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Queen Charlotte earthquake 2012

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Journal Article
Published: 07 April 2015
Bulletin of the Seismological Society of America (2015) 105 (2B): 1290-1300.
...Kelin Wang; Jiangheng He; Franziska Schulzeck; Roy D. Hyndman; Michael Riedel AbstractThe 2012 Mw 7.8 Haida Gwaii earthquake confirmed very oblique subduction and slip partitioning at the southern Queen Charlotte margin. In this study, we re‐examine the thermal regime near the earthquake using new...
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Journal Article
Published: 07 April 2015
Bulletin of the Seismological Society of America (2015) 105 (2B): 1219-1230.
... ). The 28 October 2012 M w  7.8 Haida Gwaii underthrusting earthquake and tsunami: Slip partitioning along the Queen Charlotte fault transpressional plate boundary , Earth Planet. Sci. Lett. 375 , 57 – 70 . Mazzotti S. Hyndman R. D. Fluck P. Smith A. J. Schmidt M. ( 2003...
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Journal Article
Published: 07 April 2015
Bulletin of the Seismological Society of America (2015) 105 (2B): 1241-1252.
.... ( 2013 ). The October 28, 2012 M w  7.8 Haida Gwaii underthrusting earthquake and tsunami: Slip partitioning along the Queen Charlotte fault transpressional boundary , Earth Planet. Sci. Lett. 375 , 57 – 70 , doi: 10.1016/j.epsl.2013.05.005 . Leonard L. Bednarski J. ( 2014...
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Journal Article
Published: 07 April 2015
Bulletin of the Seismological Society of America (2015) 105 (2B): 1253-1264.
... as it accommodates elements of both convergence and margin‐parallel motion in the restraining bend between the complicated Queen Charlotte triple junction to the south and the purely strike‐slip region to the north ( Rohr and Furlong, 1995 ; Smith et al. , 2003 ; Szeliga, 2013 ). Prior to the 2012 earthquake...
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Journal Article
Published: 14 April 2015
Bulletin of the Seismological Society of America (2015) 105 (2B): 1076-1089.
... mapped; it has propagated northward and overlaps the QCF by 120 km. Propagation is defined by strike‐slip earthquakes 3.9<Mw<6.4, 500 m uplift of oceanic crust, and a fault scarp that disrupts margin parallel structures of the Queen Charlotte terrace. Part of the southern QCF has been reoriented...
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Journal Article
Published: 14 April 2015
Bulletin of the Seismological Society of America (2015) 105 (2B): 1058-1075.
...R. D. Hyndman AbstractThis article provides a summary of the structure and tectonic history of the Queen Charlotte transform fault zone off western Canada, as background to understanding the 2012 Mw 7.8 thrust earthquake off Haida Gwaii. There was margin subduction prior to the Eocene. The fault...
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Journal Article
Published: 03 March 2015
Bulletin of the Seismological Society of America (2015) 105 (2B): 1114-1128.
... K. Koper K. D. ( 2013 ). The October 28, 2012 M w  7.8 Haida Gwaii underthrusting earthquake and tsunami: Slip partitioning along the Queen Charlotte Fault transpressional plate boundary , Earth Planet. Sci. Lett. 375 , 57 – 70 . Leonard M. ( 2010 ). Earthquake fault...
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Journal Article
Published: 14 April 2015
Bulletin of the Seismological Society of America (2015) 105 (2B): 1090-1105.
.... Comparing the sidescan sonar and seismic reflection data allowed characterization of the bathymetric expression and internal character of the QCF along strike. There have been several strike‐slip earthquakes with a magnitude larger than 7 along the Queen Charlotte–Fairweather fault system in the last...
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Journal Article
Published: 01 December 1971
Bulletin of the Seismological Society of America (1971) 61 (6): 1489-1505.
... in the northeast Pacific Ocean—the Explorer Trench and the Queen Charlotte Islands Fracture Zone. 26 1 1970 References Bolt B. A. Lomnitz C. McEvilly T. V. (1968) . Seismological evidence on the tectonics of central and northern California on the Mendocino Escarpment , Bull...
Journal Article
Published: 14 April 2015
Bulletin of the Seismological Society of America (2015) 105 (2B): 1129-1142.
.... Kanamori H. Yamazaki Y. Cheung K. F. Kwong K. Koper K. D. ( 2013 ). The October 28, 2012 M w  7.8 Haida Gwaii underthrusting earthquake and tsunami: Slip partitioning along the Queen Charlotte fault transpressional plate boundary , Earth Planet. Sci. Lett. 375 , 57 – 70...
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Journal Article
Published: 29 January 2016
Canadian Journal of Earth Sciences (2016) 53 (2): 129-139.
...Dariush Motazedian; Yong Zhang; Shutian Ma; Yun-tai Chen AbstractThe 28 October 2012 Haida Gwaii, British Columbia, Canada, earthquake with a moment magnitude (MW) of 7.8 occurred along an east-dipping poorly known thrust fault beneath the Queen Charlotte Terrace. It was the largest thrust event...
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Journal Article
Published: 18 August 2015
Canadian Journal of Earth Sciences (2015) 52 (9): 795-822.
... in the Queen Charlotte and Tofino basins (shaded) are shown along with major faults, ocean ridges, and tectonic plates. Modified in part from Riddihough and Hyndman (1991) , Dehler and Clowes (1992) , Hannigan et al. (2001) , and Johns et al. (2012) . In the Hecate Strait wells, coals are abundant...
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Journal Article
Published: 07 April 2015
Bulletin of the Seismological Society of America (2015) 105 (2B): 1206-1218.
... subduction zones , Phys. Earth Planet. Int. 54 , 258 – 312 . Lay T. Ye L. Kanamori H. Yamazaki Y. ( 2013 ). The October 28, 2012 M w  7.8 Haida Gwaii underthrusting earthquake and tsunami: Slip partitioning along the Queen Charlotte Fault transpressional plate boundary...
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Journal Article
Published: 03 March 2015
Bulletin of the Seismological Society of America (2015) 105 (2B): 1178-1192.
...Alison L. Bird; Maurice Lamontagne AbstractOn 27 October 2012, a magnitude (Mw) 7.8 earthquake occurred in the sparsely populated region of Haida Gwaii, British Columbia, Canada (formerly called the Queen Charlotte Islands). This was the second largest recorded earthquake in Canadian history...
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Journal Article
Published: 07 April 2015
Bulletin of the Seismological Society of America (2015) 105 (2B): 1231-1240.
... , especially the segment south of ∼52.5° N, remains in place. Moreover, the 2012 Haida Gwaii aftershock distribution overlaps the southern part of the estimated rupture zone of the 1949 M  8.1 Queen Charlotte earthquake ( Rogers, 1986 ; Cassidy et al. , 2014 ). Rogers (1986) reported that a seismic gap...
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Journal Article
Published: 14 April 2015
Bulletin of the Seismological Society of America (2015) 105 (2B): 1265-1279.
...Peter J. Haeussler; Robert C. Witter; Kelin Wang AbstractThe 28 October 2012 Mw 7.8 Haida Gwaii earthquake was a megathrust earthquake along the very obliquely convergent Queen Charlotte margin of British Columbia, Canada. Coseismic deformation is not well constrained by geodesy, with only six...
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Journal Article
Published: 14 April 2015
Bulletin of the Seismological Society of America (2015) 105 (2B): 1106-1113.
... October 2012 M w  7.8 Haida Gwaii subduction earthquake at the obliquely convergent Queen Charlotte Margin , Bull. Seismol. Soc. Am. 105 , doi:  10.1785/0120140183 . Yorath C. J. Hyndman R. D. ( 1983 ). Subsidence and thermal history of Queen Charlotte Basin , Can. J. Earth Sci...
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Journal Article
Published: 14 April 2015
Bulletin of the Seismological Society of America (2015) 105 (2B): 1280-1289.
..., is characterized by oblique transform motion that is accommodated mainly by strike‐slip faulting on the near‐vertical Queen Charlotte fault (e.g., Cassidy et al. , 2014 ; Fig.  1 ). However, the 28 October 2012 M w  7.8 earthquake occurred as a result of low‐angle northeastward thrusting of the Pacific plate...
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Journal Article
Published: 15 July 2015
Seismological Research Letters (2015) 86 (5): 1301-1309.
... et al. , 2013 ) is of a simplified fault model showing thrust faulting beneath the Queen Charlotte transform fault, with the 2012 M w  7.8 thrust event (shown in red) believed to have occurred between the Pacific plate and accretionary prism; the 1949 M w  8.1 event ruptured along the transform...
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Image
The <b>Queen</b> <b>Charlotte</b> fault ( QCF ) zone, the islands of Haida Gwaii and adja...
Published: 14 April 2015
Figure 1. The Queen Charlotte fault ( QCF ) zone, the islands of Haida Gwaii and adjacent area, and the locations of the 2012 M w  7.8 (ellipse), 2013 M w  7.5 (solid line), and 1949 M s  8.1 (dashed) earthquakes. The along margin extent of the 1949 event is not well constrained.