Evidence for episodic aseismic slip across the subduction seismogenic zone off Costa Rica: CORK borehole pressure observations at the subduction prism toe

Earth and Planetary Science Letters

Volumn 306, Issue 3-4, 2011, Pages 299-305

  Davis, Earl ^a   Heesemann, Martin ^a   Wang, Kelin ^a  

^a Geological Survey of Canada Sidney   (Canada)

Author keywords

Accretionary prisms; Aseismic fault slip; Borehole observatories; Subduction zones

Indexed keywords

ACCRETIONARY PRISM; ASEISMIC FAULT SLIP; BOREHOLE PRESSURE; COSTA RICA; DISPLACEMENT RATE; FORMATION PRESSURE; GREAT EARTHQUAKE; LOW-FREQUENCY EARTHQUAKES; PLATE BOUNDARIES; PLATE INTERFACES; PLATE TECTONICS; PRESSURE TRANSIENT; SEISMIC ENERGY RELEASE; SEISMIC TREMOR; SEISMOGENIC ZONES; SLOW PROPAGATION; SLOW SLIP EVENTS; SUBDUCTION ZONES;

BOREHOLES; EARTHQUAKES; SEISMOGRAPHS; TRANSIENTS;

PRISMS;

ACCRETIONARY PRISM; DISPLACEMENT; FAULT SLIP; PLATE BOUNDARY; SPATIAL DISTRIBUTION; SUBDUCTION ZONE;

COSTA RICA; NICOYA PENINSULA;

EID: 79956298041     PISSN: 0012821X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.epsl.2011.04.017     Document Type: Article

References (27)

1. Brown K.M., Tryon M.D., DeShon H.R., Dorman L.M., Schwartz S.Y. Correlated transient fluid pulsing and seismic tremor in the Costa Rica subduction zone. Earth Planet. Sci. Lett. 2005, 238:189-203.
2. Brown J.R., Beroza G.C., Ide S., Ohta K., Shelly D.R., Schwartz S.Y., Rabbel W., Thorwart M., Honn Kao H. Deep low-frequency earthquakes in tremor localize to the plate interface in multiple subduction zones. Geophys. Res. Lett. 2009, 36. 10.1029/2009GL040027.
3. Cutillo P.A., Ge S., Screaton E.J. Hydrodynamic response of subduction zones to seismic activity: a case study for the Costa Rica margin. Tectonophysics 2006, 426:167-187.
4. Davis E., Becker K. On the fidelity of "CORK" borehole hydrologic observatory pressure records. Sci. Drilling 2007, 5:54-59.
5. Davis E.E., Villinger H. Transient formation fluid pressures and temperatures in the Costa Rica forearc prism and subducting oceanic basement: CORK monitoring at ODP sites 1253 and 1255. Earth Planet. Sci. Lett. 2006, 245:232-244.
6. Davis E.E., Wang K., Becker K., Thomson R.E. An episode of seafloor spreading and associated plate deformation inferred from crustal fluid pressure transients. J. Geophys. Res. 2001, 106:21,953-21,963.
7. Davis E.E., Becker K., Wang K., Obara K., Ito Y., Kinoshita M. A discrete episode of seismic and aseismic deformation of the Nankai trough subduction zone accretionary prism and incoming Philippine Sea plate. Earth Planet. Sci. Lett. 2006, 242:73-84.
8. Davis E., Becker K., Wang K., Kinoshita M. Co-seismic and post-seismic pore-fluid pressure changes in the Philippine Sea plate and Nankai decollement in response to a seismogenic strain event off Kii Peninsula, Japan. Earth Planets Space 2009, 61:649-657.
9. DeMets C. A new estimate for present-day Cocos-Caribbean plate motion: implications for slip along the Central American volcanic arc. Geophys. Res. Lett. 2001, 28:4043-4046.
10. Feng L., Newman A.V., Protti M., Conzalez V.M., Dixon T.H., Luo Y., Jiang Y. Interseismic Megathrust Coupling near Nicoya, Costa Rica between 1994 and 2010. Abstract T44B-05 presented at 2010 Fall Meeting, AGU, San Francisco, Calif., 13-17 Dec 2010.
11. Hutnak M., Fisher A.T., Stein C.A., Harris R., Wang K., Silver E., Spinelli G., Pfender M., Villinger H., MacKnight R., Costa Pisani P., DeShon H., Diamente C. The thermal state of 18-24ma upper lithosphere subducting below the Nicoya Peninsula, northern Costa Rica margin. The Seismogenic Zone of Subduction Thrust Faults 2007, 86-122. Columbia University Press, New York. T. Dixon, C. Moore (Eds.).
12. Jannasch H.W., Davis E.E., Kastner M., Morris J.D., Pettigrew T.L., Plant J.N., Solomon E.A., Villinger H.W., Wheat C.G. CORK-II: long-term monitoring of fluid chemistry, fluxes, and hydrology in instrumented boreholes at the Costa Rica subduction zone. Proc. ODP Init. Repts. 2003, 205. J.D. Morris, H.W. Villinger, A. Klaus, Shipboard Scientific Party (Eds.).
13. Kao H., Shan S.-J., Dragert H., Rogers G. Northern Cascadia episodic tremor and slip: a decade of tremor observations from 1997 to 2007. J. Geophys. Res. 2009, 114:B00A12.
14. LaBonte A.L., Brown K.M., Fialko Y. Hydrologic detection and finite element modeling of a slow slip event in the Costa Rica prism toe. J. Geophys. Res. 2009, 114:B00A02.
15. Norabuena E., Dixon T.H., Schwartz S., DeShon H., Newman A., Protti M., Gonzalez V., Dorman L.M., Flueh E.R., Lundgren P., Pollitz F., Sampson D. Geodetic and seismic constraints on some seismogenic zone processes in Costa Rica. J. Geophys. Res. 2004, 109:B11403.
16. Obara K., Hirose H., Yamamizu F., Kasahara K. Episodic slow slip events accompanied by non-volcanic tremors in southwest Japan subduction zone. Geophys. Res. Lett. 2004, 31. 10.1029/2004GL020848.
17. Okada Y. Internal deformation due to shear and tensile faults in a half space. Bull. Seismol. Soc. Am. 1992, 82:1018-1040.
18. Outerbridge K., Dixon T.H., Schwartz S.Y., Walter J.I., Protti M., Gonzalez V., Biggs J., Thorwart M., Rabbel W. A tremor and slip event on the Cocos-Caribbean subduction zone as measured by a GPS and seismic network on the Nicoya Peninsula, Costa Rica. J. Geophys. Res. 2010, 115:B10408. 10.1029/2009JB006845.
19. Pawlowicz R., Beardsley B., Lentz S. Classical tidal harmonic analysis including error estimates in MATLAB using T_TIDE. Comput. Geosci. 2002, 28:929-937.
20. Protti M., et al. A creep event on the shallow interface of the Nicoya Peninsula, Costa Rica seismogenic zone. AGU Fall Meeting Abstracts 2004, 85 (47):D7+.
21. Rogers G., Dragert H. Episodic tremor and slip on the Cascadia subduction zone: the chatter of silent slip. Science 2003, 300:1942-1943.
22. Saffer D.M., McKiernan A.W. Permeability of underthrust sediments at the Costa Rican subduction zone: scale dependence and implications for dewatering. Geophys. Res. Lett. 2005, 32:L02302. 10.1029/2004GL021388.
23. Schwartz S.Y., Rokosky J.M. Slow slip events and seismic tremor at circum-pacific subduction zones. Rev. Geophys. 2007, 45:RG3004.
24. Screaton E., Ge S. Modeling of the effects of propagating thrust slip on pore pressures and implications for monitoring. Earth Planet. Sci. Lett. 2007, 258:454-464.
25. Solomon E.A., Kastner M., Wheat C.G., Jannasch H., Robertson G., Davis E.E., Morris J.D., Solomon E.A., et al. Long-term hydrogeochemical records in the oceanic basement and forearc prism at the Costa Rica subduction zone. Earth Planet. Sci. Lett. 2009, 282:240-251.
26. Wang K., Hu Y., von Huene R., Kukowski N. Interplate earthquakes as a driver for shallow subduction erosion. Geology 2010, 38(5):431-434.
27. Wheat C.G., Fisher A.T. Massive, low-temperature hydrothermal flow from a basaltic outcrop on 23Ma seafloor of the Cocos Plate: chemical constraints and implications. Geochem. Geophys. Geosyst. 2008, 9:Q12O14.