Relocation and assessment of seismicity in the Iran region

Geophysical Journal International

Volumn 167, Issue 2, 2006, Pages 761-778

  Engdahl, E Robert ^a   Jackson, James A ^c   Myers, Stephen C ^b   Bergman, Eric A ^a   Priestley, Keith ^c  

^a UNIVERSITY OF COLORADO   (United States)

^b LAWRENCE LIVERMORE NATIONAL LABORATORY   (United States)

^c UNIVERSITY OF CAMBRIDGE   (United Kingdom)

Author keywords

Focal depth; Iran; Relocation; Seismicity; Seismotectonics

Indexed keywords

CONTINENTAL LITHOSPHERE; EARTHQUAKE EPICENTER; MANTLE; SEISMICITY; SEISMOTECTONICS; WAVEFORM ANALYSIS;

ASIA; EURASIA; IRAN; MAKRAN; MIDDLE EAST; ZAGROS;

EID: 33750683028     PISSN: 0956540X     EISSN: 1365246X     Source Type: Journal    
DOI: 10.1111/j.1365-246X.2006.03127.x     Document Type: Article

References (63)

1. Ambraseys, N.N., 1978. The relocation of the epicentres in Iran, Geophys. J. R. astr. Soc., 53, 117-121.
2. Ambraseys, N.N. & Melville, C.P., 1982. A history of Persian earthquakes, Cambridge University Press, UK, 219 p.
3. w ≥ 4.5, using intermediate period surface waves, Bull. seism. Soc. Am., 88, 1003-1013.
4. Baker, C., Jackson, J. & Priestley, K.F., 1993. Earthquakes on the Kazerun line in the Zagros Mountains of Iran: Strike-slip faulting within a fold-and-thrust belt, Geophys. J. Int., 115, 41-61.
5. Berberian, M., 1979. Evaluation of instrumental and relocated epicentres of Iranian earthquakes, Geophys. J. R. astr. Soc., 58, 625-630.
6. Berberian, M. & Yeats, R.S., 1999. Patterns of historical earthquake rupture in the Iranian Plateau, Bull. seism. Soc. Am., 89, 120-139.
7. w 6.6) in Kerman province, SE Iran: Re-rupture of the 1981 Sirch earthquake fault, triggering of slip on adjacent thrusts, and the active tectonics of the Gowk fault zone, Geophys. J. Int., 146, 371-398.
8. Bijwaard, H., Spakman, W. & Engdahl, E.R., 1998. Closing the gap between regional and global travel time tomography, J. geophys. Res., 103, 30055-30078.
9. Bird, P., Toksoz, M. & Sleep, N., 1975. Thermal and mechanical models of continent-continent convergence zones, J. geophys. Res., 80, 4405-4416.
10. Bolt, B.A., 1960. The revision of earthquake epicentres, focal depths and origin times using a high-speed computer, Geophys. J. R. astr. Soc., 3, 433-440.
11. Bondár, I., Myers, S.C., Engdahl, E.R. & Bergman, E.A., 2003. Epicentre accuracy based on seismic network criteria, Geophys. J. Int., 156, 483-496.
12. Brace, W.F. & Byerlee, J.D., 1970. California earthquakes: Why only shallow focus?, Science, 168, 1573-1576.
13. Byrne, D.E., Sykes, L.R. & Davies, D.M., 1992. Great thrust earthquakes and aseismic slip along the plate boundary of the Makran subduction zone, J. geophys. Res., 97, 449-478.
14. Chen, W.-P. & Molnar, P., 1983. Focal depths of intracontinental earthquakes and intraplate earthquakes and their implications for the thermal and mechanical properties of the lithospheric evolution, J. geophys. Res., 88, 4183-4214.
15. Choy, G.L. & Engdahl, E.R., 1987. Analysis of broadband seismograms from selected IASPEI events, Phys. Earth planet. Inter., 47, 80-92.
16. Choy, G.L. & Dewey, J.W., 1988. Rupture process of an extended earthquake sequence: Teleseismic analysis of the Chilean earthquake of 3 March 1985, J. geophys. Res., 93, 1103-111.
17. Dziewonski, A.M. & Woodhouse, J.H., 1983. Studies of the seismic source using normal-mode theory, in eds Kanamori, H. & Boschi, E., Earthquakes: Observation, theory, aNd interpretation: notes from the International School of Physics 'Enrico Fermi'(1982: Varenna, Italy), North-Holland Publ. Co., Amsterdam, The Netherlands, pp. 45-137.
18. Dziewonski, A.M., Chou, T. & Woodhouse, J.H., 1981. Determination of earthquake source parameters from waveform data for studies of global and regional seismicity, J. geophys. Res., 86, 2825-2852.
19. Ekström, G., 1989. A very broad band inversion method for the recovery of earthquake source parameters, Tectonophysics, 166, 73-100.
20. Engdahl, E.R., 2006. Application of an improved algorithm to high-precision teleseismic relocation of ISC test events, Phys. Earth planet. Int., doi 10.1016/j.pepi.2006.03.007
21. Engdahl, E.R. & Gunst, R.H., 1966. Use of a high speed computer for the preliminary determination of earthquake hypocenters, Bull. seism. Soc. Am., 56, 325-336.
22. Engdahl, E.R. & Bergman, E.A., 2001. Validation and generation of reference events by cluster analysis, 23rd Seismic Research Review, Jackson Hole. http://www.cmr.gov/srs/srs2001/Screen/02-09.pdf.
23. Engdahl, E.R. & Villasenor, A., 2002. Global Seismicity: 1900-1999, International Handbook of Earthquake and Engineering Seismology, v. 81A, Elsevier Science Ltd., Amsterdam, The Netherlands, pp. 665-690.
24. Engdahl, E.R., Van der Hilst, R.D. & Buland, R.P., 1998. Global teleseismic earthquake relocation with improved travel times and procedures for depth determination, Bull. seism. Soc. Am., 88, 722-743.
25. Harvey, D. & Choy, G.L., 1982. Broadband deconvolution of GDSN data, Geophys. J. R. astr. Soc., 69, 659-668.
26. Hatzfeld, D., Tatar, M., Priestley, K. & Ghafory-Ashtiany, M., 2003. Seismological constraints on the crustal structure beneath the Zagros Mountain belt (Iran), Geophys. J. Int., 155, 403-410.
27. Isacks, B. & Molnar, P., 1971. Distribution of stresses in the descending lithosphere from a global survey of focal mechanism solutions of mantle earthquakes, Rev. Geophys. Space Phys., 9, 103-174.
28. Jackson, J.A. & McKenzie, D.P., 1984. Active tectonics of the Alpine-Himalayan belt between western Turkey and Pakistan, Geophys. J. R. astr. Soc., 77, 185-264.
29. Jackson, J.A. & McKenzie, D., 1988. The relationship between plate motions and seismic moment tensors, and the rates of active deformation in the Mediterranean and Middle East, Geophys. J., 93, 45-73.
30. Jackson, J., Priestley, K., Allen, M. & Berberian, M., 2002. Active tectonics of the South Caspian basin. Geophys. J. Int., 148, 214-245.
31. Jackson, J., Austrheim, H., McKenzie, D. & Priestley, K., 2004. Metastability, mechanical strength and the support of mountain belts, Geology, 32, 625-628.
32. Jackson, J. et al., 2006. Seismotectonic, rupture-process, and earthquake-hazard aspects of the 2003 December 26 Bam, Iran, earthquake, Geophys. J. Int., 166, 1270-1292.
33. Jeffreys, H. & Bullen, K.E., 1940. 'Seismological Tables'. British Association for the Advancement of Science, London.
34. Kennett, B.L.N. & Engdahl, E.R., 1991. Traveltimes for global earthquake location and phase identification. Geophys. J. Int., 105, 429-465.
35. Kennett, B.L.N. & Gudmundsson, O., 1996. Ellipticity corrections for seismic phases, Geophys. J. Int., 127, 40-48.
36. Kennett, B.L.N., Engdahl, E.R. & Buland, R., 1995. Constraints on seismic velocities in the Earth from traveltimes, Geophys. J. Int., 122, 108-124.
37. Laana, J.L. & Chen, W.-P., 1989. The Makran earthquake of 1983 April 18: A possible analogue to the Puget Sound earthquake of 1965? Geophys. J. Int., 98, 1-9.
38. Lohman, R.B. & Simons, M., 2005. Locations of selected small earthquakes in the Zagros Mountains, Geochem. Geophys. GeoSys., 6, doi 10.1029/2004GC000849
39. Maggi, A., Jackson, J.A., Priestley, K. & Baker, C., 2000a. A re-assessment of focal depth distributions in southern Iran, the Tien Shan and northern India: Do earthquakes really occur in the continental mantle?, Geophys. J. Int., 143, 629-661.
40. Maggi, A., Jackson, J.A., McKenzie, D. & Priestley, K., 2000b. Earthquake focal depths, effective elastic thickness, and the strength of the continental lithosphere, Geology, 28, 495-498.
41. Maggi, A., Priestley, K. & Jackson, J.A., 2002. Earthquake focal depths in the Iran region, J. Seismology and Earthquake Engineering, 4, 1-10.
42. Mangino, S. & Priestley, K., 1998. The crustal structure of the southern Caspian region, Geophys. J. Int., 133, 630-648.
43. Masson, F., Chery, J., Hatzfeld, D., Martinod, J., Vernant, P., Tavakoli, F. & Ghafory-Ashtiani, M., 2005. Seismic versus aseismic deformation in Iran inferred from earthquakes and geodetic data, Geophys. J. Int., 160, 217-226.
44. McKenzie, D., Jackson, J. & Priestley, K., 2005. Thermal structure of oceanic and continental lithosphere, Earth. planet. Sci. Lett., 233, 337-349.
45. Molinaro, M., Guezou, J.C., Leturney, P., Eshaghi, S.A. & de Lamotte, D.F., 2004. The origin of changes in structural style across the Bandar Abbas syntaxis, SE Zagros (Iran), Mar. Pet. Geolo., 21, 735-752.
46. Myers, S.C. & Schultz, C.A., 2000. Calibration of seismic travel time using events with seismically determined locations and origin times, EOS, Trans. Am. geophys. Un., 81, F845.
47. Niazi, M., Asudeh, I., Ballard, G., Jackson, J.A., King, G. & McKenzie, D.P., 1978. The depth of seismicity in the Kermanshah region of the Zagros Mountains (Iran), Earth planet. Sci. Lett., 40, 270-274.
48. Nowroozi, A.A, 1971. Seismotectonics of the Persian plateau, eastern Turkey, Caucasus, and Hindu Kush regions, Bull. seism. Soc. Am., 61, 317-341.
49. Paul, A., Kaviani, A., Hatzfeld, D.S., Vergne, J. & Mokhtari, M., 2006. Seismological evidence for crustal-scale thrusting in the Zagros mountain belt (Iran), Geophys. J. Int., 166, 277-237.
50. Priestley, K., Patton, H. & Scholz, C., 2001. Modelling anomalous surface-wave propagation across the Southern Caspian Basin, Bull. seism. Soc. Am., 91, 1924-1929.
51. Priestley, K., Baker, C. & Jackson, J., 1994. Implications of earthquake focal mechanism data for the active tectonics of the south Caspian Basin and surrounding regions, Geophys. J. Int., 118, 111-141.
52. Regard, V., Bellier, O., Thomas, J-C., Abrassi, M.R., Mercier, J., Shabanian, E., Fegghi, K. & Soleymani, S., 2004. Accommodation of Arabia-Eurasia convergence in the Zagros-Makran transfer zone, SE Iran: a transition between collision and subduction through a young deforming system, Tectonics, 23, TC4007.
53. Regard, V. et al., 2005. Cumulative right-lateral fault slip rate across the Zagros-Makran transfer zone: Role of the Minab-Zendan fault system in accommodating Arabia-Eurasia convergence in southeast Iran, Geophys. J. Int., 162, 177-203.
54. Talebian, M. & Jackson, J., 2004. A reappraisal of earthquake focal mechanisms and active shortening in the Zagros mountains of Iran, Geophys. J. Int., 156, 1-21.
55. Talebian, M. et al., 2006. The Dahuiyeh (Zarand) earthquake of 2005 February 22 in central Iran: Reactivation of an intramountain reverse fault, Geophys. J. Int., 164, 137-148.
56. Tatar, M., Hatzfeld, D., Martinod, J., Walpersdorf, A., Ghafory-Ashtiany, M. & Chery, J., 2002. The present-day deformation of the central Zagros from GPS measurements, Geophys. Res. Lett., 29, doi 10.1029/2002GL015159
57. Tatar, M., Hatzfeld, D. & Ghafory-Ashtiany, M., 2004. Tectonics of the Central Zagros (Iran) deduced from microearthquake seismicity, Geophys. J. Int., 156, 255-266.
58. w 6.6 aftershock sequence, Geophys. J. Int., 163, 90-105.
59. van der Hilst, R.D. & Engdahl, E.R., 1992. Step-wise relocation of ISC earthquake hypocenters for linearized tomographic imaging of slab structure, Phys. Earth planet. Int., 75, 39-54.
60. Vernant, P. et al., 2004. Present-day crustal deformation and plate kinematics in the Middle East constrained by GPS measurements in Iran and northern Oman, Geophys. J. Int., 157, 381-398.
61. Walker, R. & Jackson, J., 2004. Active tectonics and Late Cenozoic strain distribution in central and eastern Iran, Tectonics, 23, doi 10.1029/2003TC001529
62. Wessel, P. & Smith, W.H.F., 1998. New, improved version of the Generic Mapping Tools released, EOS Trans. AGU, 79, 579.
63. Wiens, D.A. & Stein, S., 1983. Age dependence of intraplate seismicity and implications for lithospheric evolution, J. geophys. Res., 88, 6455-6468.