Three-dimensional velocity structure of Siletzia and other accreted terranes in the Cascadia forearc of Washington

Journal of Geophysical Research: Solid Earth

Volumn 104, Issue B8, 1999, Pages 18015-18039

  Parsons, Tom ^a   Wells, Ray E ^a   Fisher, Michael A ^a   Flueh, Ernst ^b   Ten Brink, Uri S ^c  

^a U S GEOLOGICAL SURVEY   (United States)

^b GEOMAR HELMHOLTZ CENTRE FOR OCEAN RESEARCH KIEL   (Germany)

^c U S GEOLOGICAL SURVEY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ACCRETION; CRUSTAL STRUCTURE; SEISMIC SURVEY; SEISMIC VELOCITY; TERRANE;

CASCADIA FOREARC; UNITED STATES; WASHINGTON;

EID: 0033405783     PISSN: 21699313     EISSN: 21699356     Source Type: Journal    
DOI: 10.1029/1999jb900106     Document Type: Article

References (54)

1. Aprea, C., M. Unsworth, and J. Booker, Resistivity structure of the Olympic Mountains and Puget Lowlands, Geophys. Res. Lett., 25, 109-112, 1998.
2. Atwater, B. F., Geologic evidence for earthquakes during the past 2000 years along the Copalis River, southern coastal Washington, J. Geophys. Res., 97, 1901-1919, 1996.
3. Babcock, R. S., R. F. Burmester, D. C. Engebretson, and A. Warnock, A rifted margin origin for the Crescent basalts and related rocks in the northern coast range volcanic province, Washington and British Columbia, J. Geophys. Res., 97, 6799-6821, 1992.
4. Beck, M. E., Jr., and C. D. Burr, Paleomagnetism and tectonic significance of the Goble volcanic series, southwestern Washington, Geology, 7, 175-179, 1979.
5. Best, M. G., Igneous and Metamorphic Petrology, 630 pp., W. H. Freeman, New York, 1982.
6. Blackwell, D. D., J. L. Steele, and S. Kelley, Heat flow in the state of Washington and thermal conditions in the Cascade Range, J. Geophys. Res., 95, 19,495-19,516, 1990.
7. Brandon, M. T., and A. R. Calderwood, High-pressure metamorphism and uplift of the Olympic subduction complex, Geology, 18, 1252-1255, 1990.
8. Brandon, M. T., and J. A. Vance, Tectonic evolution of the Cenozoic Olympic subduction complex, Washington State, as deduced from zircon fission track ages for detrital zircons, Am. J. Sci., 292, 565-636, 1992.
9. Calvert, A. J., Seismic reflection constraints on imbrication and underplating of the northern Cascadia margin, Can. J. Earth Sci., 33, 1294-1307, 1996.
10. 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.
11. Clowes, R. M., M. T. Brandon, A. G. Green, C. J. Yorath, A. S. Sutherland, E. R. Kanesewich, and C. Spencer, LITHOPROBE - Southern Vancouver Island: Cenozoic subduction complex imaged by deep seismic reflections, Can. J. Earth Sci., 24, 31-51, 1987.
12. Crosson, R. S., and T. J. Owens, Slab geometry of the Cascadia subduction zone beneath Washington from earthquake hypocenters and teleseismic converted waves, Geophys. Res. Lett., 14, 824-827, 1987.
13. DeMets, C. R. G. Gordon, D. F. Argus, and S. Stein, Current plate motions, Geophys. J. Int., 101, 425-478, 1990.
14. Dewey, J. W., D. P. Hill, W. L. Ellsworth, and E. R. Engdahl, Earthquakes, faults, and the seismotectonic framework of the contiguous United States, in Geophysical Framework of the Continental United States edited by L. C. Pakiser, and W. D. Mooney, Mem. Geol. Soc. Am., 172, 541-576, 1989.
15. Duncan, R. A., A captured island arc chain in the Coast Range of Oregon and Washington, J. Geophys. Res., 87, 10,827-10,837, 1982.
16. Finn, C., Geophysical constraints on Washington convergent margin structure, J. Geophys. Res., 95, 19,533-19,546, 1990.
17. Finn, C., W. M. Phillips, and D. L. Williams, Gravity and terrane maps of Washington, U.S. Geol. Surv. Geophys. Invest. Map, GP-988, scale 1:125,000, 1991.
18. Flueh, E., M. Fisher, D. Scholl, T. Parsons, U. ten Brink, D. Klaeschen, N. Kukowski, A. Tréhu, J. Childs, J. Bialas, and N. Vidal, Scientific teams analyze earthquake hazards of the Cascadia subduction zone, Eos Trans. AGU, 153-157, 1997.
19. Heaton, T. H., and S. H. Hartzell, Earthquake hazards on the Cascadia subduction zone, Science, 236, 162-168, 1987.
20. Heaton, T. H., and H. Kanamori, Seismic potential associated with subduction in the northwestern United States, Bull. Seismol. Soc. Am., 74, 933-941, 1984.
21. Hole, J. A., Nonlinear high-resolution three-dimensional seismic travel time tomography, J. Geophys. Res., 97, 6553-6562, 1992.
22. Hole, J. A., and B. C. Zelt, 3-D finite-difference reflection traveltimes, Geophys. J. Int., 121, 427-434, 1995.
23. Humphreys, E., and R. W. Clayton, Adaptation of back projection tomography to seismic travel time problems, J. Geophys. Res., 93, 1073-1085, 1988.
24. Irving, E., Paleopoles and paleolatitudes of North America and speculations about displaced terranes, Can. J. Earth Sci., 16, 669-694, 1979.
25. Lees, J. M., and R. S. Crosson, Tomographic imaging of local earthquake delay times for three-dimensional velocity variation in western Washington, J. Geophys. Res., 95, 4763-4776, 1990.
26. Magill, J., A. Cox, and R. Duncan, Tillamook volcanic series: Further evidence for tectonic rotation of the Oregon Coast Range, J. Geophys. Res., 86, 2953-2970, 1981.
27. Massey, N. W. D., Metchosin igneous complex, southern Vancouver Island: Ophiolite stratigraphy developed in an emergent island setting, Geology, 14, 602-605, 1986.
28. McCrory, P. A., Tectonic model explaining divergent contraction directions along the Cascadia subduction margin, Washington, Geology, 24, 929-932, 1996.
29. McFarland, C. R., Oil and gas exploration in Washington, Inf. Cir. Wash. Div. Geol. Earth Resour., 67, 119 pp., 1979.
30. Michaelson, C. A., and C. S. Weaver, Upper mantle structure from teleseismic P wave arrivals in Washington and northern Oregon, J. Geophys. Res., 91, 2077-2094, 1986.
31. Miller, K. C., G. R. Keller, J. M. Gridley, J. H. Luetgert, W. D. Mooney, and H. Thybo, Crustal structure along the flank of the Cascades, western Washington, J. Geophys. Res., 102, 17,857-17,873, 1997.
32. Moran, S. C., Three-dimensional P-wave velocity structure in the greater Mount Rainier area from local earthquake tomography, Ph.D. thesis, 167 pp., Univ. of Wash., Seattle, 1997.
33. Parsons, T., A. M. Tréhu, J. H. Luetgert, K. Miller, F. Killbride, R. E. Wells, M. A. Fisher, E. Flueh, U. S. ten Brink, and N. I. Christensen, A new view into the Cascadia subduction zone and volcanic arc: Implications for earthquake hazards along the Washington margin, Geology, 26, 199-202, 1998.
34. Pezzopane, S. K., and R. J. Weldon, Tectonic role of active faulting in central Oregon, Tectonics, 12, 1140-1169, 1993.
35. Pratt, T. L., S. Johnson, C. Potter, W. Stephenson, and C. Finn, Seismic reflection images beneath Puget Sound, western Washington State: The Puget Lowland thrust sheet hypothesis, J. Geophys. Res., 102, 27,469-27,489, 1997.
36. Shaw, P. R., and J. A. Orcutt, Waveform inversion of seismic refraction data and applications to young Pacific crust, Geophys. J. R. Astron. Soc., 82, 375-414, 1986.
37. Simpson, R. W., and A. Cox, Paleomagnetic evidence for tectonic rotation of the Oregon Coast Range, Geology, 5, 585-589, 1977.
38. Snavely, P. D., Tertiary geologic framework, neotectonics, and petroleum potential of the Oregon-Washington continental margin, in Geology and Resource Potential of the Continental Margin of Western North America and Adjacent Ocean Basins - Beaufort Sea to Baja California, Earth Sci. Ser., vol. 6, edited by D. W. Scholl, A. Grantz, and J. G. Vedder, pp. 305-335, Circum-Pac. Counc. for Energy and Miner. Resour., Houston, Tex., 1987.
39. Snavely, P. D., Jr., and H. C. Wagner, Geologic cross-section across the continental margin of southwestern Washington, U.S. Geol. Surv. Open File Rep., 82-459, 10 pp., 1982.
40. Snavely, P. D., Jr., and R. E. Wells, Cenozoic evolution of the continental margin of Oregon and Washington, in Assessing Earthquake Hazards and Reducing Risk in the Pacific Northwest, edited by A. M. Rogers et al., U.S. Geol. Surv. Prof. Pap., 1560, 161-182, 1996.
41. Snavely, P. D., N. S. MacLeod, and H. C. Wagner, Tholeiitic and alkalic basalts of the Eocene Siletz River volcanics, Oregon Coast Range, Am. J. Sci., 266, 454-481, 1968.
42. Stanley, W. D., S. Y. Johnson, A. I. Qamar, C. S. Weaver, and J. M. Williams, Tectonics and seismicity of the southern Washington Cascade Range, Bull. Seismol. Soc. Am., 56, 1-18, 1996.
43. Symons, N. P., and R. S. Crosson, Seismic velocity structure of the Puget Sound region from 3-D non-linear tomography, Geophys. Res. Lett., 24, 2593-2596, 1997.
44. Tabor, J. J., and B. T. R. Lewis, Crustal structure of the Washington continental margin from refraction data, Bull. Seismol. Soc. Am., 76, 1011-1024, 1986.
45. Tabor, R. W., and W. M. Cady, The structure of the Olympic Mountains, Washington - Analysis of a subduction zone, U.S. Geol. Surv. Prof. Pap., 1033, 38 pp., 1978a.
46. Tabor, R. W., and W. M. Cady, Geologic map of the Olympic Peninsula, Washington, U.S. Geol. Surv. Misc. Invest. Ser., Map I-994, 1978b.
47. Thurber, C. H., Local earthquake tomography: Velocities and Vp/ Vs - Theory, in Seismic Tomography: Theory and Practice, pp. 663-683, edited by H. M. Iyer and K. Hirahara, Chapman and Hall, New York, 1993.
48. Tréhu, A. M., I. Asudeh, T. M. Brocher, J. Luetgert, W. D. Mooney, J. L. Nabelek, and Y. Nakamura, Crustal architecture of the Cascadia forearc, Science, 266, 237-243, 1994.
49. Vidale, J. E., Finite-difference calculation of traveltimes in three dimensions, Geophysics, 55, 521-526, 1990.
50. Warnock, A. C., R. F. Burmeister, and D. C. Engebretson, Paleomagnetism and tectonics of the Crescent formation, northern Olympic Mountains, J. Geophys. Res., 98, 11,729-11,742, 1993.
51. Wells, R. E., and R. S. Coe, Paleomagnetism and geology of Eocene volcanic rocks of southwest Washington: Implications for mechanisms of tectonic rotation, J. Geophys. Res., 90, 1925-1947, 1985.
52. Wells, R. E., and C. S. Weaver, Cenozoic deformation of Pacific Northwest coastal regions, in Proceedings of the National Earthquake Prediction Evaluation Council, edited by V. A. Frizzell, U.S. Geol. Surv. Open File Rep., 93-333, 14-16, 1993.
53. Wells, R. E., D. C. Engebretson, P. D. Snavely Jr., and R. S. Coe, Cenozoic plate motions and the volcano-tectonic evolution of western Oregon and Washington, Tectonics, 3, 275-294, 1984.
54. Wells, R. E., C. S. Weaver, and R. J. Blakely, Fore arc migration in Cascadia and its neotectonic significance, Geology, 26, 759-762, 1998.