Tidal calibration of Plate Boundary Observatory borehole strainmeters: Roles of vertical and shear coupling

Journal of Geophysical Research: Solid Earth

Volumn 115, Issue 6, 2010, Pages

  Roeloffs, Evelyn ^a  

^a U S GEOLOGICAL SURVEY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

BOREHOLE GEOPHYSICS; CALIBRATION; EARTH STRUCTURE; EARTH TIDE; INSTRUMENTATION; MAGMATISM; OBSERVATIONAL METHOD; PLATE BOUNDARY; SHEAR STRAIN; STRAIN MEASUREMENT; TECTONIC SETTING; TENSIOMETER; THEORETICAL STUDY; TIDAL MODELING; TIME SERIES ANALYSIS;

CALIFORNIA; OREGON; UNITED STATES; WASHINGTON [UNITED STATES];

EID: 77954357401     PISSN: 21699313     EISSN: 21699356     Source Type: Journal    
DOI: 10.1029/2009JB006407     Document Type: Article

References (19)

1. Agnew, D. C. (1996), SPOTL: Some programs for ocean-tide loading, SIO Ref. Ser. 96-98, 35 pp., Scripps Inst. of Oceanogr., La Jolla, Calif.
2. Agnew, D. C. (1997), NLOADF: A program for computing ocean-tide loading, J. Geophys. Res., 102, 5109-5110, doi:10.1029/96JB03458.
3. Beaumont, C., and J. Berger (1975), An analysis of tidal strain observations from the United States of America, I, The homogeneous tide, Bull. Seismol. Soc. Am., 65, 1613-1629.
4. Beavan, J., K. Evans, S. Mousa, and D. Simpson (1991), Estimating aquifer parameters from analysis of forced fluctuations in well level: An example from the Nubian formation near Aswan, Egypt: 2. Poroelastic parameters, J. Geophys. Res., 96, 12139-12160, doi:10.1029/91JB00956.
5. Berger, J., and C. Beaumont (1976), An analysis of tidal strain observations from the United States, II, The inhomogeneous tide, Bull. Seismol. Soc. Am., 66, 1821-1846.
6. Dragert, H., K. L. Wang, and T. S. James (2001), A silent slip event on the deeper Cascadia subduction interface, Science, 292, 1525-1528, doi:10.1126/science.1060152. (Pubitemid 32493417)
7. Gladwin, M. T., and R. Hart (1985), Design parameters for borehole strain instrumentation, Pure Appl. Geophys., 123, 59-80, doi:10.1007/ BF00877049.
8. Harrison, J. C. (1976), Cavity and topographic effects in tilt and measurements, J. Geophys. Res., 81, 319-328, doi:10.1029/JB081i002p00319.
9. Hart, R. H. G., M. T. Gladwin, R. L. Gwyther, D. C. Agnew, and F. K. Wyatt (1996), Tidal calibration of borehole strain meters: Removing the effects of small-scale heterogeneity, J. Geophys. Res., 101, 25,553-25,571, doi:10.1029/96JB02273.
10. Johnston, M. J. S., R. D. Borcherdt, A. T. Linde, and M. T. Gladwin (2006), Continuous borehole strain and pore pressure in the near field of the 2004 M 6.0 Parkfield, California, earthquake: Implications for nucleation, fault response, earthquake prediction, and tremor, Bull. Seismol. Soc. Am., 96, S56-S72, doi:10.1785/0120050822.
11. Linde, A. T., M. T. Gladwin, M. J. S. Johnston, R. L. Gwyther, and R. G. Bilham (1996), A slow earthquake sequence on the San Andreas fault, Nature, 383, 65-68, doi:10.1038/383065a0. (Pubitemid 26296459)
12. McCausland, W. A., E. Roeloffs, and P. Silver (2008), New insights into Cascadia slow slip events using Plate Boundary Observatory borehole strainmeters, Eos Trans. AGU, 89(53), Fall Meet. Suppl., Abstract G21B-0691.
13. Melbourne, T., W. M. Szeliga, M. M. Miller, and V. M. Santillan (2005), Extent and duration of the 2003 Cascadia slow earthquake, Geophys. Res. Lett., 32, L04301, doi:10.1029/2004GL021790. (Pubitemid 40746842)
14. Roeloffs, E. A. (1996), Poroelastic techniques in the study of earthquakerelated hydrologic phenomena, Adv. Geophys., 37, 135-195.
15. Sakata, S., and H. Sato (1986), Borehole-type tiltmeter and three-component strainmeter for earthquake prediction, J. Phys. Earth, 34, Suppl., S129-S140.
16. Segall, P., S. JÓnsson, and K. Ágústsson (2003), When is the strain in the meter the same as the strain in the rock?, Geophys. Res. Lett., 30(19), 1990, doi:10.1029/2003GL017995.
17. Sturkell, E., P. Einarsson, F. Sigmundsson, H. Geirsson, H. Ólafsson, R. Pedersen, E. de Zeeuw-van Dalfsen, A. T. Linde, S. I. Sacks, and R. Stefánsson (2006), Volcano geodesy and magma dynamics in Iceland, J. Volcanol. Geotherm. Res., 150, 14-34, doi:10.1016/j.jvolgeores. 2005.07.010.
18. Visual Numerics, Inc. (1997), IMSL Fortran Subroutines for Mathematical Applications, Math/Library, vols. 1 and 2, 1313 pp., San Ramon, Calif.
19. Wessel, P., and W. H. F. Smith (1998), New, improved version of Generic Mapping Tools released, Eos Trans. AGU, 79(47), 579, doi:10.1029/ 98EO00426.