Crustal heterogeneity around the Nagamachi-Rifu fault, northeastern Japan, as inferred from travel-time tomography

Earth, Planets and Space

Volumn 58, Issue 7, 2006, Pages 843-853

  Nakajima, Junichi ^a   Hasegawa, Akira ^a   Horiuchi, Shigeki ^b   Yoshimoto, Kazuo ^c   Yoshida, Takeyoshi ^a   Umino, Norihito ^a  

^a TOHOKU UNIVERSITY   (Japan)

^b NATIONAL RESEARCH INSTITUTE FOR EARTH SCIENCE AND DISASTER PREVENTION   (Japan)

^c YOKOHAMA CITY UNIVERSITY   (Japan)

Author keywords

Active fault; Caldera; Fluids; Magma; Nagamachi Rifu fault; Northeastern Japan; Seismic velocity structure

Indexed keywords

ACTIVE FAULT; ARRIVAL TIME; CALDERA; EARTHQUAKE MAGNITUDE; MAGMA; P-WAVE; S-WAVE; SEISMIC TOMOGRAPHY; SEISMIC VELOCITY; SEISMOGRAPH; TRAVEL TIME; VELOCITY STRUCTURE;

ASIA; EURASIA; FAR EAST; JAPAN;

EID: 34548428543     PISSN: 13438832     EISSN: 18805981     Source Type: Journal    
DOI: 10.1186/BF03351989     Document Type: Article

References (53)

1. Active Fault Research Group, Active Faults in Japan, revised ed., University of Tokyo Press, Tokyo, 437 pp., 1991.
2. Chen, C., W. Wang, and T. Teng, 3D velocity structure around the source area of the 1999 Chi-Chi, Taiwan, earthquake: before and after the main shock, Bull. Seismol. Soc. Am., 91, 1013-1027, 2001.
3. Christensen, N. I., Poisson's ratio and crustal seismology, J. Geophys. Res., 101, 3139-3156., 1996.
4. Christensen, N. I. and W. D. Mooney, Seismic velocity structure and composition of the continental crust: A global view, J. Geophys. Res., 100, 9761-9788, 1995.
5. DeMets, C., R. G. Gordon, D. F. Argus, and S. Stein, Effect of recent revisions to the geomagnetic reversal time scale on estimates of current plate motions, Geophys. Res. Lett., 21, 2191-2194, 1994.
6. Geological Survey of Japan, Geologic Atlas of Japan, Asakura Publishing Company, Ltd., Tokyo, 140 pp., 1992.
7. Hasegawa, A. and J. Nakajima, Geophysical constraints on slab subduction and arc magmatism, in The State of the Planet: Frontiers and Challenges in Geophysics, Geophys. Monogr. Ser., vol. 150, pp. 81-94, AGU, Washington, D.C., 2004.
8. Hasegawa, A., D. Zhao, S. Hori, A. Yamamoto, and S. Horiuchi, Deep structure of the northeastern Japan arc and its relationship to seismic and volcanic activity, Nature, 352, 683-689, 1991.
9. Hasegawa, A., S. Horiuchi, and N. Umino, Seismic structure of the north-eastern Japan convergent margin: A synthesis, J. Geophys. Res., 99, 22295-22311, 1994.
10. Hasegawa, A., A. Yamamoto, N. Umino, S. Miura, S. Horiuchi, D. Zhao, and H. Sato, Seismic activity and deformation process of the overriding plate in the northeastern Japan subduction zone, Tectonophysics, 319, 225-239, 2000.
11. Hasegawa, A., H. Ito, T. Iwasaki, and T. Ikawa, Deep structure of NRF as inferred from seismic expeditions, the Proceedings of the International Symposium on Slip and Flow Processes in and Below Seismogenic Region, 67-72, 2001.
12. Hasegawa, A., J. Nakajima, N. Umino, and S. Miura, Deep structure of the northeastern Japan arc and its implications for crustal deformation and shallow seismic activity, Tectonophysics, 403, 59-75, 2005.
13. Hori, S., N. Umino, T. Kono, and A. Hasegawa, Distinct S-wave reflectors (bright spots) extensively distributed in the crust and upper mantle beneath the northeastern Japan arc, J. Seismol. Soc. Jpn., 56, 435-446, 2004.
14. Horiuchi, S., H. Negishi, J. Uchida, M. Kuchiishi, N. Umino, T. Matsuzawa, T. Okada, A. Hasegawa, K. Yoshimoto, Development of high sampling frequency seismic observation system, J. Seismol. Soc. Jpn., 55, 217-222, 2002 (in Japanese).
15. Iio, Y and Y. Kobayashi, Is the plastic flow uniformly distributed below the seismogenic region?, Tectonophysics, 364, 43-53, 2003.
16. Iio, Y., T. Sagiya, and Y. Kobayashi, What controls the occurrence of shallow intraplate earthquakes?, Earth Planets Space, 56, 1077-1086, 2004a.
17. Iio, Y., T. Sagiya, N. Umino, T. Nishimura, K. Takahashi, and T. Homma, A comprehensive model of the deformation process in the Nagamachi-Rifu Fault Zone, Earth Planets Space, 56, 1339-1345, 2004b.
18. Ikawa, T., T. Kawanaka, S. Kawasaki, A. Hasegawa, N. Umino, A Nakamura, H. Ito, T. Iwasaki, and H. Sato, Seismic reflection survey of the deep structure of Nagamachi-Rifu fault, northeastern Japan, Proceedings of international symposium on slip and flow process in and below the seismogenic region, 44, 2001.
19. Imanishi, K., H. Ito, Y. Kuwahara, Y. Maeda, T. Yokokura, N. Kano, K. Yamaguchi, and A. Tanaka, Deep structure of the Nagamachi-Rifu fault deduced from small aperture seismic array observation, Earth Planets Space, 54, 1033-1038, 2002.
20. Ito, H., Outline of the comprehensive joint research on the modeling of slip process of earthquake source fault and plastic flow below the seismogenic region, the Proceedings of the International Symposium on Slip and Flow Processes in and Below Seismogenic Region, 9-10, 2001.
21. Ji, S., Q. Wang, and B. Xia, Handbook of Seismic Properties of Minerals, Rocks, and Ores, Polytechnique International Press, 630 pp., 2002.
22. Johnson, P. and T. McEvilly, Parkfield seismicity: Fluid driven?, J. Geophys. Res., 100, 12937-12950, 1995.
23. Komazawa, M. and M. Mishina, Caldera structure inferred from gravity anomalies west of Nagamachi-Rifu Fault, Northeast Japan, Earth Planets Space, 54, 1049-1053, 2002.
24. Miyagi Prefectural Government, Research on the Nagamachi-Rifu fault, Abstract for the Results of active fault research supported by Headquarters for Earthquake Research Promotion, No. 1, The Science and Technology Agency, Japan, 30-34, 1997.
25. Miyagi Prefectural Government, Research on the Nagamachi-Rifu fault, Abstract for the Results of active fault research supported by Headquarters for Earthquake Research Promotion, No. 2, The Science and Technology Agency, Japan, 29-34, 2000.
26. Nakajima, J. and A. Hasegawa, Tomographic imaging of seismic velocity structure in and around the Onikobe volcanic area, northeastern Japan: implications for fluid distribution, J. Volcanol. Geotherm. Res., 127, 1-18, 2003.
27. Nakajima, J., T., Matsuzawa, A. Hasegawa, and D. Zhao, Three-dimensional structure of Vp, Vs and Vp/Vs beneath the northeastern Japan arc: Implications for arc magmatism and fluids, J. Geophys. Res., 106, 21843-21857, 2001a.
28. Nakajima, J., T., Matsuzawa, A. Hasegawa, and D. Zhao, Seismic imaging of arc magma and fluids under the central part of northeastern Japan, Tectonophysics, 341, 1-17, 2001b.
29. Nakajima, J., T. Matsuzawa, and A. Hasegawa, Moho depth variation in the central part of northeastern Japan estimated from reflected and converted waves, Phys. Earth Planet Inter., 130, 31-47, 2002.
30. Nakajima, J., Y. Takei, and A. Hasegawa, Quantitative analysis of the inclined low-velocity zone in the mantle wedge of northeastern Japan: A systematic change of melt-filled pore shapes with depth and its implications for melt migration, Earth Planet. Sci. Lett., 234, 59-70, 2005.
31. Nakamura, A., Y. Asano, and A. Hasegawa, Estimation of deep fault geometry of the Nagamachi-Rifu fault from seismic array observations, Earth Planets Space, 54, 1027-1031, 2002.
32. Nakamura, K., Inversion tectonics and its structural expression, J. Tectonic Res. Group Jpn., 38, 3-45, 1992 (in Japanese with English abstract).
33. Nishimura, T., T. Sagiya, and S. Miura, Crustal deformation around the Nagamachi-Rifu fault zone and its vicinity (central Tohoku), northeastern Japan, observed by a continuous GPS network, J. Seismol. Soc. Jpn., 56, 497-509, 2004.
34. Ogawa, Y., M. Mishina, Y. Honkura, K. Takahashi, and S. B. Tank, Electromagnetic imaging of the Nagamachi-Rifu fault and its deep extension, The Second International Symposium on Slip and Flow Processes in and below the Seismogenic Region, 2004.
35. Okada, T., A study on characteristics of seismicity and asperities in the northeastern Japan arc, Doctoral Dissertation, Tohoku University, Sendai, Japan, 2003 (in Japanese).
36. Okada, T., U. Umino, Y. Ito, T. Matsuzawa, A. Hasegawa, and M. Kamiyama, Source processes of 15 September 1998 M5.0 Sendai, northeastern Japan, earthquake and its M3.8 foreshock by waveform, inversion, Bull. Seismol. Soc. Am., 91, 1607-1618, 2001.
37. Okada, T., N. Umino, T. Matsuzawa, J. Nakajima, N. Uchida, T. Nakayama, S. Hirahara, T. Sato, S. Hori, T. Kono, Y. Yabe, K. Ariyoshi, S. Gamage, J. Shimizu, J. Suganomata, S. Kita, S. Yui, M. Arao, S. Hondo, T. Mizukami, H. Tsushima, T. Yaginuma, A. Hasegawa, Y. Asano, H. Zhang, and C. Thurber, Aftershock distribution and 3D seismic velocity structure in and around the focal area of the 2004 mid Niigata prefecture earthquake obtained by applying double-difference tomography to dense temporary seismic network data, Earth Planets Space, 57, 435-440, 2005.
38. Okamura, Y., M. Watanabe, E. Morijiri, and M. Satoh, Rifting and basin inversion in the eastern margin of the Japan Sea, Island Arc, 4, 166-181, 1995.
39. Pervukhina, M., Y. Kuwahara, and H. Ito, Rock microstructure in the deep extension of the Nagamachi-Rifu fault revealed by analysis of collocated seismic and magnetotelluric data: Implication of strong deformation process, Earth Planets Space, 56, 1357-1368, 2004.
40. Sato, H., The relationship between late Cenozoic tectonic events and stress field and basin development in northeast Japan, J. Geophys. Res., 99, 22261-22274, 1994.
41. Sato, H., T. Imaizumi, T. Yoshida, H. Ito, and A. Hasegawa, Tectonic evolution and deep to shallow geometry of Nagamachi-Rifu active fault system, NE Japan, Earth Planets Space, 54, 1039-1043, 2002.
42. Takei, Y., Effect of pore geometry on Vp/Vs: From equilibrium geometry to Crack, J. Geophys. Res., 107(B2), 2043, 2002.
43. Thurber, C. H., S. Roecker, K. Roberts, M. Gold, L. Powell, and K. Rittger, Earthquake locations and three-dimensional fault zone structure along the creeping section of the San Andreas fault near Parkfield, CA: Preparing for SAFOD, Geophys. Res. Lett., 30(3), 1112, 2003.
44. Umino, N., T. Okada, and A. Hasegawa, Foreshock and aftershock sequence of 1998 M5.0 Sendai, northeastern Japan, earthquake and its implications for earthquake nucleation, Bull. Seismol. Soc. Am., 92, 2465-2477, 2002a.
45. Umino, N., H. Ujikawa, S. Hori, and A. Hasegawa, Distinct S-wave reflectors (bright spots) detected beneath the Nagamachi-Rifu fault, NE Japan, Earth Planets Space, 54, 1021-1026, 2002b.
46. Wessel, P. and W. H. F. Smith, New, improved version of the Generic Mapping Tools released, EOS Trans. AGU, 79, 579, 1998.
47. Yoshida, T., The evolution of arc magmatism in the NE Honshu arc, Japan, Sci. Rep. Tohoku Univ., 36, 131-149, 2001.
48. Yoshimoto, K., N. Uchida, H. Sato, M. Ohtake, N. Hirata, and K. Obara, Microseismicity around the Nagamachi-Rifu fault, Miyagi Prefecture, Northeastern Japan, J. Seismol. Soc. Jpn, 52, 407-416, 2000 (in Japanese with English abstract).
49. Zhao, D., S. Horiuchi, and A. Hasegawa, 3-D seismic velocity structure of the crust and uppermost mantle in the northeastern Japan arc, Tectonophysics, 181, 135-149, 1990.
50. Zhao, D., A. Hasegawa, and S. Horiuchi, Tomographic imaging of P and S wave velocity structure beneath northeastern Japan, J. Geophys. Res., 97, 19909-19928, 1992.
51. Zhao, D., H. Kanamori, and H. Negishi, Tomography of the source area of the 1995 Kobe earthquake: evidence for fluids at the hypocenter?, Science, 274, 1891-1894, 1996.
52. Zhao, D., T. Matsuzawa, and A. Hasegawa, Morphology of the subducting slab boundary in the northeastern Japan arc, Phys. Earth Planet. Inter., 102, 89-102, 1997.
53. Zhao, D., H. Tani, and O. P. Mishra, Crustal heterogeneity in the 2000 Western Tottori earthquake region: effect of fluids from slab hydration, Phys. Earth Planet. Inter., 145, 161-177, 2004.