., and Salvi, S.

38. *e 2010–2011 Canterbury Earthquakes, New Zealand: Multiple Fault Segments, Slip Distribution and Seismic Hazard. Elliott, J. R., Parsons, B., England, P. C., Nissen, E. K., Jackson, J. A., Lamb, S., Li, Z., and Oehlers, M.

Thursday, 19 April—Afternoon Poster Sessions

Earthquake Location and Monitoring (see page 461)

39. Microseismic Monitoring of the Marmara Seismic Gap, NW Turkey: Recent Results From the PIRES Network and Challenges Ahead. Bohnho#, M., Bulut, F., Eken, T., Aktar, M., and Dresen, G.

40. Determination of Hypocentral and Focal Mechanism Solutions for 3 November 2010 Kraljevo Earthquake Sequence (Mw=5.4). Knezevic Antonijevic, S., Arroucau, P., and Vlahovic, G.

41. Micro-Seismicity in Southwestern Yukon, Canada. Meighan, L. N., Mazzotti, S., and Cassidy, J.




42. Relocation of Micro-earthquakes in the Youngduk O)shore Region, Korea. Kim, K. H., Yoo, Y. G., Yu, C., Kang, S., and Kim, H.

43. Enhanced Real-Time Seismic Monitoring in Hawai‘i. Shiro, B., Okubo, P., Koyanagi, K., *elen, W., and Gernold, R.

44. An Analysis of Haiti Earthquake (12 January 2010) from Its A'ershock Sequence Using Land-Based and O)-Shore Temporary Seismic Stations. Duchatelier, M. J., Arroucau, P., Mulrooney, T., Vlahovic, G., and Deschamps, A.

45. Discovering New Events Beyond the Catalog: A Look into Salton Sea Geothermal Field Microseismicity. Templeton, D. C., Wang, J., and Harris, D. B.

46. *e PBO Borehole Seismometer Network, Filling in Metadata Gaps. Fox, O., Pyatt, C., Mencin, D., Gallaher, W., Johnson, W., Gottlieb, M., Van Boskirk, E., and Hodgkinson, K.

47. Epicentral Infrasound from Small Earthquakes in the Western United States. Hale, J. M., Pankow, K. L., Arrowsmith, S. J., Stump, B., and Hayward, C.

48. Bayesian Travel-time Inversion for Earthquake hypo-central location. Davies, J. A., Vlahovic, G., and and Arroucau, P.

49. Re,nement and Testing of the PEDAL Event Detection and Signal Association Algorithm. Draelos, T. J., Ballard, S., Young, C. J., Gonzales, M. A., and Brogan, R.

50. Lessons Learned from the SPEAR (Seismogram Picking Error from Analyst Review) Project. Zeiler, C. P.

Sensors and So&ware Techniques (see page 464)

51. Assessment of GSN Sensor Response Information. Davis, P., and Berger, J.

52. High-Resolution, Low Power, Intergrated A'ershock System. Zimakov, L., and Passmore, P.

53. A So'ware Toolbox for Systematic Evaluation and Recovery of Seismometer-Digitizer System Responses. Ferris, A., Franks, J., and Bonner, J.

54. A Technique to Determine the Self-Noise of Seismic Sensors for Performance Screening. Hart, D., Rademacher, H., and Guralp, C.

55. Wave Gradiometry in *ree Dimensions. Poppeliers, C.

Surface Deformation and Geodetic Techniques (see page 464)

56. Detecting Deformation in the New Madrid Seismic Zone using Radar Interferometry. Esezobor, K. O., Yang, Z., and Vlahovic, G.

57. Surface Deformation and Slip Distribution of the 1994 Northridge Earthquake Determined from InSAR, GPS and the Community Fault Model. Severson, C. M., Funning, G. J., and Marshall, S. T.

58. Application of Cluster Analysis to the Greek GPS Velocity Field to Constrain *e Active Tectonics of Greece and

Adjacent Regions. "atcher, W., Simpson, R., and Segou,(M.

59. Preliminary Interpretation of Subsurface Deformation across the Olympic, Washington State: Evidence for Active Crustal Deformation in the Southern Puget Lowlands? Odum, J. K., Stephenson, w. J., Pratt, T. L., Dart, R. L., Maharrey, J. Z., Volpi, C., King, B., and Ho)pauir, C. G.

60. Seismic Interferometry of the Salton Sea Geothermal Region. Matzel, E. M.

Tying Near$eld Phenomenology to Far$eld Measurements: Explosion Source Physics and Energy Propagation "rough Complex Media (see page 466)

61. A Damage Mechanics Model for S Wave Generation by Explosions in Crystalline Rock. Sammis, C. G., Mihaly, J. M., and Rosakis, A. J.

62. Can the Fisk Conjecture be Explained by Rock Damage Around Explosions? Taylor, S. R.

63. “Prompt” Versus “Late-Time” Damage: *e Case for Explosion-Generated S Waves from Late-Time Damage Due to Shock-Wave Interactions with the Free Surface. Patton, H. J.

64. Correlating Near-Source Rock Damage from Single-Hole Explosions to Seismic Waves: II. Seismic Observations. Bonner, J. L., Stroujkova, A., Leidig, M. R., Boyd, P., and Martin, R.

65. High Strain Rate Fracture Development in Granites: Comparing Experimental and Modeling Results. Sussman, A. J., Rougier, E., Broome, S. T., Knight, E. E., Schultz-Fellenz, E. S., and Townsend, M.

66. High-Resolution 3-D P- and S-wave Tomography of the Nevada National Security Site. Preston, L. A.

67. Seismic Body Wave Velocities Derived from SPE P-Wave Travel Times and Rg Phase Velocity Dispersion - Time Domain and Frequency Domain Methods. Rowe, C. A., Patton, H. J., Yang, X., and Rougier, E.

68. Measured and Modeled Rotational Motions From SPE1, SPE2, and Regional Earthquakes. Mellors, R. J., Harben, P., Petersson, A., Rodgers, A. J., Walter, W. R., and Pitarka, A.

69. *e In-uence of Pre-Stress on Shear Wave Generation From Explosions. Aldridge, D. F., and Preston, L. A.

70. Investigating the Possibility Underground Explosions Triggering Earthquakes by Means of Earthquake Rupture Dynamic Models. Dalguer, L. A., and Haslinger, F.

71. 2D Modeling of Local Site E)ects on Seismic Data from Source Physics Experiments. Larmat, C. S., and Patton, H. J.

72. Source Spectral Variation and Yield Estimation Derived from High Frequency P and S Codas from Local High Frequency Explosion Data. Mayeda, K., Yoo, S. H., and Bonner, J.

73. Source Characterization of Near-Surface Chemical Explosions at the San Andreas Fault Observatory at Depth. Rubinstein, J. L., Pollitz, F. F., and Ellsworth, W. L.




74. A Fracture Decoupling Experiment. Stroujkova, A., Bonner, J., Leidig, M., Kim, W. Y., Rath, T., Carnevale, M., and Lewkowicz, J.

75. Testing Event Discrimination over Broad Regions using the Historical Borovoye Observatory Explosion Dataset. Pasyanos, M. E., Ford, S. R., and Walter, W. R.

76. Progress Report on a Project to Digitize Data from Hundreds of Nevada Underground Nuclear Tests Recorded by the Sandia Seismic Network. Abbott, R. E.



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Program for 2012 SSA Annual Meeting · doi: 10.1785/gssrl.82.2.327 Seismological Research Letters...

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