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![(Top) Mapping area of the 2010 M7.2 El Mayor–Cucapah, Mexico, earthquake displayed on 2006 satellite imagery: 2010 rupture trace (yellow; Fletcher et al., 2014), 1892 Laguna Salada earthquake rupture traces (blue; Rockwell et al., 2015), and geomorphic indicators. 1—alluvial fan; 2, 3—range-front fault that did not rupture in the 1892 or 2010 earthquakes but was confirmed in the field (Mueller and Rockwell, 1995). (Bottom) Geomorphic indicators mapped at least 10 times for the 2010 M7.2 El Mayor–Cucapah earthquake and sorted by increasing 16th-percentile distance.]()
![2010 M 7.2 El Mayor–Cucapah, Mexico, earthquake: (A) pre-rupture fault map, (B) coseismic ruptures (Teran et al., 2015), where the fault traverses through dark-gray bedrock and tan-colored Quaternary alluvial units, (C) partially predicted 2010 ruptures near 1892 M 7.2 Laguna Salada earthquake ruptures (Rockwell et al., 2015), and (D) different mapping scales indicated by the detailed mapping of the coseismic fracture zone, which present challenges to the rupture prediction exercise. Base maps in C and D are 2006 light detection and ranging (lidar) topography (OpenTopography, 2012).]()
![Location of the 2010 M 7.2 El Mayor–Cucapah earthquake near the California–Mexican border. The solid circles represent M≥3.0 seismicity that happened during the 3 yr period after the mainshock (largest star). The M 5.7 Ocotillo aftershock (smaller star) is also shown. The red line shows the approximate surface rupture after Teran et al. (2015).]()
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![Recorded Tm values of the 2010 El Mayor–Cucapah earthquake plotted as a function of Rrup. For reference, the median and plus/minus one standard deviation predictions of the Rathje et al. (2004) relationships are also shown.]()
![Recorded Arias intensity values of the 2010 El Mayor–Cucapah earthquake plotted as a function of Rrup. For reference, the median and plus/minus one standard deviation predictions of the Travasarou et al. (2003) relationships are also shown.]()
![Recorded significant durations of the 2010 El Mayor–Cucapah earthquake plotted as a function of Rrup. For reference, the median and plus/minus one standard deviation predictions of the Kempton and Stewart (2006) prediction equation are also shown for different VS30 ranges.]()
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1-20 OF 409 RESULTS FOR
El Mayor-Cucapah earthquake 2010
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1
Journal Article
Assembly of a large earthquake from a complex fault system: Surface rupture kinematics of the 4 April 2010 El Mayor–Cucapah (Mexico) M w 7.2 earthquake
Journal: Geosphere
Publisher: Geological Society of America
Published: 01 August 2014
Geosphere (2014) 10 (4): 797–827.
... Liu-Zeng; Alejandro González-Ortega; Alejandro Hinojosa-Corona; Javier González-García Abstract The 4 April 2010 moment magnitude (M w ) 7.2 El Mayor–Cucapah earthquake revealed the existence of a previously unidentified fault system in Mexico that extends ∼120 km from the northern tip of the Gulf...
FIGURES
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Journal Article
Geologic and structural controls on rupture zone fabric: A field-based study of the 2010 M w 7.2 El Mayor–Cucapah earthquake surface rupture
Journal: Geosphere
Publisher: Geological Society of America
Published: 01 June 2015
Geosphere (2015) 11 (3): 899–920.
...). Map also displays the epicenter of the 2010 El Mayor–Cucapah (EMC) earthquake (red star) and its surface rupture (red and yellow lines). This study focuses on the major displacement faults (red lines) in the Sierra Cucapah. Solid circle ornamentation shows down dropped hanging wall of each fault...
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Journal Article
Potential Signatures of Damage‐Related Radiation from Aftershocks of the 4 April 2010 ( M w 7.2) El Mayor–Cucapah Earthquake, Baja California, México
Publisher: Seismological Society of America
Published: 01 April 2013
Bulletin of the Seismological Society of America (2013) 103 (2A): 1130–1140.
...Raúl R. Castro; Yehuda Ben‐Zion Abstract We observe enhanced high‐frequency radiation of P waves from aftershocks of the 4 April 2010 ( M w 7.2), El Mayor–Cucapah, Baja California, earthquake that may reflect isotropic radiation generated by rock damage in the source regions. To eliminate path...
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Journal Article
Engineering Characteristics of Ground Motion Records from the 2010 M w 7.2 El Mayor–Cucapah Earthquake in Mexico
Journal: Earthquake Spectra
Publisher: Earthquake Engineering Research Institute
Published: 01 February 2013
Earthquake Spectra (2013) 29 (1): 177–205.
...Yun Liao, M. EERI; Jorge Meneses, M. EERI This paper presents an engineering analysis of ground motion records from the 2010 El Mayor–Cucapah earthquake. Spectral accelerations from the 1979 Imperial Valley earthquake are also compared with NGA Boore and Atkinson 2008 (BA08) and SEA99 ground-motion...
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Journal Article
Stochastic Finite-Fault Ground-Motion Simulation and Source Characterization of the 4 April 2010 M w 7.2 El Mayor-Cucapah Earthquake
Journal: Seismological Research Letters
Publisher: Seismological Society of America
Published: 01 March 2012
Seismological Research Letters (2012) 83 (2): 235–249.
..., Mexico © 2012 Online material: Figures containing the Fourier spectra and acceleration time histories recorded at rock sites and soil sites for stations used in the simulations. The M w = 7.2 El Mayor-Cucapah earthquake occurred on 4 April 2010 in northern Baja California, about 48...
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Includes: Supplemental Content
Journal Article
Location of Aftershocks of the 4 April 2010 M w 7.2 El Mayor–Cucapah Earthquake of Baja California, Mexico
Publisher: Seismological Society of America
Published: 01 December 2011
Bulletin of the Seismological Society of America (2011) 101 (6): 3072–3080.
... occurred on faults that do not seem to be part of the North America–Pacific plate boundary. Hauksson et al. (2010) proposed that El Mayor–Cucapah earthquake may have been controlled by the bends in the plate boundary, similar to when the 1992 Landers and the 1999 Hector Mine earthquakes occurred...
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Includes: Supplemental Content
Image
(Top) Mapping area of the 2010 M7.2 El Mayor–Cucapah, Mexico, earthquake di...
in A systematic approach to mapping tectonic faults and documenting supporting geomorphology
> Geosphere
Published: 17 January 2025
Figure 7. (Top) Mapping area of the 2010 M7.2 El Mayor–Cucapah, Mexico, earthquake displayed on 2006 satellite imagery: 2010 rupture trace (yellow; Fletcher et al., 2014 ), 1892 Laguna Salada earthquake rupture traces (blue; Rockwell et al., 2015 ), and geomorphic indicators. 1—alluvial fan; 2
Image
2010 M 7.2 El Mayor–Cucapah, Mexico, earthquake: (A) pre-rupture fault map,...
in Evaluating how well active fault mapping predicts earthquake surface-rupture locations
> Geosphere
Published: 20 July 2023
Figure 7. 2010 M 7.2 El Mayor–Cucapah, Mexico, earthquake: (A) pre-rupture fault map, (B) coseismic ruptures ( Teran et al., 2015 ), where the fault traverses through dark-gray bedrock and tan-colored Quaternary alluvial units, (C) partially predicted 2010 ruptures near 1892 M 7.2 Laguna Salada
Image
Location of the 2010 M 7.2 El Mayor–Cucapah earthquake near the Calif...
in A New Technique to Calculate Earthquake Stress Transfer and to Probe the Physics of Aftershocks
> Bulletin of the Seismological Society of America
Published: 11 February 2020
Figure 1. Location of the 2010 M 7.2 El Mayor–Cucapah earthquake near the California–Mexican border. The solid circles represent M ≥ 3.0 seismicity that happened during the 3 yr period after the mainshock (largest star). The M 5.7 Ocotillo aftershock (smaller star) is also
Image
Strong ground motion parameters of the 2010 El Mayor-Cucapah earthquake ...
in Engineering Characteristics of Ground Motion Records from the 2010 M w 7.2 El Mayor–Cucapah Earthquake in Mexico
> Earthquake Spectra
Published: 01 February 2013
Table 1 Strong ground motion parameters of the 2010 El Mayor-Cucapah earthquake Station name Station code Agency 1 Latitude (°) Longitude (°) V S 30 2 (m/s) R rup 3 (km) PGA 4 (g) ( D 5-95 ) 5 (s) I a 6 (cm/s) T m 7 (s
Image
Recorded T m values of the 2010 El Mayor–Cucapah earthquake plotted as a...
in Engineering Characteristics of Ground Motion Records from the 2010 M w 7.2 El Mayor–Cucapah Earthquake in Mexico
> Earthquake Spectra
Published: 01 February 2013
Figure 10. Recorded T m values of the 2010 El Mayor–Cucapah earthquake plotted as a function of R rup . For reference, the median and plus/minus one standard deviation predictions of the Rathje et al. (2004) relationships are also shown.
Image
Recorded Arias intensity values of the 2010 El Mayor–Cucapah earthquake plo...
in Engineering Characteristics of Ground Motion Records from the 2010 M w 7.2 El Mayor–Cucapah Earthquake in Mexico
> Earthquake Spectra
Published: 01 February 2013
Figure 11. Recorded Arias intensity values of the 2010 El Mayor–Cucapah earthquake plotted as a function of R rup . For reference, the median and plus/minus one standard deviation predictions of the Travasarou et al. (2003) relationships are also shown.
Image
Recorded significant durations of the 2010 El Mayor–Cucapah earthquake plot...
in Engineering Characteristics of Ground Motion Records from the 2010 M w 7.2 El Mayor–Cucapah Earthquake in Mexico
> Earthquake Spectra
Published: 01 February 2013
Figure 12. Recorded significant durations of the 2010 El Mayor–Cucapah earthquake plotted as a function of R rup . For reference, the median and plus/minus one standard deviation predictions of the Kempton and Stewart (2006) prediction equation are also shown for different V S 30 ranges.
Journal Article
Testing Long-Period Ground-Motion Simulations of Scenario Earthquakes Using the M w 7.2 El Mayor–Cucapah Mainshock: Evaluation of Finite-Fault Rupture Characterization and 3D Seismic Velocity Models
Publisher: Seismological Society of America
Published: 01 April 2011
Bulletin of the Seismological Society of America (2011) 101 (2): 895–907.
... the 4 April 2010 M w 7.2 El Mayor-Cucapah earthquake. The hypothetical ruptures are generated using the methodology proposed by Graves and Pitarka (2010) and require, as inputs, only a general description of the fault location and geometry, event magnitude, and hypocenter, as would be done...
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Includes: Supplemental Content
Journal Article
Evaluating how well active fault mapping predicts earthquake surface-rupture locations
Journal: Geosphere
Publisher: Geological Society of America
Published: 20 July 2023
Geosphere (2023) 19 (4): 1128–1156.
...Figure 7. 2010 M 7.2 El Mayor–Cucapah, Mexico, earthquake: (A) pre-rupture fault map, (B) coseismic ruptures ( Teran et al., 2015 ), where the fault traverses through dark-gray bedrock and tan-colored Quaternary alluvial units, (C) partially predicted 2010 ruptures near 1892 M 7.2 Laguna Salada...
FIGURES
| View All (13)
Journal Article
A New Technique to Calculate Earthquake Stress Transfer and to Probe the Physics of Aftershocks
Publisher: Seismological Society of America
Published: 11 February 2020
Bulletin of the Seismological Society of America (2020) 110 (2): 863–873.
...Figure 1. Location of the 2010 M 7.2 El Mayor–Cucapah earthquake near the California–Mexican border. The solid circles represent M ≥ 3.0 seismicity that happened during the 3 yr period after the mainshock (largest star). The M 5.7 Ocotillo aftershock (smaller star) is also...
FIGURES
| View All (8)
Journal Article
Interseismic Velocity Field and Seismic Moment Release in Northern Baja California, Mexico
Journal: Seismological Research Letters
Publisher: Seismological Society of America
Published: 14 February 2018
Seismological Research Letters (2018) 89 (2A): 526–533.
... by the recent 2010 M w 7.2 El Mayor–Cucapah earthquake, these results can provide input constraints on earthquake forecasts for the northern Baja California fault system. 21 July 2017 © Seismological Society of America The seismicity and tectonics of northern Baja California is dominated...
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Includes: Supplemental Content
Journal Article
Application of Seismic Array Processing to Earthquake Early Warning
Publisher: Seismological Society of America
Published: 16 September 2014
Bulletin of the Seismological Society of America (2014) 104 (5): 2553–2561.
.... Geological Survey Parkfield dense Seismograph ARray (UPSAR) array and the 2010 M 7.2 El Mayor–Cucapah earthquake recordings by strong‐motion sensors in San Diego, California. We find it important to correct for the bias in back azimuth induced by dipping structures beneath the UPSAR array, based on data from...
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Journal Article
Finite‐Fault Source Inversion Using Teleseismic P Waves: Simple Parameterization and Rapid Analysis
Publisher: Seismological Society of America
Published: 01 April 2013
Bulletin of the Seismological Society of America (2013) 103 (2A): 834–844.
... analysis of the 2010 Darfield (New Zealand) and El Mayor‐Cucapah (Baja California) earthquakes using teleseismic P waves recorded at global broadband stations to recover planar‐fault, fixed‐rake rupture models that capture the primary features of the coseismic slip for these two relatively complex events...
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Journal Article
Real-Time Strong-Motion Broadband Displacements from Collocated GPS and Accelerometers
Publisher: Seismological Society of America
Published: 01 December 2011
Bulletin of the Seismological Society of America (2011) 101 (6): 2904–2925.
... the accuracy and precision of the new solution using earthquake engineering data from the University of California, San Diego’s Large High-Performance Outdoor Shake Table. Then we estimate broadband displacements for the 2010 M w 7.2 El Mayor–Cucapah earthquake using 1 Hz GPS displacements and 100 Hz...
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