UO Friday Geophysics Seminar

We meet in Cascade 200 Fridays @ 12pm email Amanda, Diego, or Valerie with questions or suggestions for speakers

Spring 2020 Schedule

Apr 3 - Vince & Sean on final Alaska paper
Apr 10 - Estelle Chaussard, "Vertical deformation in the Mexico City basin"
Apr 17 - Doug Toomey, "Galapagos imaging experiment"
Apr 24 - Jon Delph, "Linking lateral variations along the Cascadia margin"
May 1 - Josh Crozier, "Cataloging seismicity at Kilauea volcano"
May 8 - Khurram Aslam,"Simulation of earthquake cycles and dynamic rupture to understand earthquake process in subduction zones"
May 15 - Jiun-ting Lin, "Earthquake magnitudes for large events with machine learning and HR-GNSS"
May 22 - Tyler Newton, "Rattlesnake Ridge Microseismicity"
May 29 - Miles Bodmer, "Onshore-offshore body wave imaging of Cascadia and shear wave splitting beneath Alaska"
Jun 5 - David Small, "Using geodetic coupling models for probabilistic tsunami hazard analysis"

Winter 2020 Schedule

Jan 10 -
Jan 17 - Diego Melgar on "Noise Characteristics of Operational Real-Time High-Rate GNSS Positions in a Large Aperture Network"
Jan 24 - Anne Trehu on "Cascadia2020: what, when, where and why"
Jan 31 - Amy on TBD
Feb 07 - Dave George, USGS CVO, Title TBD
Feb 14 - Renee & Avigyan: Elliot et al. (2010) (Paper 2)
Feb 21 - No seminar (graduate visitation weekend)
Feb 28 - Rebecca & David: Shillington et al. (2015) (Paper 3)
Mar 06 - Sydney & Tara: Li & Freymueller (2018) (Paper 8)
Mar 13 - Sean & Vincent: Liu et al. (2019) (Paper 6)

Winter 2020 Papers

1)He et al. (2017) The 1 May 2017 British Columbia-Alaska Earthquake Doublet and Implication for Complexity Near Southern End of Denali Fault System
2) Elliott et al. (2010) Tectonic block motion and glacial isostatic adjustment in southeast Alaska and adjacent Canada constrained by GPS measurements
3) Shillington et al. (2015) Link between plate fabric, hydration and subduction zone seismicity in Alaska
4) Witter et al. (2014) Little late Holocene strain accumulation and release on the Aleutian megathrust below the Shumagin Islands, Alaska
5) Kim et al. (2018) Enhanced Resolution of the Subducting Plate Interface in Central Alaska From Autocorrelation of Local Earthquake Coda
6) Liu et al. (2019) Intraslab Deformation in the 30 November 2018 Anchorage, Alaska, Mw 7.1 Earthquake
7) Liberty et al. (2019) Tsunamigenic Splay Faults Imply a Long-Term Asperity in Southern Prince William Sound, Alaska
8) Li and Freymueller (2018) Spatial Variation of Slip Behavior Beneath the Alaska Peninsula Along Alaska-Aleutian Subduction Zone

Fall 2019 Schedule

Oct 04 - Dara Goldberg on "Complex Rupture of an Immature Fault Zone: A Simultaneous Kinematic Model of the 2019 Ridgecrest, CA Earthquakes"
Oct 11 - No meeting, SAGE/GAGE meeting and MCS wrap up
Oct 18 - Egill Hauksson on "The Cahuilla earthquake swarm in the Peninsular Ranges southern California"
Oct 25 - Khurram Aslam on "The effect of fault roughness on aftershock distributions"
Nov 01 - Estelle Chaussard on "Widespread Subsidence and Carbon Emissions across Southeast Asian Peatlands"
Nov 08 - Brittany Ericksson on "State-of-the-art forward models for earthquake sequences with rate-and-state friction "
Nov 15 -
Nov 22 -
Now 29 - Thanksgiving Holiday
Dec 06 - Calum Chamberlain on TBD

Spring 2019 Schedule

Apr 05 - no seminar due to entropy
Apr 12 - Jonathan Delph on "Probing the Architecture of a Lithospheric-scale Magma Plumbing System: the Puna Plateau"
Apr 19 - SSA practice talks
Apr 26 - No seminar (SSA)
May 03 - Emilie Hooft
May 10 - Brendan Crowell, UW
May 17 - Tyler Newton on "Seismicity in Cascadia"
May 24 - Amy Williamson, Coseismic or Landslide? Source of the 2018 Palu, Indonesia tsunami
May 31 - Brennah McVey MS thesis presentation
Jun 07 - DoES Department BBQ

Spring 2019 Papers

1) Bostock et al., 2019, Seismicity in Cascadia

Winter 2019 Schedule

Jan 11 - Ray, Subduction Zone Paleoseismology
Jan 18 - William Burgel, Real-Time Seismic Notification System for Union Pacific
Jan 25 - Gabe Ferragut, Paper Discussion #1: Crustal Conveyor Belt (Furlong /& Govers 1999)
Feb 1 - Jonathan Delph, Fluid controls on the heterogeneous seismic characteristics of the Cascadia margin
Feb 8 - Artie Rodgers (LLNL), High-Performance Computing 3D Simulations of Hayward Fault Earthquakes
Feb 15 - Dean Livelybrooks (UO Physics Department), Results from the MOCHA experiment
Feb 22 - No seminar, visitation day
Mar 1 - Josh Crozier, Hindcasting May 2018 Kilauea summit explosions with atmospheric remote sensing, geophysical monitoring, and 3D eruptive plume simulations.
Mar 8 - Amanda Thomas, Paper Discussion #2: Seismicity OFfshore Cacadia (Stone et al., 2018)
Mar 15 - Dara Goldberg,

Winter 2019 Papers

1) Goldfinger et al., 2012, Turbidite Event History: Methods and Implications for Holocene Paleoseismicity of the Cascadia Subduction Zone
2) Furlong & Govers, 1999, Ephemeral crustal thickening at a triple junction: The Mendocino crustal conveyor
3) Stone et al., 2018 , Catalog of Offshore Seismicity in Cascadia: Insights Into the Regional Distribution of Microseismicity and its Relation to Subduction Processes.

Fall 2018 Schedule

Oct 5 - Teng Wang, Meierjurgen fellow, "The 2016 Kaikoura earthquake: Simultaneous rupture of the subduction interface and overlying faults"
Oct 12 - Tim Lin, Cascadia discussion #1, Wang and Trehu, 2016
Oct 19 - Miles Bodmer, Cascadia discussion #2, Schmalzle et al. (2014)
Oct 26 - TBD, Cascadia discussion #3
Nov 2 - Amy Williamson, "Assessing coastal hazards from locally generated tsunamis in the Pacific Northwest"
Nov 9 - Alexis Klimasewski, Cascadia discussion #4, Han et al., (2017)
Nov 16 - Will Struble, "Dendrochronological dating of landslide-dammed lakes: searching for connections to the Cascadia 1700AD earthquake"
Nov 23 - Thanksgiving (gobble gobble)
Nov 30 - Alex Babb, MS Thesis Defense

Special Cascadia focus papers

1) Wang & Trehu, 2016, Some outstanding issues in the study of great megathrust earthquakes - The Cascadia example
2) Schmalzle et al., 2014, Central Cascadia subduction zone creep
3) Hyndman & Wang, 1993, Thermal constraints on the zone of major thrust earthquake failure: The Cascadia Subduction Zone
4) Han et al., 2017, Links between sediment consolidation and Cascadia megathrust slip behaviour

Spring 2018 Schedule

Apr 13 - Ray on "Active faulting, seismic hazards and geodynamics of mainland SE Asia"
Apr 20 - Tyler on "Estimating interseismic vertical land motion in the Pacific Northwest"
Apr 27 - Valerie?
May 4 - ?
May 11 - ?
May 18 - Gene
May 25 - ?
Jun 1 - Emily Sexton MS presentation @10AM

Winter 2018 Schedule

Jan 12 - Special speaker: Kevin Ward (Utah)
Jan 19 - Amanda on Rattlesnake ridge [slides] [rockfall video]
Jan 26 - Quentin on "Are some faults more favorable to mega-earthquakes than others?"
Feb 2 - Michele Paulatto on "Dehydration of the subducting slab in the lesser Antilles"
Feb 9 - Bart (rescheduled due to illness)
Feb 16 - Brennah on "Exotic Seismic Events Catalog"
Feb 23 - No seminar, new grad visitation weekend
Mar 2 - Leif on impacts and volcanism
Mar 9 - No seminar due to job candidate meeting
Mar 16 - Tyler

Fall 2017 Schedule

Oct 13 - Diego on the September 7th 2017 Mw8.1 Mexico Earthquake [slides]
Oct 20 - Ben on the shallow crustal structure of Santorini [slides]
Oct 27 - Miles on Gorda deformation and seismicity [slides]
Nov 3 - Brandon on Canales et al. (2017) Dry Juan de Fuca Slab revealed by quantification of water entering Cascadia subduction zone [slides]
Nov 10 - Gillean on recent activity at Axial seamount
Nov 17 - Tim on Inversion of coseismic displacements for source parameters of Taiwan earthquakes
Dec 1 - Special speaker: Christine Ruhl (Berkeley)
Dec 8 - AGU session

Potential Topics

Induced Seismicity
Significant recent earthquakes
Interesting pieces of software
Insteresting historical seismicity
Recent Science or Nature papers of interest
Geologic events (e.g. landslides)
Regional seismicity and tectonics

Participants

Amanda, Emilie, Valerie, Doug, Diego, Ray, Gene, Alan, Josh, Becky, Tyler, Tim, Quentin, Emily, Alex, Geena, Brennah, Ben, Miles, Brandon, Gillean, Bart, Christian, Leland, Lucy, Sarah