Pore pressure distribution along plate interface that causes a shallow asperity of the 2011 great Tohoku-oki earthquake

Geophysical Research Letters

Volumn 38, Issue 18, 2011, Pages

  Yoshida, Shingo ^a   Kato, Naoyuki ^a  

^a UNIVERSITY OF TOKYO   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

EARTHQUAKES; PORE PRESSURE; PRESSURE DISTRIBUTION; GEOPHYSICS;

CONFINING PRESSURES; EFFECTIVE NORMAL STRESS; EFFECTIVE STRESS; GENERATION MECHANISM; GREAT EARTHQUAKE; LITHOSTATIC PRESSURE; PACIFIC PLATES; PERMEABILITY MODEL; PLATE INTERFACES; PORE COLLAPSE; 2011 TOHOKU-OKI EARTHQUAKES; PERMEABLITY; SHALLOW STRONG ASPERITY; TOHOKU-OKI EARTHQUAKES;

PRESSURE EFFECTS; PORE PRESSURE;

ASPERITY; HYDROSTATIC PRESSURE; NUMERICAL MODEL; PACIFIC PLATE; PERMEABILITY; PORE PRESSURE; PRESSURE GRADIENT; SUBDUCTION; TOHOKU EARTHQUAKE 2011;

HONSHU; JAPAN;

EID: 80053482766     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/2011GL048902     Document Type: Article

References (15)

1. Bernabe, Y. (1987), The effective pressure law for permeability during pore pressure and confining pressure cycling of several crystalline rocks, J. Geophys. Res., 92, 649-657, doi:10.1029/JB092iB01p00649.
2. David, C., T.-F. Wong, W. Zhu, and J. Zhang (1994), Laboratory measurement of compaction-induced permeability change in porous rocks: Implications for the generation and maintenance of pore pressure excess in the crust, Pure Appl. Geophys., 143, 425-456, doi:10.1007/BF00874337.
3. Fujii, Y., K. Satake, S. Sakai, M. Shinohara, and T. Kanazawa (2011), Tsunami source of the 2011 off the Pacific coast of Tohoku, Japan earthquake, Earth Planets Space, in press.
4. Hasegawa, A., K. Yoshida, and T. Okada (2011), To what extent was the stress on the plate interface released by the 2011 Mw9.0 east off Tohoku earthquake, Earth Planets Space, in press.
5. Iwamori, H., and D. Zhao (2000), Melting and seismic structure beneath the northeast Japan arc, Geophys. Res. Lett., 27, 425-428, doi:10.1029/ 1999GL010917.
6. Kato, N., and S. Yoshida (2011), A shallow strong patch model for the 2011 great Tohoku-oki earthquake: A numerical simulation, Geophys. Res. Lett., 38, L00G04, doi:10.1029/2011GL048565.
7. McCaffrey, R. (2007), The next great earthquake, Science, 315, 1675-1676, doi:10.1126/science.1140173. (Pubitemid 46515613)
8. Minoura, K., F. Imamura, D. Sugawara, Y. Kono, and T. Iwashita (2001), The 869 Jogan tsunami deposit and recurrence interval of large-scale tsunami on the Pacific coast of northeast Japan, J. Nat. Disaster Sci., 23, 83-88.
9. Nishimura, T., T. Hirasawa, S. Miyazaki, T. Sagiya, T. Tada, S. Miura, and K. Tanaka (2004), Temporal change of interplate coupling in northeastern Japan during 1995-2002 estimated from continuous GPS observations, Geophys. J. Int., 157, 901-916, doi:10.1111/j.1365-246X.2004. 02159.x. (Pubitemid 38708382)
10. Rice, J. R. (1992), Fault stress states, pore pressure distribution, and the weakness of the San Andreas fault, in Fault Mechanics and Transport Properties of Rocks, edited by B. Evans and T.-F. Wong, pp. 475-503, Academic, San Diego, Calif., doi:10.1016/S0074-6142(08)62835-1.
11. Rice, J. R. (1993), Spatio-temporal complexity of slip on a fault, J. Geo-phys. Res., 98, 9885-9907, doi:10.1029/93JB00191. (Pubitemid 23393956)
12. Ruff, L., and H. Kanamori (1980), Seismicity and the subduction process, Phys. Earth Planet. Inter., 23, 240-252, doi:10.1016/0031-9201(80) 90117-X.
13. Seno, T. (2009), Determination of the pore fluid pressure ratio at seismo-genic megathrusts in subduction zones: Implications for strength of asperities and Andean-type mountain building, J. Geophys. Res., 114, B05405, doi:10.1029/2008JB005889.
14. Yamanaka, Y., and M. Kikuchi (2004), Asperity map along the subduction zone in northeastern Japan inferred from regional seismic data, J. Geo-phys. Res., 109, B07307, doi:10.1029/2003JB002683. (Pubitemid 39306351)
15. Zoback, M., S. Hickman, and W. Ellsworth (2010), Scientific drilling into the San Andreas fault zone, Eos Trans. AGU, 91, 197, doi:10.1029/2010EO220001.