About Me
Publications
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SCEC Science Planning Committee, Group Co-Leader (2002 - 2005)
SCEC Participation
Current Roles
SCEC Board of Directors, Core Institution Member (2020 - Present)Past Roles
SCEC Mentor (2014)SCEC Science Planning Committee, Group Co-Leader (2002 - 2005)
Shearer, P. M., Senobari, N., & Fialko, Y. (2024). Implications of a reverse polarity earthquake pair on fault friction and stress heterogeneity near Ridgecrest, California. Journal of Geophysical Research, (under review). SCEC Contribution 13473
Abercrombie, R. E., Baltay, A. S., Chu, S., Taira, T., Bindi, D., Boyd, O. S., Chen, X., Cochran, E. S., Devin, E. G., Dreger, D. S., Ellsworth, W. L., Fan, W., Harrington, R. M., Huang, Y., Kemna, K., Liu, M., Oth, A., Parker, G. A., Pennington, C. N., Picozzi, M., Ruhl, C. J., Shearer, P. M., Spallarossa, D., Trugman, D. T., Vandevert, I., Wu, Q., Yoon, C. E., & Yu, E. (2024). Overview of The SCEC/USGS Community Stress Drop Validation Study Using the 2019 Ridgecrest Earthquake Sequence. Bulletin of the Seismological Society of America, (submitted). SCEC Contribution 13471
Vandevert, I., Shearer, P. M., & Fan, W. (2024). Ridgecrest aftershock stress drops from P- and S-wave spectral decomposition. Bulletin of the Seismological Society of America, (submitted). SCEC Contribution 13462
Shearer, P. M., Vandevert, I., Fan, W., Abercrombie, R. E., Bindi, D., Calderoni, G., Chen, X., Ellsworth, W. L., Harrington, R. M., Huang, Y., Knudson, T. C., Rossbach, M., Supino, M., Satriano, C., Trugman, D. T., & Zhang, J. (2024). Earthquake source spectra estimates vary widely for two Ridgecrest aftershocks because of differences in attenuation corrections. Bulletin of the Seismological Society of America, (submitted). SCEC Contribution 13461
Wang, W., & Shearer, P. M. (2018). An Improved Method to Determine Coda‐Q, Earthquake Magnitude and Site Amplification: Theory and Application to Southern California. Journal of Geophysical Research: Solid Earth, (accepted). doi: 10.1029/2018JB015961. SCEC Contribution 8965
Shearer, P. M., Abercrombie, R. E., Trugman, D. T., & Wang, W. (2018). Comparing EGF Methods for Estimating Corner Frequency and Stress Drop from P-wave Spectra. Journal of Geophysical Research, (accepted). SCEC Contribution 8916
Bird, P., & Shearer, P. M. (2011). Factors influencing stress drops of small earthquakes in southern California. Journal of Geophysical Research, (in preparation). SCEC Contribution 1467
Vandevert, I., Shearer, P. M., & Fan, W. (2024, 09). Ridgecrest aftershock stress drops from P- and S-wave spectral decomposition. Poster Presentation at 2024 SCEC Annual Meeting. SCEC Contribution 13929
Morioka, T., Brenguier, F., Cochran, E. S., Fan, W., Higueret, Q., Hollis, D. D., Shearer, P. M., Vernon, F. L., Vidale, J. E., Wang, R., & Zhang, H. (2024, 09). Probing Seismicity Secrets with Five Nodal Arrays around the San Jacinto Fault. Poster Presentation at 2024 SCEC Annual Meeting. SCEC Contribution 13751
Shearer, P. M., Senobari, N. S., & Fialko, Y. (2024, 09). Implications of a reverse polarity earthquake pair on fault friction and stress heterogeneity near Ridgecrest, California. Poster Presentation at 2024 SCEC Annual Meeting. SCEC Contribution 13701
Vandevert, I., Shearer, P. M., & Fan, W. (2023, 09). Estimating earthquake source parameters from S-wave maximum amplitudes: Application to the 2019 Ridgecrest sequence. Poster Presentation at 2023 SCEC Annual Meeting. SCEC Contribution 13112
Jia, Z., Shearer, P. M., & Fan, W. (2023, 09). Rupture directivities of 70 M 3.5-5.5 Ridgecrest earthquakes obtained from energy envelope deconvolution. Poster Presentation at 2023 SCEC Annual Meeting. SCEC Contribution 13108
Ruhl, C. J., Abercrombie, R. E., & Shearer, P. M. (2023). Spatially Consistent Small-Scale Stress Heterogeneity Revealed by the 2008 Mogul, Nevada, Earthquakes. The Seismic Record, 3(3), 239-248. doi: 10.1785/0320230026. SCEC Contribution 12735
Shearer, P. M., & Fan, W. (2023). Space–Time Asymmetry in Earthquake Pairs along the Central San Andreas Fault: Evidence for Small Earthquake Links at Long Distances. The Seismic Record, 3(2), 77-85. doi: 10.1785/0320230002. SCEC Contribution 12693
Abercrombie, R. E., Ruhl, C. J., & Shearer, P. M. (2022, 09). Stress drop estimation of aftershocks of the 2019 Ridgecrest earthquake using an EGF approach . Poster Presentation at 2022 SCEC Annual Meeting. SCEC Contribution 12529
Hauksson, E., & Shearer, P. M. (2022, 09). The 1981 – 2022 Southern California Seismic Network Waveform Relocated and Focal Mechanisms Catalogs: New Seismological and Tectonic Insights. Poster Presentation at 2022 SCEC Annual Meeting. SCEC Contribution 12480
Vandevert, I., Shearer, P. M., & Fan, W. (2022, 09). Earthquake Source Spectra Estimates Obtained from S-Wave Maximum Amplitudes: Application to the 2019 Ridgecrest Sequence. Poster Presentation at 2022 SCEC Annual Meeting. SCEC Contribution 12160
Shearer, P. M., Meng, H., & Fan, W. (2022). Earthquake detection using a nodal array on the San Jacinto fault in California: Evidence for high foreshock rates preceding many events. Journal of Geophysical Research: Solid Earth,. doi: 10.1029/2022JB025279. SCEC Contribution 11883
Shearer, P. M., Abercrombie, R. E., & Trugman, D. T. (2022). Improved Stress Drop Estimates for M 1.5 to 4 Earthquakes in Southern California From 1996 to 2019. Journal of Geophysical Research: Solid Earth, 127(7). doi: 10.1029/2022JB024243. SCEC Contribution 11848
Ruhl, C. J., Abercrombie, R. E., & Shearer, P. M. (2021, 08). Can Fault-Zone Complexity Explain Spatiotemporal Variation in Observed Stress Drops?. Poster Presentation at 2021 SCEC Annual Meeting. SCEC Contribution 11566
Shearer, P. M., Abercrombie, R. E., & Trugman, D. T. (2021, 08). Improved stress drop estimates for M 1.5 to 4 earthquakes in Southern California from 1996 to 2019. Poster Presentation at 2021 SCEC Annual Meeting. SCEC Contribution 11455
Abercrombie, R. E., Trugman, D. T., Shearer, P. M., Chen, X., Zhang, J., Pennington, C. N., Hardebeck, J. L., Goebel, T. W., & Ruhl, C. J. (2021). Does Earthquake Stress Drop Increase With Depth in the Crust?. Journal of Geophysical Research: Solid Earth, 126(10). doi: 10.1029/2021JB022314. SCEC Contribution 11037
Shearer, P. M., & Abercrombie, R. E. (2020). Calibrating Spectral Decomposition of Local Earthquakes using Borehole Seismic Records---Results for the 1992 Big Bear Aftershocks in Southern California. Journal of Geophysical Research,. doi: https://doi.org/10.1029/2020JB020561. SCEC Contribution 10845
Abercrombie, R. E., Trugman, D. T., Shearer, P. M., Chen, X., Zhang, J., Pennington, C. N., Hardebeck, J. L., Goebel, T. H., & Ruhl, C. J. (2020, 08). Does earthquake stress drop increase with depth? . Poster Presentation at 2020 SCEC Annual Meeting. SCEC Contribution 10725
Shearer, P. M., & Abercrombie, R. E. (2020, 08). Calibrating Spectral Decomposition of Local Earthquakes using Borehole Seismic Records---Results for the 1992 Big Bear Aftershocks in Southern California. Poster Presentation at 2020 SCEC Annual Meeting. SCEC Contribution 10662
Shakibay Senobari, N., Zimmerman, Z., Funning, G., Shearer, P. M., Brisk, P., & Keogh, E. (2019, 08). Using the Matrix Profile to detect seismic events – from the lab experiment scale to local and global scales. Poster Presentation at 2019 SCEC Annual Meeting. SCEC Contribution 9835
Shearer, P. M., Abercrombie, R. E., & Wang, W. (2019, 08). How to Measure Variations in High-Frequency Radiation for Small to Moderate Earthquakes. Poster Presentation at 2019 SCEC Annual Meeting. SCEC Contribution 9629
Wang, W., Shearer, P. M., & Xu, X. (2019, 08). Spatial decorrelation of tidal triggering and remote triggering at the Coso geothermal field. Poster Presentation at 2019 SCEC Annual Meeting. SCEC Contribution 9350
Benz, H., Herrmann, R. B., Trugman, D. T., Shearer, P. M., Yeck, W. L., Burlacu, R., Pankow, K. L., Pechmann, J., Hale, J., & Koper, K. (2018). Afterslip Enhanced Aftershock Activity During the 2017 Earthquake Sequence Near Sulphur Peak, Idaho. Geophysical Research Letters, 45(11), 5352-5361. doi: 10.1029/2018GL078196. SCEC Contribution 8931
Wang, Y., Day, S. M., & Shearer, P. M. (2018, 08). A Physical Interpretation for Anomalous Source Spectra with a Deficit at Intermediate Frequencies. Poster Presentation at 2018 SCEC Annual Meeting. SCEC Contribution 8579
Wang, W., & Shearer, P. M. (2018, 08). Comparison of Brune-type Stress Drops Estimated from Direct P, S, and Coda Waves. Poster Presentation at 2018 SCEC Annual Meeting. SCEC Contribution 8383
Shearer, P. M., Abercrombie, R. E., Trugman, D. T., & Wang, W. (2018, 08). Testing and Reconciling EGF Methods for Estimating Corner Frequency and Stress Drop from P-wave Spectra. Poster Presentation at 2018 SCEC Annual Meeting. SCEC Contribution 8365
Ross, Z. E., Hauksson, E., Trugman, D. T., & Shearer, P. M. (2018, 08). Detecting millions of earthquakes in southern California with template matching. Oral Presentation at 2018 SCEC Annual Meeting. SCEC Contribution 8287
Shearer, P. M., & Trugman, D. T. (2018). Strong Correlation between Stress Drop and Peak Ground Acceleration for Recent M 1–4 Earthquakes in the San Francisco Bay Area. Bulletin of the Seismological Society of America, 108(2), 929-945. doi: 10.1785/0120170245. SCEC Contribution 8117
Trugman, D. T., Dougherty, S. L., Cochran, E. S., & Shearer, P. M. (2017). Source Spectral Properties of Small to Moderate Earthquakes in Southern Kansas. Journal of Geophysical Research: Solid Earth, 122(10), 8021-8034. doi: 10.1002/2017JB014649. SCEC Contribution 8932
Trugman, D. T., & Shearer, P. M. (2017). GrowClust: A Hierarchical Clustering Algorithm for Relative Earthquake Relocation, with Application to the Spanish Springs and Sheldon, Nevada, Earthquake Sequences. Seismological Research Letters, 88(2A), 379-391. doi: 10.1785/0220160188. SCEC Contribution 8118
Shearer, P. M., & Wang, W. (2017). Using direct and coda wave envelopes to resolve the scattering and intrinsic attenuation structure of Southern California. Journal of Geophysical Research: Solid Earth, 122(9), 7236-7251. doi: 10.1002/2016JB013810. SCEC Contribution 8116
Buehler, J., Kilb, D., Vernon, F. L., Wang, W., & Shearer, P. M. (2017, 08). Focal mechanism effects on S/P amplitude ratios in southern California. Poster Presentation at 2017 SCEC Annual Meeting. SCEC Contribution 7796
Shearer, P. M., Abercrombie, R. E., & Trugman, D. T. (2017, 08). Testing and Reconciling Stress Drop and Attenuation Models for Southern California. Poster Presentation at 2017 SCEC Annual Meeting. SCEC Contribution 7566
Wang, W., & Shearer, P. M. (2017, 08). An Improved Method to Determine Coda-Q, Earthquake Magnitude, and Site Amplification: Theory and Application to Southern California. Poster Presentation at 2017 SCEC Annual Meeting. SCEC Contribution 7543
Trugman, D. T., & Shearer, P. M. (2017, 08). Examining the relationship between stress drop and peak ground acceleration for small-to-moderate earthquakes in the San Francisco Bay Area. Poster Presentation at 2017 SCEC Annual Meeting. SCEC Contribution 7538
Abercrombie, R. E., Shearer, P. M., & Trugman, D. T. (2017, 04). A comparison of different methods of calculating source spectra and stress drop in Southern California. Poster Presentation at Annual Meeting of the Seismological Society of America. SCEC Contribution 7268
Trugman, D. T., & Shearer, P. M. (2017). Application of an improved spectral decomposition method to examine earthquake source scaling in Southern California. Journal of Geophysical Research: Solid Earth, 122(4), 2890-2910. doi: 10.1002/2017JB013971. SCEC Contribution 7235
Hatch, R. L., Trugman, D. T., Smith, K. D., Shearer, P. M., & Abercrombie, R. E. (2016, 08). Characterizing Seismicity with High-Precision Relocations of Recent Earthquake Sequences in Eastern California and Western Nevada. Poster Presentation at 2016 SCEC Annual Meeting. SCEC Contribution 6799
Shearer, P. M., Abercrombie, R. E., & Trugman, D. T. (2016, 08). Testing and Reconciling Stress Drop and Attenuation Models in Southern California. Poster Presentation at 2016 SCEC Annual Meeting. SCEC Contribution 6793
Wang, W., & Shearer, P. M. (2016, 08). Using coda waves to resolve the scattering and intrinsic attenuation structure of Southern California. Poster Presentation at 2016 SCEC Annual Meeting. SCEC Contribution 6672
Trugman, D. T., Shearer, P. M., & Smith, K. D. (2016, 09). GrowClust: A hierarchical clustering algorithm for relative earthquake relocation, with application to the Spanish Springs and Sheldon, Nevada, earthquake sequences. Poster Presentation at 2016 SCEC Annual Meeting. SCEC Contribution 6649
Fan, W., & Shearer, P. M. (2016, 07). Local near-instantaneously dynamically triggered aftershocks of large earthquakes. Poster Presentation at 2016 SCEC Annual Meeting. SCEC Contribution 6414
Trugman, D. T., Shearer, P. M., Borsa, A. A., & Fialko, Y. (2016). A comparison of long-term changes in seismicity at The Geysers, Salton Sea, and Coso geothermal fields. Journal of Geophysical Research: Solid Earth, 121(1), 225-247. doi: 10.1002/2015JB012510. SCEC Contribution 6202
Shearer, P. M., & Zhang, Q. (2016). A new method to identify earthquake swarms applied to seismicity near the San Jacinto Fault, California. Geophysical Journal International, 205(2), 995-1005. doi: 10.1093/gji/ggw073. SCEC Contribution 6201
Mai, P. M., Shearer, P. M., Ampuero, J., & Lay, T. (2016). Standards for Documenting Finite-Fault Earthquake Rupture Models . Seismological Research Letters, 87(3), 712-718. SCEC Contribution 2107
Shearer, P. M., & Chen, X. (2015). Analysis of Foreshock Sequences in California and Implications for Earthquake Triggering. Pure and Applied Geophysics, 173(1), 133-152. doi: 10.1007/s00024-015-1103-0. SCEC Contribution 8122
Shearer, P. M., & Kaneko, Y. (2015). Variability of seismic source spectra, estimated stress drop, and radiated energy, derived from cohesive-zone models of symmetrical and asymmetrical circular and elliptical ruptures. Journal of Geophysical Research: Solid Earth, 120(2), 1053-1079. doi: 10.1002/2014JB011642. SCEC Contribution 8121
Goebel, T. H., Hauksson, E., Shearer, P. M., & Ampuero, J. (2015). Stress-drop heterogeneity within tectonically complex regions: a case study of San Gorgonio Pass, southern California. Geophysical Journal International, 202(1), 514-528. doi: 10.1093/gji/ggv160. SCEC Contribution 6113
Kaneko, Y., & Shearer, P. M. (2014). Seismic source spectra and estimated stress drop derived from cohesive-zone models of circular subshear rupture. Geophysical Journal International, 197(2), 1002-1015. doi: 10.1093/gji/ggu030. SCEC Contribution 1830
Shearer, P. M. (2013). Reply to comment by S. Hainzl on “Self-similar earthquake triggering, Båth's Law, and foreshock/aftershock magnitudes: Simulations, theory and results for southern California”. Journal of Geophysical Research: Solid Earth, 118(3), 1192-1192. doi: 10.1002/jgrb.50133. SCEC Contribution 6190
Chen, X., & Shearer, P. M. (2013). California foreshock sequences suggest aseismic triggering process. Geophysical Research Letters, 40(11), 2602–2607. doi: 10.1002/grl.50444. SCEC Contribution 1775
Uchide, T., Yao, H., & Shearer, P. M. (2013). Spatio-temporal distribution of fault slip and high-frequency radiation of the 2010 El Mayor-Cucapah, Mexico earthquake. Journal of Geophysical Research, 118(4), 1546–1555. doi: 10.1002/jgrb.50144. SCEC Contribution 1774
Kane, D. L., Shearer, P. M., & Goertz-Allmann, B. P. (2013). Rupture directivity of small earthquakes at Parkfield. Journal of Geophysical Research: Solid Earth, 118(1), 212-221. doi: 10.1029/2012JB009675. SCEC Contribution 1725
Hauksson, E., Stock, J. M., Bilham, R., Boese, M., Chen, X., Fielding, E. J., Galetzka, J. E., Hudnut, K. W., Hutton, K., Jones, L. M., Kanamori, H., Shearer, P. M., Steidl, J. H., Treiman, J. A., Wei, S., & Yang, W. (2013). Report on the August 2012 Brawley Earthquake Swarm in Imperial Valley, Southern California. Seismological Research Letters, 84(2), 177-189. doi: 10.1785/0220120169. SCEC Contribution 1678
Shearer, P. M., & Sumiejski, L. E. (2012). Temporal Stability of Coda Q-1 in Southern California. Bulletin of the Seismological Society of America, 102(2), 873-877. doi: 10.1785/0120110181. SCEC Contribution 8120
Shearer, P. M. (2012). Space-time clustering of seismicity in California and the distance dependence of earthquake triggering. Journal of Geophysical Research, 117(B10). doi: 10.1029/2012JB009471. SCEC Contribution 1724
Shearer, P. M. (2012). Self-similar earthquake triggering, Båth’s law, and foreshock/aftershock magnitudes: Simulations, theory, and results for southern California. Journal of Geophysical Research, 117(B6). doi: 10.1029/2011JB008957. SCEC Contribution 1723
Chen, X., Shearer, P. M., & Abercrombie, R. E. (2012). Spatial migration of earthquakes within seismic clusters in Southern California: Evidence for fluid diffusion. Journal of Geophysical Research, 117. doi: 10.1029/2011JB008973. SCEC Contribution 1722
Sumiejski, L. E., & Shearer, P. M. (2012). Temporal stability of coda Q^-1 in southern California. Bulletin of the Seismological Society of America, 102, 873-877. doi: 10.1785/0120110181. SCEC Contribution 1720
Hauksson, E., Yang, W., & Shearer, P. M. (2012). Waveform Relocated Earthquake Catalog for Southern California (1981 to June 2011). Bulletin of the Seismological Society of America, 102, 2239-2244. doi: 10.1785/0120120010. SCEC Contribution 1528
Yang, W., Hauksson, E., & Shearer, P. M. (2012). Computing a large refined catalog of focal mechanisms for southern California (1981 – 2010): Temporal Stability of the Style of Faulting. Bulletin of the Seismological Society of America, 102, 1179-1194. doi: 10.1785/0120110311. SCEC Contribution 1512
Yang, Z., Sheehan, A. F., & Shearer, P. M. (2011). Stress-induced upper crustal anisotropy in southern California. Journal of Geophysical Research,. doi: 10.1029/2010JB007655. SCEC Contribution 2020
Kane, D. L., Prieto, G. A., Vernon, F. L., & Shearer, P. M. (2011). Quantifying seismic source parameter uncertainties. Bulletin of the Seismological Society of America, 101, 535-543. doi: 10.1785/0120100166. SCEC Contribution 1543
Chen, X., & Shearer, P. M. (2011). Comprehensive analysis of earthquake source spectra and swarms in the Salton Trough, California. Journal of Geophysical Research, 116(B9). doi: 10.1029/2011JB008263. SCEC Contribution 1542
Smith-Konter, B. R., Sandwell, D. T., & Shearer, P. M. (2011). Locking depths estimated from geodesy and seismology along the San Andreas Fault System: Implications for seismic moment release,. Journal of Geophysical Research: Solid Earth, 116(B6), B06401. doi: 10.1029/2010JB008117. SCEC Contribution 1471
Lin, G., Thurber, C. H., Zhang, H., Hauksson, E., Shearer, P. M., Waldhauser, F., Brocher, T. M., & Hardebeck, J. L. (2010). A California statewide three-dimensional seismic velocity model from both absolute and differential times. Bulletin of the Seismological Society of America, 100, 225-240. doi: 10.1785/0120090028. SCEC Contribution 1360
Lin, G., & Shearer, P. M. (2009). Evidence for water-filled cracks in earthquake source regions. Geophysical Research Letters, 36. doi: 10.1029/2009GL039098. SCEC Contribution 1361
Shearer, P. M., & Lin, G. (2009). Evidence for Mogi doughnut behavior in seismicity preceding small earthquakes in southern California. Journal of Geophysical Research, 114. doi: 10.1029/2009JB005982. SCEC Contribution 1241
Allmann, B. P., & Shearer, P. M. (2009). Global variations of stress drop for moderate to large earthquakes. Journal of Geophysical Research, 114. doi: 10.1029/2009JB005821. SCEC Contribution 1194
Cochran, E. S., Li, Y., Shearer, P. M., Barbot, S. D., Fialko, Y., & Vidale, J. E. (2009). Seismic and Geodetic Evidence for Extensive, Long-Lived Fault Damage Zones. Geology, 37(4), 315-318. doi: 10.1130/G25306A.1. SCEC Contribution 1185
Allmann, B. P., Shearer, P. M., & Hauksson, E. (2008). Spectral discrimination between quarry blasts and earthquakes in southern California. Bulletin of the Seismological Society of America, 98(4), 2073-2079. doi: 10.1785/0120070215. SCEC Contribution 2019
Allmann, B. P., & Shearer, P. M. (2008). Spectral discrimination between quarry blasts and earthquakes in southern California. Bulletin of the Seismological Society of America, 98, 2073-2079. doi: 10.1785/0120070215. SCEC Contribution 1145
Lin, G., Shearer, P. M., & Hauksson, E. (2008). A Search for Temporal Variations in Station Terms in Southern California from 1984 to 2002. Bulletin of the Seismological Society of America, 98, 2118-2132. doi: 10.1785/0120070243. SCEC Contribution 1123
Lin, G., & Shearer, P. M. (2007). Estimating Local Vp/Vs Ratios within Similar Earthquake Clusters. Bulletin of the Seismological Society of America, 97(2), 379-388. doi: 10.1785/0120060115. SCEC Contribution 995
Allmann, B. P., & Shearer, P. M. (2007). Spatial and temporal stress drop variations in small earthquakes near Parkfield, California. Journal of Geophysical Research, 112(B04305). doi: 10.1029/2006JB004395. SCEC Contribution 978
Plesch, A., Shaw, J. H., Bryant, W. A., Carena, S., Cooke, M. L., Dolan, J. F., Fuis, G. S., Gath, E. M., Grant Ludwig, L. B., Hauksson, E., Jordan, T. H., Kamerling, M. J., Legg, M. R., Lindvall, S. C., Magistrale, H., Nicholson, C., Niemi, N. A., Oskin, M. E., Perry, S. C., Planansky, G., Rockwell, T. K., Shearer, P. M., Sorlien, C. C., Suess, M., Suppe, J., Treiman, J. A., & Yeats, R. S. (2007). Community Fault Model (CFM) for Southern California. Bulletin of the Seismological Society of America, 97(6), 1793-1802. doi: 10.1785/0120050211. SCEC Contribution 1134
Allmann, B. P., & Shearer, P. M. (2007). A High-Frequency Secondary Event During the 2004 Parkfield Earthquake. Science, 318(5854), 1279-1283. doi: 10.1126/science.1146537. SCEC Contribution 1121
Lin, G., Shearer, P. M., & Hauksson, E. (2007). A 3-D Crustal Tomography Model for Southern California from a Composite Event Method. Bulletin of the Seismological Society of America,. SCEC Contribution 1050
Lin, G., & Shearer, P. M. (2006). The COMPLOC Earthquake Location Package. Seismological Research Letters, 77(4), 440-444. doi: 10.1785/gssrl.77.4.440. SCEC Contribution 974
Hauksson, E., & Shearer, P. M. (2006). Attenuation Models (QP and QS) in Three Dimensions of the Southern California Crust: Inferred Fluid Saturation At Seismogenic Depths. Journal of Geophysical Research, 111(B05302). doi: 10.1029/2005JB003947. SCEC Contribution 953
Prieto, G. A., Parker, R. L., Vernon, F. L., Shearer, P. M., & Thomson, D. J. (2006). Uncertainties in Earthquake Source Spectrum Estimation using Empirical Green Functions. In R. E. Abercrombie (Eds.), Earthquakes: Radiated Energy and the Physics of Faulting, (, pp. 69-74) San Francisco, USA: AGU doi: 10.1029/GM170. SCEC Contribution 933
Shearer, P. M., Prieto, G. A., & Hauksson, E. (2006). Comprehensive Analysis of Earthquake Source Spectra in Southern California. Journal of Geophysical Research, 111(B06303). doi: 10.1029/2005JB003979. SCEC Contribution 919
Lin, G., Shearer, P. M., & Fialko, Y. (2006). Obtaining Absolute Locations for Quarry Seismicity Using Remote Sensing Data. Bulletin of the Seismological Society of America, 96(2), 722-728. SCEC Contribution 914
Cochran, E. S., & Shearer, P. M. (2006). Infrasound Events Detected with the Southern California Seismic Network. Geophysical Research Letters, 33, L19803. doi: 10.1029/2006GL026951. SCEC Contribution 1027
Hauksson, E., & Shearer, P. M. (2005). Southern California Hypocenter Relocation with Waveform Cross-Correlation: Part 1. Results Using the Double-Difference Method. Bulletin of the Seismological Society of America, 95(3), 896-903. doi: 10.1785/0120040167. SCEC Contribution 820
Shearer, P. M., Hauksson, E., & Lin, G. (2005). Southern California Hypocenter Relocation with Waveform Cross-Correlation, Part 2: Results Using Source-Specific Station Terms and Cluster Analysis. Bulletin of the Seismological Society of America, 95(3), 904-915. doi: 10.1785/0120040168. SCEC Contribution 784
Lin, G., & Shearer, P. M. (2005). Tests of Relative Earthquake Location Techniques Using Synthetic Data. Journal of Geophysical Research, 110(B04304). SCEC Contribution 782
Prieto, G. A., Shearer, P. M., Vernon, F. L., & Kilb, D. L. (2004). Earthquake source scaling and self-similarity estimation from stacking P and S spectra. Journal of Geophysical Research, 109(B08310). doi: 10.1029/2004JB003084. SCEC Contribution 766
Hauksson, E., Shearer, P. M., & Vidale, J. E. (2004). Converting Advances in Seismology into Earthquake Science. Eos, Transactions, American Geophysical Union, 85(1), 3. SCEC Contribution 752
Grant Ludwig, L. B., & Shearer, P. M. (2004). Activity of the Offshore Newport-Inglewood Rose Canyon Fault Zone, Coastal Southern California, from Relocated Microseismicity. Bulletin of the Seismological Society of America, 94(2), 747-752. doi: 10.1785/0120030149. SCEC Contribution 746
Hardebeck, J. L., & Shearer, P. M. (2003). Using S/P Amplitude Ratios to Constrain the Focal Mechanisms of Small Earthquakes. Bulletin of the Seismological Society of America, 93(6), 2434-2444. doi: 10.1785/0120020236. SCEC Contribution 706
Shearer, P. M., Hardebeck, J. L., Astiz, L., & Richards-Dinger, K. B. (2003). Analysis of similar event clusters in aftershocks of the 1994 Northridge, California, earthquake. Journal of Geophysical Research, 108(B1), 2035. doi: 10.1029/2001JB000685. SCEC Contribution 653
Fialko, Y., Sandwell, D. T., Agnew, D. C., Simons, M., Shearer, P. M., & Minster, J. B. (2002). Deformation on Nearby Faults Induced by the 1999 Hector Mine Earthquake. Science, 297(5588), 1858-1862. doi: 10.1126/science.1074671. SCEC Contribution 757
Shearer, P. M. (2002). Parallel fault strands at 9-km depth resolved on the Imperial Fault, Southern California. Geophysical Research Letters, 29(14), 1674. doi: 10.1029/2002GL015302. SCEC Contribution 688
Hardebeck, J. L., & Shearer, P. M. (2002). A New Method for Determining First-Motion Focal Mechanisms. Bulletin of the Seismological Society of America, 92(6), 2264-2276. doi: 10.1785/0120010200. SCEC Contribution 647
Nikolaidis, R., Bock, Y., de Jonge, P. J., Shearer, P. M., Agnew, D. C., & van Domselaar, M. (2001). Seismic wave observations with the global positioning system. Journal of Geophysical Research, 106(B10), 21897-21916. SCEC Contribution 578
Richards-Dinger, K. B., & Shearer, P. M. (2000). Earthquake locations in southern California obtained using source-specific station terms. Journal of Geophysical Research, 105(B5), 10939-10960. SCEC Contribution 518
Astiz, L., Shearer, P. M., & Agnew, D. C. (2000). Precise relocations and stress change calculations for the Upland earthquake sequence in southern California. Journal of Geophysical Research, 105(B2), 2937-2953. SCEC Contribution 491
Astiz, L., & Shearer, P. M. (2000). Earthquake Locations in the Inner Continental Borderland, Offshore Southern California. Bulletin of the Seismological Society of America, 90(2), 425-449. doi: 10.1785/0119990022. SCEC Contribution 490
Shaw, J. H., & Shearer, P. M. (1999). An Elusive Blind-Thrust Fault Beneath Metropolitan Los Angeles. Science, 283(5407), 1516-1518. doi: 10.1126/science.283.5407.1516. SCEC Contribution 668
Shearer, P. M. (1998). Evidence from a Cluster of Small Earthquakes for a Fault at 18 km Depth Beneath Oak Ridge, Southern California. Bulletin of the Seismological Society of America, 88(6), 1327-1336. SCEC Contribution 517
Last updated Sep 19, 2024.
