1-20 OF 9756 RESULTS FOR

Southern California Earthquake Center

Results shown limited to content with bounding coordinates.
Save search
Follow your search
Access your saved searches in your account
Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Journal Article

Verification of a Spectral-Element Method Code for the Southern California Earthquake Center LOH.3 Viscoelastic Case

Florent De Martin
Published: 01 December 2011
Bulletin of the Seismological Society of America (2011) 101 (6): 2855–2865.
DOI: https://doi.org/10.1785/0120100305
...Florent De Martin Abstract This article presents the verification of a spectral-element method ( SEM ) code using the so-called layer over half-space 3 (LOH.3) benchmark model of the Southern California Earthquake Center to 7 Hz with a minimum S-wave velocity of 2000 m/s. First, the approach of Liu...
FIGURES | View All (8)
PDF
Purchase
Add to Citation Manager
Journal Article

Caltech/USGS Southern California Seismic Network (SCSN) and Southern California Earthquake Data Center (SCEDC): Data Availability for the 2019 Ridgecrest Sequence

Egill Hauksson, Clara Yoon, Ellen Yu, Jennifer R. Andrews, Marcos Alvarez, Rayo Bhadha, Valerie Thomas
Published: 22 January 2020
Seismological Research Letters (2020) 91 (4): 1961–1970.
DOI: https://doi.org/10.1785/0220190290
... such as the SCSN earthquake picks and catalogs, available from the Southern California Earthquake Data Center, provide the most comprehensive seismic datasets for the 2019 Ridgecrest earthquake sequence. * Corresponding author: [email protected] © Seismological Society of America Specialized...
FIGURES | View All (8)
PDF
Purchase
Add to Citation Manager
Journal Article

The Southern California Earthquake Data Center (SCEDC)

Katrin Hafner, Robert W. Clayton
Published: 01 November 2001
Seismological Research Letters (2001) 72 (6): 705–711.
DOI: https://doi.org/10.1785/gssrl.72.6.705
... facility was initiated in October 1991 as part of the Southern California Earthquake Center (SCEC). The several thousand computer tapes of the Caltech/USGS Seismic Processing (CUSP/SCSN) archive were translated into a custom ASCII database containing parametric earthquake data. The triggered seismograms...
FIGURES | View All (5)
PDF
Purchase
Add to Citation Manager
Journal Article

Preliminary Report on the 16 October 1999 M 7.1 Hector Mine, California, Earthquake

Scientists from the U.S. Geological Survey, Southern California Earthquake Center, and California Division of Mines and Geology
Published: 01 January 2000
Seismological Research Letters (2000) 71 (1): 11–23.
DOI: https://doi.org/10.1785/gssrl.71.1.11
...Scientists from the U.S. Geological Survey, Southern California Earthquake Center, and California Division of Mines and Geology © 2000 by the Seismological Society of America 2000 The first ShakeMap for the Hector Mine earthquake was produced within four minutes of the event. Initially...
FIGURES | View All (9)
PDF
Purchase
Add to Citation Manager
Image
Modified <span class="search-highlight">Southern</span> <span class="search-highlight">California</span> <span class="search-highlight">Earthquake</span> <span class="search-highlight">Center</span> (SCEC) problems 14 and 15, (...

Modified Southern California Earthquake Center (SCEC) problems 14 and 15, (...

Published: 12 February 2020
Figure 4. Modified Southern California Earthquake Center (SCEC) problems 14 and 15, (a) geometry that has the branching fault stepping across the main fault; (b) split nodes where the quadruplets at the intersection are crosslinked.
Image
Schematics of modified <span class="search-highlight">Southern</span> <span class="search-highlight">California</span> <span class="search-highlight">Earthquake</span> <span class="search-highlight">Center</span> (SCEC) 205 pro...

Schematics of modified Southern California Earthquake Center (SCEC) 205 pro...

Published: 16 October 2019
Figure 5. Schematics of modified Southern California Earthquake Center (SCEC) 205 problem with a fault zone of 2 km half‐width; (a) fault‐zone fractures parallel to the fault; (b) fractures perpendicular to the fault. The color version of this figure is available only in the electronic edition.
Image
The <span class="search-highlight">Southern</span> <span class="search-highlight">California</span> <span class="search-highlight">Earthquake</span> <span class="search-highlight">Center</span> Community Velocity Model v.4.26 s...

The Southern California Earthquake Center Community Velocity Model v.4.26 s...

Published: 01 August 2018
Figure 7. The Southern California Earthquake Center Community Velocity Model v.4.26 shear‐wave tomographic model from Lee et al. (2014) along our (a) SB4, (b) SG1, and (c) SG2 profiles are used for comparison to the sediment–basement interface interpreted in Figure  6 . White isovelocity
Image
The secular velocity field of <span class="search-highlight">Southern</span> <span class="search-highlight">California</span> <span class="search-highlight">Earthquake</span> <span class="search-highlight">Center</span> (SCEC) ...

The secular velocity field of Southern California Earthquake Center (SCEC) ...

Published: 14 July 2015
Figure 3. The secular velocity field of Southern California Earthquake Center (SCEC) Crustal Motion Map version 4.0 (CMM4). All the station velocities are referenced to the stable North America plate. Error ellipses represent 95% confidence.
Image
Examples of fault settings for the <span class="search-highlight">Southern</span> <span class="search-highlight">California</span> <span class="search-highlight">Earthquake</span> <span class="search-highlight">Center</span>‐U....

Examples of fault settings for the Southern California Earthquake Center‐U....

Published: 26 November 2014
Figure 1. Examples of fault settings for the Southern California Earthquake Center‐U.S. Geological Survey dynamic rupture benchmark exercises. TPV3 is a vertical strike‐slip fault in a full‐space. TPV5 has slight stress heterogeneity on a vertical strike‐slip fault in a half‐space. TPV22
Image
Figure 1. A: <span class="search-highlight">Southern</span> <span class="search-highlight">California</span> <span class="search-highlight">Earthquake</span> <span class="search-highlight">Center</span> 3.0 velocity field in st...

Figure 1. A: Southern California Earthquake Center 3.0 velocity field in st...

Published: 01 April 2007
Figure 1. A: Southern California Earthquake Center 3.0 velocity field in stable North America reference frame. B: Geographic locations of recent Pacific–North America pole of rotation estimates with respect to location of velocity observations (black dots). C: Pole estimate locations and their 95
Image
Figure 2. A: <span class="search-highlight">Southern</span> <span class="search-highlight">California</span> <span class="search-highlight">Earthquake</span> <span class="search-highlight">Center</span> velocity field version 3...

Figure 2. A: Southern California Earthquake Center velocity field version 3...

Published: 01 April 2007
Figure 2. A: Southern California Earthquake Center velocity field version 3.0 for Southern California in the Pacific–North America pole of rotation reference frame. Velocities are normalized by Pacific–North America full plate motion and presented with half of plate motion subtracted. In order
Journal Article

The SCEC Unified Community Velocity Model Software Framework

Patrick Small, David Gill, Philip J. Maechling, Ricardo Taborda, Scott Callaghan, Thomas H. Jordan, Kim B. Olsen, Geoffrey P. Ely, Christine Goulet
Published: 06 September 2017
Seismological Research Letters (2017) 88 (6): 1539–1552.
DOI: https://doi.org/10.1785/0220170082
..., and such access is often unpractical and difficult due to a lack of standardized methods and procedures. To overcome these issues and to facilitate access by the community to these models, the Southern California Earthquake Center developed the Unified CVM (UCVM) software framework, an open‐source collection...
FIGURES | View All (7)
PDF
Purchase
Add to Citation Manager
Journal Article

Comparison of Nonergodic Ground‐Motion Components from CyberShake and NGA‐West2 Datasets in California

Xiaofeng Meng, Christine Goulet, Kevin Milner, Robert Graves, Scott Callaghan
Published: 07 March 2023
Bulletin of the Seismological Society of America (2023) 113 (3): 1152–1175.
DOI: https://doi.org/10.1785/0120220049
...Xiaofeng Meng; Christine Goulet; Kevin Milner; Robert Graves; Scott Callaghan ABSTRACT In this study, we compare the Southern California Earthquake Center CyberShake platform against the Next Generation Attenuation‐West2 empirical datasets. Because the CyberShake and empirical datasets cover very...
FIGURES | View All (20)
PDF
Purchase
Add to Citation Manager
Includes: Supplemental Content
Journal Article

Evaluation of Seismic Hazard Models with Fragile Geologic Features

Mark W. Stirling, Michael E. Oskin, J. Ramon Arrowsmith, Anna H. Rood, Christine A. Goulet, Lisa Grant Ludwig, Tamarah R. King, Albert Kottke, Julian C. Lozos, Chris M. Madugo, Devin McPhillips, Dylan H. Rood, Norman H. Sleep, Christine E. Wittich
Published: 28 October 2020
Seismological Research Letters (2021) 92 (1): 314–324.
DOI: https://doi.org/10.1785/0220200197
...: [email protected] 22 May 2020 This article summarizes the results of a workshop held in conjunction with the annual meeting of the Southern California Earthquake Center (SCEC) on 8 September 2019 ( SCEC, 2019 ). The half‐day workshop was held in recognition of the growing body of work...
FIGURES | View All (7)
PDF
Purchase
Add to Citation Manager
Journal Article

Findings from a decade of ground motion simulation validation research and a path forward

Sanaz Rezaeian, Jonathan P Stewart, M.EERI, Nicolas Luco, M.EERI, Christine A Goulet, M.EERI
Published: 01 February 2024
Earthquake Spectra (2024) 40 (1): 346–378.
DOI: https://doi.org/10.1177/87552930231212475
... waveforms and median values of spectral accelerations for selected earthquakes. The Southern California Earthquake Center (SCEC) Ground Motion Simulation Validation (GMSV) group was formed to increase coordination between simulation modelers and research engineers with the aim of devising and applying more...
FIGURES | View All (14)
PDF
Purchase
Add to Citation Manager
Journal Article

Community Fault Model (CFM) for Southern California

Andreas Plesch, John H. Shaw, Christine Benson, William A. Bryant, Sara Carena, Michele Cooke, James Dolan, Gary Fuis, Eldon Gath, Lisa Grant, Egill Hauksson, Thomas Jordan, Marc Kamerling, Mark Legg, Scott Lindvall, Harold Magistrale, Craig Nicholson, Nathan Niemi, Michael Oskin, Sue Perry, George Planansky, Thomas Rockwell, Peter Shearer, Christopher Sorlien, M. Peter Süss, John Suppe, Jerry Treiman, Robert Yeats
Published: 01 December 2007
Bulletin of the Seismological Society of America (2007) 97 (6): 1793–1802.
DOI: https://doi.org/10.1785/0120050211
... in the region. The model serves the Southern California Earthquake Center ( SCEC ) as a unified resource for physics-based fault systems modeling, strong ground-motion prediction, and probabilistic seismic hazards assessment. 16 June 2005 Most current earthquake hazard assessments (e.g...
FIGURES | View All (7)
PDF
Purchase
Add to Citation Manager
Journal Article

Imaging Complex Structures of the Los Angeles Basin via Adjoint‐State Travel‐Time Tomography

Dan Wang, Shijie Hao, Jing Chen, Guojie Song, Ping Tong
Published: 06 November 2024
Bulletin of the Seismological Society of America (2025) 115 (1): 228–247.
DOI: https://doi.org/10.1785/0120240035
... accumulated from 1980 to 2021. We select 151,193 first P ‐wave travel times and 149,997 first S ‐wave travel times from local earthquakes archived in the Southern California Earthquake Data Center to determine the velocity models, with earthquake locations updated at each iteration. With seismic stations...
FIGURES | View All (10)
PDF
Purchase
Add to Citation Manager
Includes: Supplemental Content
Journal Article

Source Parameter Estimation Using Site‐Corrected Source Spectra for the 2019 Ridgecrest Earthquake Sequence in Southern California

Byeong Seok Ahn, Tae‐Seob Kang, Hyun Jae Yoo
Published: 11 February 2025
Bulletin of the Seismological Society of America (2025)
DOI: https://doi.org/10.1785/0120240157
... corrected with the site decay parameter ( κ 0 ) along with geometrical spreading and inelastic attenuation. The Ridgecrest dataset consisting of 12,943 events from the 2019 Ridgecrest earthquake sequence, distributed by the Community Stress Drop Validation Study of the Southern California Earthquake Center...
FIGURES | View All (14)
PDF
Purchase
Add to Citation Manager
Early Publication
Includes: Supplemental Content
Journal Article

Comparison of EGF Methods for Ridgecrest Sequence: Can EGFs Help Resolve Ambiguity in Isolating Source Spectra?

Rachel E. Abercrombie, Xiaowei Chen, Yihe Huang, Shanna Chu
Published: 04 March 2025
Bulletin of the Seismological Society of America (2025)
DOI: https://doi.org/10.1785/0120240161
..., earthquake, sequence selected for the Southern California Earthquake Center /U.S. Geological Survey Community Stress Drop Validation Study. The common data set consists of two weeks of earthquakes from the 2019 Ridgecrest earthquake sequence, including nearly 13,000 events of M 1 and greater, recorded...
FIGURES | View All (7)
PDF
Purchase
Add to Citation Manager
Early Publication
Includes: Supplemental Content
Journal Article

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

Morgan P Moschetti, M.EERI, Eric M Thompson, Kyle Withers
Published: 01 May 2024
Earthquake Spectra (2024) 40 (2): 1042–1065.
DOI: https://doi.org/10.1177/87552930241232372
...Morgan P Moschetti, M.EERI; Eric M Thompson; Kyle Withers We develop basin-depth-scaling models (i.e. “basin terms”) from the long-period ( T ≥ 2 s ) simulated ground motions of the Southern California Earthquake Center (SCEC) CyberShake project for use in seismic hazard analyses at sites within...
FIGURES | View All (16)
PDF
Purchase
Add to Citation Manager