Fault zone structure at depth from differential dispersion of seismic guided waves: Evidence for a deep waveguide on the San Andreas Fault

Geophysical Journal International

Volumn 182, Issue 1, 2010, Pages 343-354

  Wu, Jiedi ^a   Hole, John A ^a   Snoke, J Arthur ^a  

^a VIRGINIA POLYTECHNIC INSTITUTE AND STATE UNIVERSITY   (United States)

Author keywords

Downhole methods; Guided waves; Wave propagation

Indexed keywords

ARRIVAL TIME; FAULT ZONE; FINITE DIFFERENCE METHOD; IMAGE ANALYSIS; SAN ANDREAS FAULT; SEISMIC DATA; SEISMIC VELOCITY; SEISMIC WAVE; WAVE DISPERSION; WAVE PROPAGATION;

EID: 77954633775     PISSN: 0956540X     EISSN: 1365246X     Source Type: Journal    
DOI: 10.1111/j.1365-246X.2010.04612.x     Document Type: Article

References (46)

1. Ben-Zion Y, Aki K. Seismic radiation from an Sh line source in a laterally heterogeneous planar fault zone. Bull. seism. Soc. Am. 1990, 80:971-994.
2. Ben-Zion Y, Sammis CG. Characterization of fault zones. Pure appl. Geophys. 2003, 160:677-715.
3. Ben-Zion Y. A shallow fault-zone structure illuminated by trapped waves in the Karadere-Duzce branch of the North Anatolian Fault, western Turkey. Geophys. J. Int. 2003, 152:699-717.
4. Chester FM, Logan JM. Implications for mechanical-properties of brittle faults from observations of the Punchbowl Fault Zone, California. Pure appl. Geophys. 1986, 124:79-106.
5. Chester FM, Evans JP, Biegel RL. Internal structure and weakening mechanisms of the San-Andreas Fault. J. geophys. Res.-Solid Earth 1993, 98:771-786.
6. Chew WC, Liu QH. Perfectly matched layers for elastodynamics: a new absorbing boundary condition. J. comput. Acoust. 1996, 4:341-359.
7. Custodio S, Liu P, Archuleta RJ. The 2004 M(w)6.0 Parkfield, California, earthquake: inversion of near-source ground motion using multiple data sets. Geophys. Res. Lett. 2005, 32. 10.1029/2005GL024417, doi
8. Eberhart-Phillips D, Michael AJ. Three-dimensional velocity structure, seismicity, and fault structure in the Parkfield region, central California. J. geophys. Res.-Solid Earth 1993, 98:15 737-15 758.
9. Ellsworth W. Seismology inside the fault zone: applications to fault-zone Properties and rupture dynamics. Scientific Drilling 2007, 1:84-87.
10. Fohrmann M, Igel H, Jahnke G, Ben-Zion Y. Guided waves from sources outside faults: an indication for shallow fault zone structure?. Pure appl. Geophys. 2004, 161:2125-2137.
11. Forsyth DW, Webb SC, Dorman LM, Shen Y. Phase velocities of Rayleigh waves in the MELT experiment on the east Pacific rise. Science 1998, 280:1235-1238.
12. Friederich W. Wave-theoretical inversion of teleseismic surface waves in a regional network: phase-velocity maps and a three-dimensional upper-mantle shear-wave-velocity model for southern Germany. Geophys. J. Int. 1998, 132:203-225.
13. Gettemy GL, Tobin HJ, Hole JA, Sayed AY. Multi-scale compressional wave velocity structure of the San Gregorio Fault zone. Geophys. Res. Lett. 2004, 31. 10.1029/2003GL018826, doi
14. Herrmann RB. Computer programs in seismology, an overview of synthetic seismogram computation. 2002, http://www.eas.slu.edu/People/RBHerrmann/ComputerPrograms.html, Saint Louis University
15. Hickman S, Zoback M, Ellsworth W. Introduction to special section: preparing for the San Andreas Fault Observatory at Depth. Geophys. Res. Lett. 2004, 31. 10.1029/2004GL020688, doi
16. Hickman S, Zoback M, Ellsworth W, Boness N, Malin P, Roecker S, Thurber C. Structure and properties of the San Andreas Fault in central California: recent results from the SAFOD experiment. Scientific Drilling 2007, 1:29-32.
17. Igel H, Jahnke G, Ben-Zion Y. Numerical simulation of fault zone guided waves: accuracy and 3-D effects. Pure appl. Geophys. 2002, 159:2067-2083.
18. Jahnke G, Igel H, Ben-Zion Y. Three-dimensional calculations of fault-zone-guided waves in various irregular structures. J. geophys. Int. 2002, 151:416-426.
19. Kelly KR, Ward RW, Treitel S, Alford RM. Synthetic seismograms-finite-difference approach. Geophysics 1976, 41:2-27.
20. Larson AM, Snoke JA, James DE. S-wave velocity structure, mantle xenoliths and the upper mantle beneath the Kaapvaal craton. J. geophys. Int. 2006, 167:171-186.
21. Lewis MA, Peng Z, Ben-Zion Y, Vernon FL. Shallow seismic trapping structure in the San Jacinto fault zone near Anza, California. J. geophys. Int. 2005, 162:867-881.
22. Li YG, Malin PE. San Andreas Fault damage at SAFOD viewed with fault-guided waves. Geophys. Res. Lett. 2008, 35. 10.1029/2007GL032924, doi
23. Li YG, Vidale JE. Low-velocity fault-zone guided waves: numerical investigations of trapping efficiency. Bull. seism. Soc. Am. 1996, 86:371-378.
24. Li YG, Vidale JE, Aki K, Marone CJ, Lee WHK. Fine-structure of the Landers Fault Zone-segmentation and the rupture process. Science 1994, 265:367-370.
25. Li YG, Ellsworth WL, Thurber CH, Malin PE, Aki K. Fault-zone guided waves from explosions in the San Andreas fault at Parkfield and Cienega Valley, California. Bull. seism. Soc. Am. 1997, 87:210-221.
26. Li YG, Aki K, Vidale JE, Alvarez MG. A delineation of the Nojima fault ruptured in the M7.2 Kobe, Japan, earthquake of 1995 using fault zone trapped waves. J. geophys. Res.-Solid Earth 1998, 103:7247-7263.
27. Li YG, Vidale JE, Aki K, Xu F. Depth-dependent structure of the Landers fault zone from trapped waves generated by aftershocks. J. geophys. Res.-Solid Earth 2000, 105:6237-6254.
28. Li YG, Chester FM, Vidale JE. Shallow seismic profiling of the exhumed Punchbowl fault zone, southern California. Bull. seism. Soc. Am. 2001, 91:1820-1830.
29. Li YG, Vidale JE, Day SA, Oglesby DD, Team SFW. Study of the 1999 M 7.1 Hector Mine, California, earthquake fault plane by trapped waves. Bull. seism. Soc. Am. 2002, 92:1318-1332.
30. Li AB, Forsyth DW, Fischer KM. Shear velocity structure and azimuthal anisotropy beneath eastern North America from Rayleigh wave inversion. J. geophys. Res.-Solid Earth 2003, 108. 10.1029/2002JB002259, doi
31. Li YG, Vidale JE, Cochran ES. Low-velocity damaged structure of the San Andreas Fault at Parkfield from fault zone trapped waves. Geophys. Res. Lett. 2004, 31:2165. 10.1029/2001JB001456, doi
32. Li YG, Vidale JE, Malin PE. Low-velocity damage zone on the San Andreas Fault at Depth near SAFOD site at Parkfield delineated by fault-zone trapped waves. 2006, May 23-25, Miyazaki, Japan
33. Lou M, Rial JA, Malin PE. Modeling fault-zone guided waves of microearthquakes in a geothermal reservoir. Geophysics 1997, 62:1278-1284.
34. Michael AJ, Ben-Zion Y. Inverting fault zone head trapped waves with genetic algorithm. EOS, Trans. Am. geophys. Un. 1998, 81:F1145.
35. Mizuno T, Nishigami K. Deep structure of the Nojima Fault, southwest Japan, estimated from borehole observations of fault-zone trapped waves. Tectonophysics 2006, 417:231-247.
36. Nadeau RM, Michelini A, Uhrhammer RA, Dolenc D, McEvilly TV. Detailed kinematics, structure and recurrence of micro-seismicity in the SAFOD target region. Geophys. Res. Lett. 2004, 31. 10.1029/2003GL019409, doi
37. Peng ZG, Ben-Zion Y, Michael AJ, Zhu LP. Quantitative analysis of seismic fault zone waves in the rupture zone of the 1992 Landers, California, earthquake: evidence for a shallow trapping structure. Geophys. J. Int. 2003, 155:1021-1041.
38. Pollitz FF. Regional velocity structure in northern California from inversion of scattered seismic surface waves. J. geophys. Res.-Solid Earth 1999, 104:15 043-15 072.
39. Priestley K, Tilmann F. Shear-wave structure of the lithosphere above the Hawaiian hot spot from two-station Rayleigh wave phase velocity measurements. Geophys. Res. Lett. 1999, 26:1493-1496.
40. Scholz CH. The Mechanics of Earthquakes and Faulting 2002, http://www.cambridge.org, Cambridge University Press, Cambridge
41. Schulz SE, Evans JP. Mesoscopic structure of the Punchbowl Fault, Southern California and the geologic and geophysical structure of active strike-slip faults. J. Struct. Geol. 2000, 22:913-930.
42. Snoke JA, James DE. Lithospheric structure of the Chaco and Parana Basins of South America from surface-wave inversion. J. geophys. Res.-Solid Earth 1997, 102:2939-2951.
43. Thurber C, Roecker S, Roberts K, Gold M, Powell L, Rittger K. 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. 2003, 30. 10.1029/2002GL016004, doi
44. Warren LM, Snoke JA, James DE. S-wave velocity structure beneath the High Lava Plains, Oregon, from Rayleigh-wave dispersion inversion. Earth planet. Sci. Lett. 2008, 10.1016/j.epsl.2008.07.014, doi
45. Woods MT, Okal EA. Rayleigh-wave dispersion along the Hawaiian Swell: a test of lithospheric thinning by thermal rejuvenation at a hotspot. J. geophys. Int. 1996, 125:325-339.
46. Wu J, Hole JA, Snoke JA, Imhof MG. Depth extent of the fault-zone seismic waveguide: effects of increasing velocity with depth. Geophys. J. Int. 2008, 173:611-622.