Probable role of sediments in blinding the rupture-lessons from the 2004 Sumatra-Andaman earthquake and implication for the Himalayan earthquakes

Current Science

Volumn 98, Issue 11, 2010, Pages 1518-1520

  Gahalaut, V K ^a  

^a NATIONAL GEOPHYSICAL RESEARCH INSTITUTE   (India)

Author keywords

2004 Sumatra Andaman earthquake; Great earthquakes; Himalaya; Indo Ganga plains

Indexed keywords

EID: 77956240705     PISSN: 00113891     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (22)

1. Lay, T. et al., The Great Sumatra-Andaman earthquake of 26 December 2004. Science, 2005, 308, 1127-1133.
2. Gahalaut, V. K., Nagrajan, B., Catherine, J. K. and Kumar, S., Constraints on 2004 Sumatra-Andaman earthquake rupture from GPS measurements in Andaman-Nicobar Islands. Earth Planet. Sci. Lett., 2006, 242, 365-374.
3. Henstock, T. J., McNeill, L. C. and Tappin, D. R., Seafloor morphology of the Sumatran subduction zone: surface rupture during megathrust earthquakes?. Geology, 2006, 34, 485-488.
4. Singh, S. C. et al., Seismic evidence for broken oceanic crust in the 2004 Sumatra earthquake epicentral region. Nat. Geosci., 2008, 1, 777-781.
5. w 9.15) Sumatra-Andaman earthquake of 2004. Bull. Seismol. Soc. Am., 2007, 97, S152-S173.
6. Gahalaut, V. K., Subrahmanyam, C., Kundu, B., Catherine, J. K. and Ambikapathy, A., Slow rupture in Andaman during 2004 Sumatra-Andaman earthquake: a probable consequence of subduction of 90°E ridge. Geophys. J. Int., 2010, 180, 1181-1186.
7. Catherine, J. K. et al., 2008 Little Andaman aftershock: genetic linkages with the subducting 90°E ridge and 2004 Sumatra-Andaman earthquake. Tectonophysics, 2009, 479, 271-276.
8. Oleskevich, D. A., Hyndman, R. D. and Wang, K., The updip and downdip limits to great subduction earthquakes: thermal and structural models of Cascadia, south Alaska, SW Japan, and Chile. J. Geophys. Res., 1999, 104, 14965-14991.
9. Kanamori, H., Rupture process of subduction-zone earthquakes. Annu. Rev. Earth Planet. Sci., 1986, 14, 293-322.
10. Polet, J. and Kanamori, H., Shallow subduction zone earthquakes and their tsunamigenic potential. Geophys. J. Int., 2000, 142, 684-702.
11. Curray, J. R., Emmel, F. J., Moore, D. G. and Raitt, R. W., Structure, tectonics and geological history of the northeastern Indian Ocean. In The Ocean Basins and Margins (eds Nairn, A. E. M., Stehli, F. G. and Uyeda, S.), The Indian Ocean Plenum, NY, 1982, pp. 399-449.
12. Gopala Rao, Krishna, K. S. and Sar, D., Crustal evolution and sedimentation history of the Bay of Bengal since the Cretaceous. J. Geophys. Res., 1997, 102, 17747-17768.
13. Seeber, L. and Armbruster, J., Great detachment earthquakes along the Himalayan Arc and long-term forecasting. In Earthquake Prediction: An International Review (eds Simpson, D. W. and Richards, P. G.), Maurice Ewing Series, American Geophysical Union, 1981, vol. 4, pp. 259-277.
14. Ni, J. and Barazangi, M., Seismotectonics of the Himalayan collision zone: geometry of the underthrusting Indian plate beneath the Himalaya. J. Geophys. Res., 1984, 89, 1147-1163.
15. Molnar, P., A review of the seismicity and the rates of active underthrusting and deformation at the Himalaya. J. Him. Geol., 1990, 1, 131-154.
16. Pandey, M. R., Tandukar, R. P., Avouac, J. P., Lave, J. and Massot, J. P., Interseismic strain accumulation on the Himalayan Crustal Ramp (Nepal). Geophys. Res. Lett., 1995, 22, 751-754.
17. Pandey, M. R., Tandukar, R. P., Avouac, J. P., Vergne, J. and Heritier, Th., Seismotectonics of the Nepal Himalaya from a local seismic Network. J. Asian Earth Sci., 1999, 17, 703-712.
18. Gahalaut, V. K. and Kalpna, Himalayan mid crustal ramp. Curr. Sci., 2001, 81, 1641-1646.
19. Kumar, S., Wesnousky, S. G., Rockwell, T. K., Briggs, R. W., Thakur, V. C. and Jayangondaperumal, R., Palaeoseismic evidence of great surface rupture earthquakes along the Indian Himalaya. J. Geophys. Res., 2006, 111, 1-19.
20. Gahalaut, V. K., Coulomb stress change due to 2005 Kashmir earthquake and implications for future seismic hazards. J. Seismol., 2009, 13, 379-386.
21. Kaneda, H. et al., Surface rupture of the 2005 Kashmir, Pakistan, earthquake and its active tectonic implications. Bull. Seismol. Soc. Am., 2008, 98, 521-557.
22. Curray, J. R., Sediment volume and mass beneath the Bay of Bengal. Earth Planet. Sci. Lett., 1994, 125, 371-383.