The 2018 update of the US National Seismic Hazard Model: Overview of model and implications

MD Petersen, AM Shumway, PM Powers… - Earthquake …, 2020 - journals.sagepub.com
During 2017–2018, the National Seismic Hazard Model for the conterminous United States
was updated as follows:(1) an updated seismicity catalog was incorporated, which includes …

Broadband synthetic seismograms for magnitude 9 earthquakes on the Cascadia megathrust based on 3D simulations and stochastic synthetics, Part 2: Rupture …

EA Wirth, AD Frankel, N Marafi… - Bulletin of the …, 2018 - pubs.geoscienceworld.org
We used a combination of 3D finite‐difference simulations (⁠< 1 Hz⁠) and 1D stochastic
synthetics (⁠> 1 Hz⁠) to generate broadband (0–10 Hz) synthetic seismograms for …

Broadband Dynamic Rupture Modeling With Fractal Fault Roughness, Frictional Heterogeneity, Viscoelasticity and Topography: The 2016 Mw 6.2 Amatrice, Italy …

T Taufiqurrahman, AA Gabriel, T Ulrich… - Geophysical …, 2022 - Wiley Online Library
Advances in physics‐based earthquake simulations, utilizing high‐performance computing,
have been exploited to better understand the generation and characteristics of the high …

Seismic analysis of the 2020 Magna, Utah, earthquake sequence: Evidence for a listric Wasatch fault

G Pang, KD Koper, M Mesimeri… - Geophysical …, 2020 - Wiley Online Library
Abstract The 18 March 2020 Mw 5.7 Magna earthquake near Salt Lake City, Utah, offers a
rare glimpse into the subsurface geometry of the Wasatch fault system—one of the world's …

A grand challenge international infrastructure for earthquake science

Y Ben‐Zion, GC Beroza, M Bohnhoff… - Seismological …, 2022 - pubs.geoscienceworld.org
Scientific communities need cutting-edge collaborative observational facilities to test models
and to enable ground-breaking discoveries. The acquisition of fundamental new data often …

Basin effects from 3D simulated ground motions in the Greater Los Angeles region for use in seismic hazard analyses

MP Moschetti, EM Thompson… - Earthquake …, 2024 - pubs.geoscienceworld.org
We develop basin-depth-scaling models (ie “basin terms”) from the long-period (T≥ 2 s)
simulated ground motions of the Southern California Earthquake Center (SCEC) …

The 2018 update of the US National Seismic Hazard Model: Ground motion models in the western US

PM Powers, S Rezaeian, AM Shumway… - Earthquake …, 2021 - journals.sagepub.com
The US Geological Survey (USGS) National Seismic Hazard Model (NSHM) is the scientific
foundation of seismic design regulations in the United States and is regularly updated to …

Estimating economic losses of midrise reinforced concrete shear wall buildings in sedimentary basins by combining empirical and simulated seismic hazard …

P Kourehpaz, C Molina Hutt, NA Marafi… - Earthquake …, 2021 - Wiley Online Library
Studies of recorded ground motions and simulations have shown that deep sedimentary
basins can greatly increase the intensity of earthquake ground motions within a period …

Topographic Response to Simulated  6.5–7.0 Earthquakes on the Seattle Fault

I Stone, EA Wirth, AD Frankel - Bulletin of the …, 2022 - pubs.geoscienceworld.org
We explore the response of ground motions to topography during large crustal fault
earthquakes by simulating several magnitude 6.5–7.0 rupture scenarios on the Seattle fault …

A machine learning approach to develo** ground motion models from simulated ground motions

KB Withers, MP Moschetti… - Geophysical Research …, 2020 - Wiley Online Library
We use a machine learning approach to build a ground motion model (GMM) from a
synthetic database of ground motions extracted from the Southern California CyberShake …