Centroid depth and mechanism of trench-outer rise earthquakes

Geophysical Journal International

Volumn 172, Issue 1, 2008, Pages 240-251

  Lefeldt, Marten ^a   Grevemeyer, Ingo ^a,b  

^a IFM GEOMAR ^*  (Germany)

^b GEOMAR HELMHOLTZ CENTRE FOR OCEAN RESEARCH KIEL   (Germany)

Author keywords

Body waves; Dynamics and mechanics of faulting; Dynamics of lithosphere and mantle; Earthquake source observations; Pacific Ocean; Subduction zone processes

Indexed keywords

EARTHQUAKE HYPOCENTER; EARTHQUAKE MECHANISM; EARTHQUAKE RUPTURE; FOCAL MECHANISM; GREEN FUNCTION; NORMAL FAULT; OCEANIC LITHOSPHERE; P-WAVE; S-WAVE; SEAWATER; SEISMIC SOURCE; SERPENTINIZATION; SUBDUCTION ZONE; TELESEISMIC WAVE; TRENCH; WAVEFORM ANALYSIS;

PACIFIC OCEAN;

EID: 37449024062     PISSN: 0956540X     EISSN: 1365246X     Source Type: Journal    
DOI: 10.1111/j.1365-246X.2007.03616.x     Document Type: Article

References (45)

1. Abers, G.A., Plank, T. & Hacker, B.R., 2003. The wet Nicaraguan slab, Geophys. Res. Lett., 30, doi:.
2. Barckhausen, U., Ranero, C.R., von Huene, R., Cande, S.C. & Roeser, H.A., 2001. Revised tectonic boundaries in the Cocos Plate off Costa Rica: Implication for the segmentation of the convergent margin and for plate tectonic models, J. geophys. Res., 109(B9), 19207-19220.
3. Bird, P., 2003. An updated digital model of plate boundaries, Geochem. Geophys. Geosyst., 4, 1027, doi:.
4. Chapple, W.M. & Forsyth, D.W., 1979. Earthquakes and bending plates at trenches, J. geophys. Res., 84, 6729-6749.
5. Christensen, D.H. & Ruff, L., 1983. Outer-rise earthquakes and seismic coupling, Geophys. Res. Lett., 10, 697-700.
6. Christensen, D.H. & Ruff, L., 1988. Seismic coupling and outer rise earthquakes, J. geophys. Res., 93, 13421-13444.
7. DeMets, C. & Dixon, T.H., 1999. New kinematic models for Pacific-North America motion from 3 Ma to present, I: Evidence for steady motion and biases in the NUVEL-1A model, Geophys. Res. Lett., 26, 1921-1924.
8. Dowrick, D.J. & Rhoades, D.A., 2004. Relations between earthquake magnitude and fault rupture dimensions: How regionally variable are they? Bull. seism. Soc. Am., 94, 776-788.
9. Dziewonski, A.M. & Anderson, D.L., 1981. Preliminary reference Earth model, Phys. Earth planet. Int., 25, S297-356.
10. Engdahl, E.R. & Villaseor, A., 2002. Global seismicity: 1900-1999, in Lee, W.H.K., Kanamori, H., Jennings, P.C. & Kisslinger, C., eds, International Handbook of Earthquake and Engineering Seismology, Part A, Chapter 41, pp. 666-690, Academic Press, London.
11. Forsyth, D.W., 1982. Determinations of focal depths of earthquakes associated bending of oceanic plates at trenches, Phys. Earth planet. Int., 28, 141-160.
12. Green, H.W. & Houston, H., 1995. The mechanics of deep earthquakes, Ann. Rev. Earth Planet. Sci., 23, 169-213.
13. Grevemeyer, I., Kaul, N., Diaz-Naveas, J.L., Villinger, H., Ranero, C.R. & Reichert, C., 2005. Heat flow and bending-related faulting at subduction trenches: Case studies offshore of Nicaragua and Central Chile, Earth planet. Sci. Lett., 236, 238-248.
14. Grevemeyer, I., Ranero, C.R., Flueh, E.R., Klaeschen, D. & Bialas, J., 2007. Passive and active seismological study of bending-related faulting and mantle serpentinization at the Middle America trench, Earth planet. Sci. Lett., 258, 528-542.
15. Hacker, B.R., Peacock, S.M., Abers, G.A. & Holloway, S.D., 2003. Subduction factory 2. Are intermediate-depth earthquakes in subducting slabs linked to metamorphic dehydration reactions? J. geophys. Res., 108, doi:.
16. Hasegawa, A., Horiuchi, S. & Umino, N., 1994. Seismic structureof the northeastern Japan convergent margin: A synthesis, J. geophys. Res., 99, 22295-22311.
17. Hyndman, R.D. & Wang, K., 1993. Thermal constraints on the zone of ma jor thrust earthquake failure: The Cascadia subduction zone, J. geophys. Res., 98, 2039-2060.
18. Jackson, J. & Fitch, T., 1979. Seismotectonic implication of the relocation aftershock sequences in Iran and Turkey: An application of the master event technique, Geophys. J. R. astr. Soc., 57, 209-229.
19. Kanamori, H., 1971. Seismological evidence for lithospheric normal faulting: The Sanriku earthquake of 1933, Phys. Earth planet. Inter., 4, 289-300.
20. Kanamori, H. & Given, J.W., 1981. Uses of Long-Period Surface Waves for Rapid Determination of Earthquake Source Parameters, Phys. Earth Planet. Int., 27, 8-31.
21. Kennett, B.L.N, Engdahl, E.R. & Buland, R., 1995. Constraints on seismic velocities in the Earth from travel times, Geophys. J. Int., 122, 108-124.
22. Kikuchi, M. & Kanamori, H., 1982. Inversion of complex body waves, Bull. seism. Soc. Am., 72, 491-506.
23. Kikuchi, M. & Kanamori, H., 1986. Inversion of complex body waves II, Phys. Earth planet. Int., 43, 205-222.
24. Kikuchi, M. & Kanamori, H., 1991. Inversion of complex body waves III, Bull. seism. Soc. Am., 81, 2335-2350.
25. Kikuchi, M. & Ishida, M., 1993. Souce retrieval for deep local earthquakes with broadband records, Bull. seism. Soc. Am., 83, 1855-1870.
26. Kirby, S.H., Engdahl, E.R. & Denlinger, R., 1996. Intraslab earthquakes and arc volcanism: Dual physical expressions of crustal and uppermost mantle metamorphism in subducting slabs, in Subduction: Top to Bottom, Vol. 96, pp. 195-214, eds Bebout, G.E. et al. Geophysical Monograph, Washington D.C., American Geophysical Union.
27. Kobayashi, K., Nakanishi, M., Tamaki, K. & Ogawa, Y., 1998. Outer slope faulting associated with western Kuril and Japan trenches, Geophys. J. Int., 134, 356-372.
28. Lomax, A., Virieux, J., Volant, P. & Berge, C., 2000. Probabilistic earthquake location in 3D and layered models: Introduction of a Metropolis-Gibbs method and comparison with linear locations, in Advances in Seismic Event Location, pp. 101-134, eds Thurber, C.H. & Rabinowitz, N., Kluwer, Amsterdam.
29. Lomax, A., Zollo, A., Capuano, P. & Virieux, J., 2001. Precise, absoute earthquake location under Somma-Vesuvius volcano using a new 3D velocity model, Geophys. J. Int., 146, 313-331.
30. Masson, D.G., 1991. Fault patterns at outer trench walls, Mar. geophys. Res., 13, 209-225.
31. Meade, C. & Jeanloz, R., 1991. Deep focused earthquakes and recycling of water into the Earth s mantle, Science, 252, 68-72.
32. McGinnis, S., 2001. On the effects of geometry in discrete element numerical earthquake simulations, PhD thesis, University of Colorado.
33. Ranero, C.R. & Sallares, V., 2004. Geophysical evidence for hydration of the crust and mantle Nazca plate during bending at the north Chile trench, Geology, 32, 549.
34. Ranero, C.R., Phipps Morgan, J., McIntosh, K. & Reichert, C., 2003. Bending, faulting, and mantle serpentinization at the Middle America Trench, Nature, 425, 367-373.
35. Ranero, C.R., Villaseor, A., Phipps Morgan, J. & Weinrebe, W., 2005. Relationship between bendfaulting at trenches and intraslab seismicity, Geosys., Geophys., Geochem., 6, doi:.
36. Rüpke, L., Phipps Morgan, J., Hort, M. & Connolly, J.D.A., 2002. Are the regional variations in Central America arc lavas due to differing basaltic peridotitic slab sources of fluids? Geology, 30, 1035-1038.
37. Seno, T. & Gonzalez, D.G., 1987. Faulting caused by earthquakes beneath the outer slope of the Japan Trench, J. Phys. Earth, 35, 381-407.
38. Seno, T. & Yamanaka, Y., 1996. Double seismic zones, compressional deep trench-outer rise events and superplumes, in Subduction: Top to Bottom, Vol. 96, pp. 347-355, eds Bebout, G.E., Scholl, D.W., Kirby, S.H. & Platt, J.P., Geophys. Monogr, AGU, Washington, DC.
39. Smith, W.H.F. & Sandwell, D.T., 1997. Global seafloor topography from satellite altimetry and ship depth soundings, Science, 277, 1957-1962.
40. Spence, W., 1986. The 1977 Sumba earthquake series: Evidence for slab pull force acting at a subduction zone, J. geophys. Res., 91, 7225-7239.
41. Tichelaar, B.W., Christensen, D.H. & Ruff, L.J., 1992. Depth extent of rupture of the 1981 Chilean Outer-rise earthquake as inferred from long-period body waves, Bull. seism. Soc. Am., 82, 1236-1252.
42. Wilson, D.S., 1996. Fastest known spreading on the Miocene Cocos-Pacific Plate boundary, Geophys. Res. Lett., 23, 3003-3006.
43. Wilson, D.S., Teagle, D.A.H. & Acton, G.D. et al., 2003. Proc. ODP, Init. Repts., 206 [WWW document]URL http://www-odp.tamu.edu/publications/ 206_IR/206ir.htm
44. Yamanaka, Y. & Kikuchi, M., 2003. Source processes of the recurrent Tokachi-oki earthquake on September 26, 2003, inferred from teleseismic body waves, Earth Planet. Sci., 55, e21-e24.
45. Yoshida, Y., Satake, K. & Abe, K., 1992. The large normal-faulting Mariana earthquake of April 5, 1990 in uncoupled subduction zone, Geophys. Res. Lett., 19, 297-300.