Segmentation and supercycles: A catalog of earthquake rupture patterns from the Sumatran Sunda Megathrust and other well-studied faults worldwide
After more than 100 years of earthquake research, earthquake forecasting, which relies on
knowledge of past fault rupture patterns, has become the foundation for societal defense …
knowledge of past fault rupture patterns, has become the foundation for societal defense …
The geodetic signature of the earthquake cycle at subduction zones: Model constraints on the deep processes
Recent megathrust events in Tohoku (Japan), Maule (Chile), and Sumatra (Indonesia) were
well recorded. Much has been learned about the dominant physical processes in …
well recorded. Much has been learned about the dominant physical processes in …
Rapid shallow megathrust afterslip from the 2021 M8. 2 Chignik, Alaska earthquake revealed by seafloor geodesy
BA Brooks, D Goldberg, J DeSanto, TL Ericksen… - Science …, 2023 - science.org
The shallower portions of subduction zone megathrust faults host Earth's most hazardous
tsunamigenic earthquakes, yet understanding how and when they slip remains elusive …
tsunamigenic earthquakes, yet understanding how and when they slip remains elusive …
Cascading rupture of a megathrust
Understanding variability in the size and location of large earthquakes along subduction
margins is crucial for evaluating seismic and tsunami hazards. We present a coseismic slip …
margins is crucial for evaluating seismic and tsunami hazards. We present a coseismic slip …
Aseismic slip and recent ruptures of persistent asperities along the Alaska-Aleutian subduction zone
The frictional properties and slip behaviors of subduction thrusts play a key role in seismic
and tsunami hazard assessment, especially in weakly coupled “seismic gaps”. Here, we rely …
and tsunami hazard assessment, especially in weakly coupled “seismic gaps”. Here, we rely …
A block model of present‐day kinematics of Alaska and western Canada
We present an updated GPS velocity field for Alaska and western Canada and use it to
develop the first regionally comprehensive tectonic block model for the area based on …
develop the first regionally comprehensive tectonic block model for the area based on …
The 29 July 2021 MW 8.2 Chignik, Alaska Peninsula Earthquake Rupture Inferred From Seismic and Geodetic Observations: Re‐Rupture of the Western 2/3 of the …
Abstract On 29 July 2021, an MW 8.2 thrust‐faulting earthquake ruptured offshore of the
Alaska Peninsula within the rupture zone of the 1938 MW 8.2 earthquake. The …
Alaska Peninsula within the rupture zone of the 1938 MW 8.2 earthquake. The …
Rupture Model for the 29 July 2021 MW 8.2 Chignik, Alaska Earthquake Constrained by Seismic, Geodetic, and Tsunami Observations
A great earthquake struck the Semidi segment of the plate boundary along the Alaska
Peninsula on 29 July 2021, re‐rupturing part of the 1938 rupture zone. The 2021 MW 8.2 …
Peninsula on 29 July 2021, re‐rupturing part of the 1938 rupture zone. The 2021 MW 8.2 …
The 22 July 2020 MW 7.8 Shumagin seismic gap earthquake: Partial rupture of a weakly coupled megathrust
The earthquake potential of the Shumagin seismic gap along the Alaska Peninsula (∼ 162°
W to∼ 158.5° W) has been debated for more than 40 years. On 22 July 2020, the eastern …
W to∼ 158.5° W) has been debated for more than 40 years. On 22 July 2020, the eastern …
Rupture of the 2020 MW 7.8 Earthquake in the Shumagin Gap Inferred From Seismic and Geodetic Observations
The eastern portion of the Shumagin gap along the Alaska Peninsula ruptured in an MW 7.8
thrust earthquake on 22 July 2020. The megathrust fault space‐time slip history is …
thrust earthquake on 22 July 2020. The megathrust fault space‐time slip history is …