Presentations

Seminars

Williamson, A., Lux, A., Allen, R. (2024) Combining earthquake and tsunami early warnings along the west coast of the United States. USGS Earthquake Science Seminar

Williamson, A. (2022) Improving Timely Earthquake Early Warning Accuracy For Offshore Seismicity. Bay Area Geophysical Society

Williamson, A., (2022) _ From Shaking to Action: Earthquake and Tsunami Early Warning Across the Western US_. Georgia Teach EAS Graduate Student Symposium Keynote Williamson, A. (2022) Earthquake and tsunami early warning across the west coast of the United States. University of Oxford Seismology Seminar

Williamson, A. (2020) Local Tsunami Warning Using GNSS. University of Oregon Department of Earth Sciences Spring Seminar.

Williamson A., Melgar, D., Xu, X., Milliner, C. W. D. (2019) Coseismic or Landslide? The source of the 2018 Palu Tsunamis. Berkeley Seismology Lab seminar series.

Conference Presentations

Collins, B. D., Coe, J. A., Corbett, S., Haney, M. M., Lyons, J. J., Paskievitch, J., Schaefer, L., Staley, D., Daanen, R., Wolken, G., Stevens, D., Ohlendorf, S., Langley, S., Rasch, R., Burgy, M., Bahng, B., Williamson, A., Snider, D., Gridley, J., Ruppert, N., West, M., Meier, L., Preston, C., & Stopka, C. J. (2021, December). Multi-agency–multi-platform monitoring of potential landslide and tsunami hazards at the Barry Arm landslide, Prince William Sound, Alaska. In AGU Fall Meeting 2021. AGU.

Arcas, D., Melgar, D., Crowell, B., Melbourne, T. I., Williamson, A., Kwong, K. B., Friberg, P.A., McCreery, C., Moore, C.W., Pells, C., Wei, Y., Hagerty, M., Bahng, B., Santilla, V.M., Scrivener, C., Szeliga, W.M, & Ohlendorf, S. J. (2020, December). Progress Towards Operational Rapid Tsunami Forecast via GNSS analysis. In AGU Fall Meeting Abstracts (Vol. 2020, pp. NH017-03).

Inchin, P., Zettergren, M. D., Williamson, A., Snively, J. B., Komjathy, A., & Melgar, D. (2020, December). Modeling of seismically-induced infrasonic acoustic wave signals in Earth’s electromagnetic field. In AGU Fall Meeting Abstracts (Vol. 2020, pp. SA013-06).

LeVeque, R. J., Rim, D., Williamson, A., Melgar, D., Adams, L. M., & Gonzalez, F. I. (2020, December). A Source Clustering Approach for Efficient Inundation Modeling and Regional Scale PTHA. In AGU Fall Meeting Abstracts (Vol. 2020, pp. NH017-06).

Arcas, D., Melgar, D., Crowell, B., Angove, M., Melbourne, T. I., Pells, C., Moore, C.W., Wei, Y., Santillan V.M., Scrivener, C., Szeliga, W.M, Kwong, K.B., McCreery, C., Gridley, J.M, & Williamson, A. (2019, December). Towards GNSS Enhanced Local Tsunami Warning. In AGU Fall Meeting Abstracts (Vol. 2019, pp. NH43A-04).

Kwong, K. B., Crowell, B., Williamson, A., Melgar, D., Arcas, D., Melbourne, T. I., Wei, Y., Pells, C., Moore, C.W., Santilla, V.M, Scrivener, C., & Szeliga, W. M. (2019, December). Testing different configurations of GNSS-based rapid source products for tsunami and ground motion characterization. In AGU Fall Meeting Abstracts (Vol. 2019, pp. NH31D-0864).

Wei, Y., Arcas, D., Titov, V. V., Moore, C. W., Williamson, A., & Melgar, D. (2019, December). Improving Tsunami Forecast with On-The-Fly Source Analyses. In AGU Fall Meeting Abstracts (Vol. 2019, pp. NH33A-02).

(invited) Williamson, A., Melgar, D., Crowell, B., Melbourne, T., Arcas, D. (2019) Near-Field Tsunami Forecasting with GNSS Earthquake Source Products. International Union of Geodesy and Geophysics (IUGG) annual meeting.

Williamson, A., Melgar, D., Crowell, B., Arcas, D., Melbourne, T. I., Kwong, K. B., Wei, Y., Pells, C., Moore, C.W., Santilla, V.M., Scrivener, C. & Szeliga, W. M. (2019, December). Assessment of rapid earthquake source characterizations for local tsunami forecasting along the Cascadia subduction zone. In AGU Fall Meeting Abstracts (Vol. 2019, pp. NH43A-05).

Williamson, A. L., Melgar, D., Rim, D., LeVeque, R. (2019) The Effect of Kinematic Earthquake Rupture on Tsunami Hazards Along Subduction Zones. Seismological Society of America

Williamson, A. L., Melgar, D., Xu, X., Milliner, C. W. D (2019) Tsunami Generation From Coseismic Deformation During the 2018 Mw 7.5 Palu Earthquake. Seismological Society of America

Williamson, A., Melgar, D. D., Crowell, B., & Arcas, D. (2018, December). Identifying Trends in Tsunami Coastal Hazards Along the Cascadia Subduction Zone Through Synthetic Testing. In AGU Fall Meeting Abstracts (Vol. 2018, pp. NH33A-01).

(invited) Williamson, A., Melgar, D. D., Rim, D., & LeVeque, R. J. (2018, December). The Effect of Kinematic Earthquake Rupture on Near-Field Hazards Along the Cascadia Subduction Zone. In AGU Fall Meeting Abstracts (Vol. 2018, pp. T24B-04).

Melgar, D. D., Williamson, A., Crowell, B., & Arcas, D. (2018, December). Forecasting Local Tsunamis with GNSS Earthquake Source Products. In AGU Fall Meeting Abstracts (Vol. 2018, pp. IN42B-05).

Williamson, A., Melgar, D. D., Xu, X., & Milliner, C. W. D. (2018, December). Tsunami Generation From Coseismic Deformation During the 2018 M w 7.5 Palu Earthquake. In AGU Fall Meeting Abstracts (Vol. 2018, pp. NH23F-3547).

Williamson, A., & Newman, A. V. (2017). Resolution testing and limitations of geodetic and tsunami datasets for finite fault inversions along subduction zones. In AGU Fall Meeting Abstracts (Vol. 2017, pp. NH22A-06).

Williamson, A., & Newman, A.V. (2017). From trench to coast: estimates of coseismic slip through sub-aerial geodetic-tsunami joint inversions. International Tsunami Symposium

Cummins, P. R., Benavente, R. F., Dettmer, J., & Williamson, A. (2016, December). Rapid uncertainty estimation in finite fault inversion: Case study for the 2015, Mw 8.3 Illapel earthquake. In AGU Fall Meeting Abstracts (Vol. 2016, pp. NS41A-1902).

Williamson, A., Cummins, P. R., Newman, A. V., & Benavente, R. F. (2016, December). Incorporation of Multiple Datasets in Earthquake Source Inversions: Case Study for the 2015 Illapel Earthquake. In AGU Fall Meeting Abstracts (Vol. 2016, pp. NH43B-1852).

Williamson, A., Newman, A. V., & Okal, E. A. (2015, December). Detection and modeling of the tsunami generated by 2013 Okhotsk deep focus earthquake. In AGU Fall Meeting Abstracts (Vol. 2015, pp. NH23A-1863).

Williamson, A., & Newman, A. V. (2014, December). Temporal Feasibility of Rapid Joint Inversions in Response to Tsunamis Triggered by Megathrust Earthquakes. In AGU Fall Meeting Abstracts (Vol. 2014, pp. S21A-4386).

Yang, H., Meng, X., Peng, Z., Newman, A. V., Hu, S., & Williamson, A. (2014, December). Imaging and understanding foreshock and aftershock behavior around the 2014 Iquique, Northern Chile, Earthquake. In AGU Fall Meeting Abstracts (Vol. 2014, pp. S41C-4496).

Klemetti, E. W., Williamson, A. L., Greene, D. C., & Lackey, J. S. (2013). Geothermobarometry of the Castle Creek quartz monzodiorite supports rapid Cretaceous subsidence of the Mineral King metamorphic pendant, Sierra Nevada, California. Geological Society of America Abs Programs, 45(7), 610.