About Me
Publications
No bio available.
SCEC Executive Committee, Member (2022 - Present)
SCEC Board of Directors, At-Large Member (2018 - Present)
SCEC Mentor (1994 - 1995)
SCEC Participation
Current Roles
SCEC Board of Directors, Vice-Chair (2023 - Present)SCEC Executive Committee, Member (2022 - Present)
SCEC Board of Directors, At-Large Member (2018 - Present)
Past Roles
SCEC Board of Directors, Chair (2022)SCEC Mentor (1994 - 1995)
Calderoni, G., & Abercrombie, R. E. (2024). Combining two distinct methods to resolve spatial variation in attenuation and earthquake source parameters. Bulletin of the Seismological Society of America, (under review). SCEC Contribution 14064
Baltay, A. S., Abercrombie, R. E., Rubinstein, J. L., & van der Elst, N. J. (2024, 09). Using SCEC/USGS Community Stress Drop Validation Study seismic moments to examine Southern California Moment and Magnitude Scales and implications for b-value modeling. Poster Presentation at 2024 SCEC Annual Meeting. SCEC Contribution 14030
Abercrombie, R. E., & Baltay, A. S. (2024, 09). Preliminary comparative analysis of results submitted to the International SCEC/USGS Community Stress Drop Validation Study and future plans. Poster Presentation at 2024 SCEC Annual Meeting. SCEC Contribution 14022
Contreras, N. A., Funning, G. J., & Abercrombie, R. E. (2024, 09). Testing the repetitiveness of repeating earthquakes: Analyzing spatiotemporal changes of repeating earthquake characteristics in response to seismicity. Poster Presentation at 2024 SCEC Annual Meeting. SCEC Contribution 14000
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
Baltay, A. S., & Abercrombie, R. E. (2024). Southern California Moment and Magnitude Scales from the SCEC/USGS Community Stress Drop Validation Study. Bulletin of the Seismological Society of America, (submitted). SCEC Contribution 13468
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
Chu, S., Baltay, A. S., & Abercrombie, R. E. (2023, 09). The effect of azimuthal variation on measured stress drop: a case study of the 2019 Ridgecrest sequence. Poster Presentation at 2023 SCEC Annual Meeting. SCEC Contribution 13285
Okamoto, K. K., Savage, H. M., Brodsky, E. E., Cochran, E. S., Abercrombie, R. E., & Carpenter, B. M. (2023, 09). To heal or not to heal?: The moment-recurrence time behavior of repeating earthquakes in the 2011 Prague, Oklahoma aftershock sequence is consistent with laboratory healing rates. Poster Presentation at 2023 SCEC Annual Meeting. SCEC Contribution 13110
Abercrombie, R. E., Baltay, A. S., Chu, S., & Taira, T. (2023, 09). Update on the International SCEC/USGS Community Stress Drop Validation Study. Poster Presentation at 2023 SCEC Annual Meeting. SCEC Contribution 12929
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
Neupane, A. S., Ruhl, C. J., & Abercrombie, R. E. (2022, 09). Source Complexity of M 3.5 – 5.5 Earthquakes in the 2019 Ridgecrest Earthquake Sequence. Poster Presentation at 2022 SCEC Annual Meeting. SCEC Contribution 12508
Chu, S., Baltay, A. S., Tsai, V. C., Abercrombie, R. E., Hirth, G., & Trugman, D. (2022, 09). How is fault complexity linked to high-frequency radiation from Southern California earthquakes? . Poster Presentation at 2022 SCEC Annual Meeting. SCEC Contribution 12251
Baltay, A. S., Chu, S., Abercrombie, R. E., & Taira, T. (2022, 09). The SCEC/USGS Community Stress Drop Validation TAG using the 2019 Ridgecrest Earthquake Sequence Data. Poster Presentation at 2022 SCEC Annual Meeting. SCEC Contribution 12049
Abercrombie, R. E., & Calderoni, G. (2021, 08). Brune stress drop, fault slip distribution and high frequency radiation during the 2016-2018 Amatrice-Visso-Norcia seismic sequence. Poster Presentation at 2021 SCEC Annual Meeting. SCEC Contribution 11639
Neupane, A., Ruhl, C. J., & Abercrombie, R. E. (2021, 08). Comparison of Stress Drop Variation of M3.8-4.2 Earthquakes Between 0-12 km Depth Using Four Independent Methods on 2019 Ridgecrest, CA Data. Poster Presentation at 2021 SCEC Annual Meeting. SCEC Contribution 11572
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
Baltay, A. S., Abercrombie, R. E., & Taira, T. (2021, 08). Introduction to the SCEC Community Stress Drop Validation Study TAG. Poster Presentation at 2021 SCEC Annual Meeting. SCEC Contribution 11308
Chang, H., Abercrombie, R. E., Nakata, N., Pennington, C. N., Kemna, K. B., Cochran, E. S., & Harrington, R. M. (2021, 08). Quantifying earthquake source parameter uncertainties associated with local site effects using a dense array. Poster Presentation at 2021 SCEC Annual Meeting. SCEC Contribution 11244
Pennington, C. N., Chang, H., Rubinstein, J. L., Abercrombie, R. E., Nakata, N., Uchide, T., & Cochran, E. S. (2021, 08). Quantifying the Sensitivity of Microearthquake Slip Inversions to Station Distribution Using the LASSO Nodal Array in Oklahoma. Poster Presentation at 2021 SCEC Annual Meeting. SCEC Contribution 11163
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
Smith, K., Hatch, R. L., Ruhl, C. J., & Abercrombie, R. E. (2020, 08). Order and timing of high-angle conjugate strike-slip faulting in Walker Lane sequences. Poster Presentation at 2020 SCEC Annual Meeting. SCEC Contribution 10719
Baltay, A. S., & Abercrombie, R. E. (2020, 08). Stress drop and ground-motion source comparison of the July 2019 Ridgecrest earthquake sequence: A community validation study . Poster Presentation at 2020 SCEC Annual Meeting. SCEC Contribution 10673
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
Ruhl, C. J., & Abercrombie, R. E. (2020, 08). Systematic Fault Plane Analysis in Complex Earthquake Sequences: Application to the 2019 Ridgecrest, CA and 2008 Mogul, NV Earthquakes. Poster Presentation at 2020 SCEC Annual Meeting. SCEC Contribution 10565
Abercrombie, R. E., Chen, X., & Zhang, J. (2019, 08). Just how similar are individual earthquakes within repeating sequences at Parkfield?. Poster Presentation at 2019 SCEC Annual Meeting. SCEC Contribution 9876
Hatch, R. L., Smith, K. D., Abercrombie, R. E., Ruhl, C. J., Hammond, W. C., & Pierce, I. (2019, 08). Recent Damaging Earthquakes on Conjugate Structures in the Walker Lane: Characteristics of the The Nine Mile Ranch Sequence (2016-2019) and Comparison to the Ridgecrest Sequence of 2019. Poster Presentation at 2019 SCEC Annual Meeting. SCEC Contribution 9824
Zhang, J., Chen, X., & Abercrombie, R. E. (2019, 08). Resolving the spatiotemporal variability of small earthquake source parameters at Parkfield and their relationship with 2004M6 Parkfield earthquake. Poster Presentation at 2019 SCEC Annual Meeting. SCEC Contribution 9803
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
Wu, Q., Chen, X., & Abercrombie, R. E. (2019, 08). Characterizing earthquake source complexity in the trifurcation area of the San Jacinto fault zone. Poster Presentation at 2019 SCEC Annual Meeting. SCEC Contribution 9589
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
Chen, X., & Abercrombie, R. E. (2018, 08). Applying improved spectral analysis to an induced earthquake sequence in Oklahoma and implications on earthquake triggering. Poster Presentation at 2018 SCEC Annual Meeting. SCEC Contribution 8794
Hatch, R. L., Abercrombie, R. E., Ruhl, C. J., & Smith, K. D. (2018, 08). Characteristics of Three Small (Mw < 4.5) Urban Area Sequences in the Walker Lane: Earthquake Interaction, Fault Structure, and Source Properties. Poster Presentation at 2018 SCEC Annual Meeting. SCEC Contribution 8720
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
Hatch, R. L., Smith, K. D., & Abercrombie, R. E. (2017, 08). Analysis of Two Magnitude ~4 Earthquakes and Aftershocks Near Truckee, California, 2017. Poster Presentation at 2017 SCEC Annual Meeting. SCEC Contribution 7852
Abercrombie, R. E., Ruhl, C. J., & Smith, K. D. (2017, 08). Detailed observations of seismicity, stress drop and directivity on a complex fault structure in Mogul Nevada. Poster Presentation at 2017 SCEC Annual Meeting. SCEC Contribution 7808
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
Abercrombie, R. E., & Chen, X. (2016, 08). Earthquake source parameter validation using multiple-scale approaches for induced seismicity in Oklahoma. Poster Presentation at 2016 SCEC Annual Meeting. SCEC Contribution 7003
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
Baltay, A. S., Abercrombie, R. E., Chu, S., & Taira, T. (2024). The SCEC/USGS Community Stress Drop Validation Study Using the 2019 Ridgecrest Earthquake Sequence. Seismica, 3(1). doi: 10.26443/seismica.v3i1.1009. SCEC Contribution 13444
Pennington, C. N., Wu, Q., Chen, X., & Abercrombie, R. E. (2023). Quantifying rupture characteristics of microearthquakes in the Parkfield Area using a high-resolution borehole network. Geophysical Journal International, 233(3), 1772-1785. doi: 10.1093/gji/ggad023. SCEC Contribution 12741
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
Pennington, C. N., Chang, H., Rubinstein, J. L., Abercrombie, R. E., Nakata, N., Uchide, T., & Cochran, E. S. (2022). Quantifying the Sensitivity of Microearthquake Slip Inversions to Station Distribution Using a Dense Nodal Array. Bulletin of the Seismological Society of America, 112(3), 1252-1270. doi: 10.1785/0120210279. SCEC Contribution 12742
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
Baltay, A. S., Abercrombie, R. E., & Taira, T. (2021, 04). A Community Stress Drop Validation Study using the 2019 Ridgecrest Earthquake Dataset. Poster Presentation at 2021 Virtual SSA Annual Meeting, April 19 - 23. SCEC Contribution 11825
Baltay, A. S., Abercrombie, R. E., & Taira, T. (2021, 10). Introduction to the SCEC Community Stress Drop Validation Study. Oral Presentation at 2021 Virtual SSJ Annual Meeting, 14-16 October. SCEC Contribution 11823
Taira, T., Abercrombie, R. E., & Baltay, A. S. (2021, 12). Introduction to the SCEC Community Stress Drop Validation Study. Poster Presentation at 2021 AGU Fall Meeting, 13 – 17 December. SCEC Contribution 11821
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
Abercrombie, R. E. (2021). Resolution and uncertainties in estimates of earthquake stress drop and energy release. Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 379(2196). doi: 10.1098/RSTA.2020.0131. SCEC Contribution 10943
Abercrombie, R. E., Chen, X., & Zhang, J. (2020). Repeating Earthquakes With Remarkably Repeatable Ruptures on the San Andreas Fault at Parkfield. Geophysical Research Letters, 47(23). doi: 10.1029/2020GL089820. SCEC Contribution 11741
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
Wu, Q., Chen, X., & Abercrombie, R. E. (2019). Source Complexity of the 2015 Mw 4.0 Guthrie, Oklahoma Earthquake. Geophysical Research Letters, 46(9), 4674-4684. SCEC Contribution 9038
Zhang, J., Chen, X., & Abercrombie, R. E. (2018, 12). Robust Analysis of Stress Drop Variation along San Andreas Fault at Parkfield Using Multiple Local Networks. Poster Presentation at American Geophysical Union. SCEC Contribution 9044
Chen, X., & Abercrombie, R. E. (2018, 12). Applying improved spectral analysis to an induced earthquake sequence in Oklahoma and implications on earthquake triggering. Oral Presentation at American Geophysical Union. SCEC Contribution 9042
Abercrombie, R. E. (2018, 12). Towards Improved stress drop measurement: a detailed comparison of contrasting approaches. Oral Presentation at 2018 Fall Meeting, American Geophysical Union. SCEC Contribution 9035
Ruhl, C. J., Abercrombie, R. E., & Smith, K. D. (2017). Spatiotemporal Variation of Stress Drop During the 2008 Mogul, Nevada, Earthquake Swarm. Journal of Geophysical Research: Solid Earth, 122(10), 8163-8180. doi: 10.1002/2017JB014601. SCEC Contribution 8114
Bannister, S. C., Poli, P., & Abercrombie, R. E. (2017). Earthquake Directivity, Orientation, and Stress Drop Within the Subducting Plate at the Hikurangi Margin, New Zealand. Journal of Geophysical Research: Solid Earth, 122(12), 10,176-10,188. doi: 10.1002/2017JB014935 . SCEC Contribution 8112
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
Abercrombie, R. E., Bannister, S. C., Ristau, J., & Doser, D. (2017). Variability of earthquake stress drop in a subduction setting, the Hikurangi Margin, New Zealand. Geophysical Journal International, 208(1), 306-320. doi: 10.1093/gji/ggw393. SCEC Contribution 7266
Zaliapin, I., Smith, K. D., Abercrombie, R. E., & Ruhl, C. J. (2016). Complex spatiotemporal evolution of the 2008 Mw 4.9 Mogul earthquake swarm (Reno, Nevada): Interplay of fluid and faulting. Journal of Geophysical Research: Solid Earth, 121(11), 8196-8216. doi: 10.1002/2016JB013399. SCEC Contribution 8113
Ruhl, C. J., Abercrombie, R. E., Smith, K. D., & Zaliapin, I. (2016). Complex spatiotemporal evolution of the 2008 Mw 4.9 Mogul earthquake swarm (Reno, Nevada): Interplay of fluid and faulting. Journal of Geophysical Research: Solid Earth, 121(11), 8196-8216. doi: 10.1002/2016JB013399 . SCEC Contribution 8083
Abercrombie, R. E. (2015). Investigating uncertainties in empirical Green's function analysis of earthquake source parameters. Journal of Geophysical Research: Solid Earth, 120(6), 4263-4277. doi: 10.1002/2015JB011984. SCEC Contribution 8110
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
Abercrombie, R. E., & Rice, J. R. (2005). Can Observations of Earthquake Scaling Constrain Slip Weakening?. Geophysical Journal International, 162(2), 406-424. doi: 10.1111/j.1365-246X.2005.02579.x. SCEC Contribution 728
Felzer, K. R., Abercrombie, R. E., & Ekstrom, G. (2004). A Common Origin for Aftershocks, Foreshocks, and Multiplets. Bulletin of the Seismological Society of America, 94(1), 88-98. doi: 10.1785/0120030069. SCEC Contribution 719
Felzer, K. R., Abercrombie, R. E., & Ekstrom, G. (2003). Secondary Aftershocks and Their Importance for Aftershock Prediction. Bulletin of the Seismological Society of America, 93(4), 1433-1448. doi: 10.1785/0120020229. SCEC Contribution 701
Felzer, K. R., Becker, T. W., Abercrombie, R. E., Ekstrom, G., & Rice, J. R. (2002). Triggering of the 1999 Mw 7.1 Hector Mine earthquake by aftershocks of the 1992 Mw 7.3 Landers earthquake. Journal of Geophysical Research, 107(B9), 2190. doi: 10.1029/ 2001JB000911. SCEC Contribution 613
Abercrombie, R. E. (1997). Near-surface Attenuation and Site Effects from Comparison of Surface and Deep Borehole Recordings. Bulletin of the Seismological Society of America, 87(3), 731-744. SCEC Contribution 207
Abercrombie, R. E. (1996). The Magnitude-Frequency Distribution of Earthquakes Recorded with Deep Seismometers at Cajon Pass, Southern California. Tectonophysics, 261(1-3), 1-7. doi: 10.1016/0040-1951(96)00052-2. SCEC Contribution 209
Manov, D. V., Abercrombie, R. E., & Leary, P. (1996). Reliable and Economical High-Temperature Deep-Borehole Seismic Recording. Bulletin of the Seismological Society of America, 86(1A), 204-211. SCEC Contribution 208
Abercrombie, R. E., Agnew, D. C., & Wyatt, F. K. (1995). Testing a Model of Earthquake Nucleation. Bulletin of the Seismological Society of America, 85(6), 1873-1878. doi: 10.1029/95JB00714. SCEC Contribution 215
Abercrombie, R. E. (1995). Earthquake Locations Using Single-Station Deep Borehole Recordings: Implications for Microseismicity on the San Andreas fault in Southern California. Journal of Geophysical Research, 100(B12), 24003-24014. SCEC Contribution 114
Abercrombie, R. E. (1995). Earthquake Source Scaling Relationships from -1 to 5 ML using Seismograms Recorded at 2.5 km Depth. Journal of Geophysical Research, 100(B12), 24015-24036. SCEC Contribution 113
Abercrombie, R. E., & Mori, J. (1994). Local Observations of the Onset of a Large Earthquake: 28 June 1992, Landers, California. Bulletin of the Seismological Society of America, 84(3), 725-734. SCEC Contribution 142
Abercrombie, R. E. (1994). Regional Bias in Estimates of Earthquake Ms Due to Surface Wave Path Effects. Bulletin of the Seismological Society of America, 84(2), 377-382. SCEC Contribution 141
Leary, P., & Abercrombie, R. E. (1994). Fractal Fracture Scattering Origin of S-Wave Coda: Spectral Evidence from Recordings at 2.5 km. Geophysical Research Letters, 21(16), 1683-1686. SCEC Contribution 112
Leary, P., & Abercrombie, R. E. (1994). Frequency Dependent Crustal Scattering and Absorption at 5-160 Hz from Coda Decay Observed at 2.5 km Depth. Geophysical Research Letters, 21(11), 971-974. SCEC Contribution 111
Abercrombie, R. E. (1994). Earthquake Seismology 2.5 km Down the Cajon Pass Scientific Drillhole, Southern California. Presentation at . SCEC Contribution 109
Abercrombie, R. E., & Leary, P. (1993). Source Parameters of Small Earthquakes Recorded at 2.5 km Depth, Cajon Pass, Southern California: Implications for Earthquake Scaling. Geophysical Research Letters, 20(14), 1511-1514. SCEC Contribution 22
Last updated Sep 03, 2024.
