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South Napa earthquake 2014

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Journal Article

Continuity of the West Napa–Franklin Fault Zone Inferred from Guided Waves Generated by Earthquakes Following the 24 August 2014 M w 6.0 South Napa Earthquake

R. D. Catchings, M. R. Goldman, Y.‐G. Li, J. H. Chan
Published: 01 November 2016
Bulletin of the Seismological Society of America (2016) 106 (6): 2721–2746.
DOI: https://doi.org/10.1785/0120160154
...R. D. Catchings; M. R. Goldman; Y.‐G. Li; J. H. Chan Abstract We measure peak ground velocities from fault‐zone guided waves ( FZGW s), generated by on‐fault earthquakes associated with the 24 August 2014 M w 6.0 South Napa earthquake. The data were recorded on three arrays deployed across north...
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The M w 6.0 24 August 2014 South Napa Earthquake

Thomas M. Brocher, Annemarie S. Baltay, Jeanne L. Hardebeck, Fred F. Pollitz, Jessica R. Murray, Andrea L. Llenos, David P. Schwartz, James Luke Blair, Daniel J. Ponti, James J. Lienkaemper, Victoria E. Langenheim, Timothy E. Dawson, Kenneth W. Hudnut, David R. Shelly, Douglas S. Dreger, John Boatwright, Brad T. Aagaard, David J. Wald, Richard M. Allen, William D. Barnhart, Keith L. Knudsen, Benjamin A. Brooks, Katherine M. Scharer
Published: 25 February 2015
Seismological Research Letters (2015) 86 (2A): 309–326.
DOI: https://doi.org/10.1785/0220150004
...  6.0 South Napa earthquake, which occurred at 10:20 UTC 24 August 2014 was the largest earthquake to strike the greater San Francisco Bay area since the M w  6.9 1989 Loma Prieta earthquake. The rupture from this right‐lateral earthquake propagated mostly unilaterally to the north and up‐dip...
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Rupture Branching Structure of the 2014 M w 6.0 South Napa, California, Earthquake Inferred from Explosion‐Generated Fault‐Zone Trapped Waves

Yong‐Gang Li, Rufus D. Catchings, Mark R. Goldman
Published: 30 July 2019
Bulletin of the Seismological Society of America (2019) 109 (5): 1907–1921.
DOI: https://doi.org/10.1785/0120180181
... (HRCFZ) and ∼ 13    km west of the Concord–Green Valley fault zone. Both the WNFZ and the HRCFZ generated historic damaging earthquakes ( Bakun, 1999 ; Langenheim et al. , 2006 ; Wesling and Hanson, 2008 ). The 24 August 2014 M w  6.0 South Napa earthquake occurred on the WNFZ...
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Ground‐Motion Attenuation in the Sacramento–San Joaquin Delta, California, from 14 Bay Area Earthquakes, including the 2014 M 6.0 South Napa Earthquake

Jemile E. Erdem, John Boatwright, Jon B. Fletcher
Published: 16 April 2019
Bulletin of the Seismological Society of America (2019) 109 (3): 1025–1033.
DOI: https://doi.org/10.1785/0120180182
..., and paths into the Delta, we can evaluate whether the strong attenuation from the South Napa event was path‐ or source‐related. Figure 2. 2014 M  6.0 South Napa earthquake peak ground motions relative to Boore and Atkinson (2008) ground‐motion prediction equations (GMPEs). BA2008 GMPEs...
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Replicating the Recovery following the 2014 South Napa Earthquake using Stochastic Process Models

Hua Kang, M. EERI, Henry V. Burton, M. EERI, Haoxiang Miao, M. EERI
Published: 01 August 2018
Earthquake Spectra (2018) 34 (3): 1247–1266.
DOI: https://doi.org/10.1193/012917EQS020M
... describes the use of building damage, permitting, and repair data from the 2014 South Napa Earthquake to evaluate a stochastic process post-earthquake recovery model. Damage data were obtained for 1,470 buildings, and permitting and repair time data were obtained for a subset (456) of those buildings...
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Apparent Wave Velocity and Site Amplification at the California Strong Motion Instrumentation Program Carquinez Bridge Geotechnical Arrays during the 2014 M6.0 South Napa Earthquake

Tadahiro Kishida, M. EERI, Hamid Haddadi, M. EERI, Robert B. Darragh, M. EERI, Robert E. Kayen, M. EERI, Walter J. Silva, M. EERI, Yousef Bozorgnia, M. EERI
Published: 01 February 2018
Earthquake Spectra (2018) 34 (1): 327–347.
DOI: https://doi.org/10.1193/042317EQS074M
... ground acceleration (PGA) of approximately 1.0g at ground surface during the 2014 South Napa earthquake. The recorded PGA was significantly larger than those at the nearby surface sites. This study considers surface and downhole recordings from the additional 28 earthquakes recorded at the same arrays...
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Subsurface Fault Damage Zone of the 2014 M w 6.0 South Napa, California, Earthquake Viewed from Fault‐Zone Trapped Waves

Yong‐Gang Li, Rufus D. Catchings, Mark R. Goldman
Published: 27 September 2016
Bulletin of the Seismological Society of America (2016) 106 (6): 2747–2763.
DOI: https://doi.org/10.1785/0120160039
...Yong‐Gang Li; Rufus D. Catchings; Mark R. Goldman Abstract The aftershocks of the 24 August 2014 M w 6.0 South Napa earthquake generated prominent fault‐zone trapped waves ( FZTW s) that were recorded on two 1.9‐km‐long seismic arrays deployed across the northern projection (array 1, A1...
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Aftershocks of the 2014 South Napa, California, Earthquake: Complex Faulting on Secondary Faults

Jeanne L. Hardebeck, David R. Shelly
Published: 24 May 2016
Bulletin of the Seismological Society of America (2016) 106 (3): 1100–1109.
DOI: https://doi.org/10.1785/0120150169
...Jeanne L. Hardebeck; David R. Shelly Abstract We investigate the aftershock sequence of the 2014 M w 6.0 South Napa, California, earthquake. Low‐magnitude aftershocks missing from the network catalog are detected by applying a matched‐filter approach to continuous seismic data, with the catalog...
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Afterslip Behavior following the 2014 M 6.0 South Napa Earthquake with Implications for Afterslip Forecasting on Other Seismogenic Faults

James J. Lienkaemper, Stephen B. DeLong, Carolyn J. Domrose, Carla M. Rosa
Published: 23 March 2016
Seismological Research Letters (2016) 87 (3): 609–619.
DOI: https://doi.org/10.1785/0220150262
...James J. Lienkaemper; Stephen B. DeLong; Carolyn J. Domrose; Carla M. Rosa ABSTRACT The 24 August 2014 M 6.0 South Napa, California, earthquake exhibited unusually large slip for a California strike‐slip event of its size with a maximum coseismic surface slip of 40–50 cm in the north section...
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Analytical Study of Mobile Home Response to the 2014 South Napa Earthquake

Bruce Maison, M. EERI, Kelly Cobeen, M. EERI
Published: 01 February 2016
Earthquake Spectra (2016) 32 (1): 1–22.
DOI: https://doi.org/10.1193/020215EQS019
...Bruce Maison, M. EERI; Kelly Cobeen, M. EERI The 2014 South Napa Earthquake damaged mobile (manufactured) homes in Northern California. The authors conducted field surveys of mobile home communities in the City of Napa, California. This paper summarizes the observations and presents an analysis...
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2014 M w 6.0 South Napa Earthquake Triggered Exotic Seismic Clusters near Several Major Faults

Shinji Toda, Ross S. Stein
Published: 07 October 2015
Seismological Research Letters (2015) 86 (6): 1593–1602.
DOI: https://doi.org/10.1785/0220150102
... as the surrounding faults on which we calculate the resulting hazard increases, all lie within this zone. Figure 1. (a) Moderate earthquakes during the past 36 yrs in the San Francisco Bay area show an active corridor extending from Loma Prieta to the East Bay faults, in which the 2014 South Napa earthquake...
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Surface‐Rupture and Slip Observations on the Day of the 24 August 2014 South Napa Earthquake

Alexander E. Morelan, Charles C. Trexler, Michael E. Oskin
Published: 27 May 2015
Seismological Research Letters (2015) 86 (4): 1119–1127.
DOI: https://doi.org/10.1785/0220140235
..., we report our observations of surface rupture and slip within the hours following the 24 August 2014 M w  6.0 South Napa earthquake. The mainshock occurred at 3:20 a.m. local time with an epicenter near American Canyon, California ( Brocher et al. , 2015 ). Our team was one of several...
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Unusual Downhole and Surface Free‐Field Records Near the Carquinez Strait Bridges during the 24 August 2014 M w 6.0 South Napa, California, Earthquake

Mehmet Çelebi, S. Farid Ghahari, Ertugrul Taciroglu
Published: 27 May 2015
Seismological Research Letters (2015) 86 (4): 1128–1134.
DOI: https://doi.org/10.1785/0220150041
... Strait during the 24 August 2014 ( M w  6.0) South Napa, California, earthquake that occurred at 03:20:44 Pacific Daylight Time (PDT) with epicentral coordinates 38.22° N, 122.31° W ( http://earthquake.usgs.gov/earthquakes/eqarchives/poster/2014/20140824.php ; last accessed October 2014). Both bridges...
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Preface to the Focus Section on the 24 August 2014 Magnitude 6.0 South Napa Earthquake

Erol Kalkan
Published: 01 March 2015
Seismological Research Letters (2015) 86 (2A): 307–308.
DOI: https://doi.org/10.1785/0220150023
...Erol Kalkan © 2015 by the Seismological Society of America On 24 August 2014, a M w  6.0 earthquake struck northern California. Its epicenter was located 9 km south‐southwest of the city of Napa, which was impacted drastically by the event. The recorded peak horizontal ground acceleration...
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Geodetic Constraints on the 2014 M 6.0 South Napa Earthquake

W. D. Barnhart, J. R. Murray, S.‐H. Yun, J. L. Svarc, S. V. Samsonov, E. J. Fielding, B. A. Brooks, P. Milillo
Published: 01 March 2015
Seismological Research Letters (2015) 86 (2A): 335–343.
DOI: https://doi.org/10.1785/0220140210
... della Basilicata, Potenza, Italy. © 2015 by the Seismological Society of America On 24 August 2014, the M  6.0 South Napa earthquake shook much of the San Francisco Bay area, leading to significant damage in the Napa Valley. The earthquake occurred in the vicinity of the West Napa fault...
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The 2014 M w 6.1 South Napa Earthquake: A Unilateral Rupture with Shallow Asperity and Rapid Afterslip

Shengji Wei, Sylvain Barbot, Robert Graves, James J. Lienkaemper, Teng Wang, Kenneth Hudnut, Yuning Fu, Don Helmberger
Published: 01 March 2015
Seismological Research Letters (2015) 86 (2A): 344–354.
DOI: https://doi.org/10.1785/0220140249
... U.S.A. © 2015 by the Seismological Society of America The M w  6.1 South Napa earthquake occurred near Napa, California, on 24 August 2014 at 10:20:44.03 (UTC) and was the largest inland earthquake in northern California since the 1989 M w  6.9 Loma Prieta earthquake. The first report...
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Ground‐Motion Observations of the 2014 South Napa Earthquake

Annemarie S. Baltay, John Boatwright
Published: 01 March 2015
Seismological Research Letters (2015) 86 (2A): 355–360.
DOI: https://doi.org/10.1785/0220140232
...Annemarie S. Baltay; John Boatwright © 2015 by the Seismological Society of America Ground motions of the South Napa earthquake (24 August 2014; M  6.0) were recorded at 19 stations within 20 km and 292 stations within 100 km of the rupture surface trace, generating peak ground motions...
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Kinematic Finite‐Source Model for the 24 August 2014 South Napa, California, Earthquake from Joint Inversion of Seismic, GPS, and InSAR Data

Douglas S. Dreger, Mong‐Han Huang, Arthur Rodgers, Taka’aki Taira, Kathryn Wooddell
Published: 25 February 2015
Seismological Research Letters (2015) 86 (2A): 327–334.
DOI: https://doi.org/10.1785/0220140244
...Douglas S. Dreger; Mong‐Han Huang; Arthur Rodgers; Taka’aki Taira; Kathryn Wooddell © 2015 by the Seismological Society of America On 24 August 2014 at 10:20:44.06 UTC, a large earthquake struck the north San Francisco Bay region, approximately 10 km south‐southwest of Napa, California...
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<span class="search-highlight">2014</span> M 6 <span class="search-highlight">South</span> <span class="search-highlight">Napa</span>, California, <span class="search-highlight">earthquake</span>: (A) pre-rupture fault map with...

2014 M 6 South Napa, California, earthquake: (A) pre-rupture fault map with...

Published: 20 July 2023
Figure 9. 2014 M 6 South Napa, California, earthquake: (A) pre-rupture fault map with main faults labeled F1–F4, (B) coseismic ruptures from Ponti et al. (2019) . (C–D) The reviewer was critical of several mapped faults that did not rupture in 2014. In C, the mapped fault across the deflected
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Strain observations from the 24 August <span class="search-highlight">2014</span> M  6 <span class="search-highlight">South</span> <span class="search-highlight">Napa</span> <span class="search-highlight">earthquake</span>...

Strain observations from the 24 August 2014 M  6 South Napa earthquake...

Published: 23 March 2021
Figure 2. Strain observations from the 24 August 2014 M  6 South Napa earthquake. (a) Map of borehole strainmeters and active faults overlain on mainshock Mercalli intensity contours (see Data and Resources ). (b) 20 Hz instrumental and root mean square (rms) strain time series (origin time