PFO-Related Papers
Introduction
The following list of papers covers research in which data collected at PFO played a significant role. Some of the instruments developed there have also been deployed elsewhere, but publications based on such deployments are not included here; nor are the many publications that use seismic or geodetic data that happen to include the GPS and seismometers at PFO.
Instrument Development/Intercomparison
Berger, J. (1973). Application of laser techniques to geodesy and geophysics, Adv. Geophys., 16, 1-56.
Wyatt, F., and J. Berger (1980). Investigations of tilt measurements using shallow borehole tiltmeters, J. Geophys. Res., 85, 4351-4362.
Linde, A., I. Sacks, M. Johnston, F. Wyatt, and D. C. Agnew (1982). The borehole strainmeter program in California—Installation and preliminary results, Carnegie Inst. Wash. Yearb., 81, 517-520.
Wyatt, F., G. Cabaniss, and D. C. Agnew (1982). A comparison of tiltmeters at tidal frequencies, Geophys. Res. Lett., 9, 743-746.
Wyatt, F., D. C. Agnew, A. Linde, and I. S. Sacks (1983). Borehole strainmeter studies at Pinon Flat Observatory, Carnegie Inst. Wash. Yearb., 82, 533-538.
Wyatt, F., R. Bilham, R. J. Beavan, A. G. Sylvester, T. Owen, A. Harvey, C. Macdonald, D. Jackson, and D. C. Agnew (1984). Comparing tiltmeters for use in crustal deformation measurements: a preliminary report, Geophys. Res. Lett., 11, 963-966.
Wyatt, F. K., S-T. Morrissey, and D. C. Agnew (1988). Shallow borehole tilt—A reprise, J. Geophys. Res., 93, 9197-9201.
Hart, R. H. G., M. T. Gladwin, R. L. Gwyther, D. C. Agnew, and F. K. Wyatt (1996). Tidal calibration of borehole strainmeters: removing the effects of local inhomogeneity, J. Geophys. Res., 101, 25553-25571.
Schreiber, K., J. Hautmann, A. Velikoseltsev, J. Wassermann, H. Igel, J. Otero, F. Vernon, and J. Wells (2009). Ring laser measurements of ground rotations for seismology, Bull. Seismol. Soc. Am., 99, 1190-1198, doi:10.1785/0120080171
DeWolf, S., F. K. Wyatt, M. A. Zumberge, and W. Hatfield (2015). Improved vertical optical fiber borehole strainmeter design for measuring Earth strain, Rev. Sci. Instrum., 86, 114502, doi:10.1063/1.4935923
Zumberge, M., J. Berger, W. Hatfield, and E. Wielandt (2018). A three-component borehole optical seismic and geodetic sensor, Bull. Seismol. Soc. Am., 108, 2022-2031, doi:10.1785/0120180045
Strain and Tilt Observations
Berger, J., F. K. Wyatt, and R. Lovberg (1972). A year of strain measurement in southern California, Nature, 238, 93-94.
Lee, M. W., and P. L. Brown (1972). Pinon Flat strain measurements: Benioff instrument, pp. 15-16 in Earthquake Research in NOAA: 1970-1971 (NOAA Tech. Rep. ERL236-ESL21), (Boulder, Colorado: U. S. Govt. Printing Office)
Berger, J., and F. Wyatt (1973). Some observations of earth strain tides in California, Phil. Trans. Roy. Soc. Ser. A, 274, 267-277.
Berger, J., and F. K. Wyatt (1973). Measurements of strain accumulation between the San Andreas and San Jacinto faults, pp. 80-85 in Proceedings of a Conference on Tectonic Problems of the San Andreas Fault System, R. K. Kovach and A. Nur, eds. (Palo Alto: Stanford University Dept. of Geological Sciences)
Beaumont, C., and J. Berger (1974). Earthquake prediction: modification of the earth tide tilts and strains by dilatancy, Geophys. J. Roy. Astron. Soc., 39, 111-121.
Berger, J., and J. Levine (1974). The spectrum of earth strain from $10 sup -8$ to $10 sup 2$ Hz, J. Geophys. Res., 79, 1210-1214.
Berger, J. (1975). A note on thermoelastic strains and tilts, J. Geophys. Res., 80, 274-277.
Beaumont, C., and J. Berger (1975). An analysis of tidal strain observations from the United States of America: I. the laterally homogeneous tide, Bull. Seismol. Soc. Am., 65, 1613-1629.
Berger, J., and C. Beaumont (1976). An analysis of tidal strain observations from the United States of America: II. the inhomogeneous tide, Bull. Seismol. Soc. Am., 66, 1821-1846.
Agnew, D. C. (1979). Strain Tides at Pinon Flat: Analysis and interpretation, Ph. D. Thesis, University of California, San Diego, La Jolla.
Berger, J., and F. Wyatt (1979). Some remarks on the base length of tilt and strain measurements, U. S. Geol. Surv. Open-File Rep., 79-370, 3-32.
Evans, K., and F. Wyatt (1984). Water table effects on the measurement of earth strain, Tectonophys., 108, 323-337.
Agnew, D. C., and F. Wyatt (1988). High-precision continuous crustal deformation measurement at Pinon Flat Observatory, pp. 290-301 in Proc. of the China-U. S. Symposium on Crustal Deformation and Earthquakes, (Beijing: Seismological Press)
Wyatt, F. (1988). Measurements of coseismic deformation in southern California: 1972-1982, J. Geophys. Res., 93, 7923-7942.
Agnew, D. C., and F. K. Wyatt (1989). The 1987 Superstition Hills earthquake sequence: strains and tilts at Pinon Flat Observatory, Bull. Seismol. Soc. Am., 79, 480-492.
Wyatt, F. K., D. C. Agnew, and M. Gladwin (1994). Continuous measurements of crustal deformation for the 1992 Landers earthquake sequence, Bull. Seismol. Soc. Am., 84, 768-779.
Johnson, H. O., F. K. Wyatt, D. C. Agnew, and W. Zurn (1995). Tidal tilts at Pinyon Flat, California, measured at depths of 24 and 120 meters, pp. 129-136 in Proc. Twelfth Intl. Symposium on Earth Tides, (Beijing: Science Press)
Gomberg, J., and D. C. Agnew (1996). The accuracy of seismic estimates of dynamic strains: an evaluation using strainmeter and seismometer data from Pinon Flat Observatory, California, Bull. Seismol. Soc. Am., 86, 212-220.
Agnew, D. C., and F. K. Wyatt (2014). Dynamic strains at regional and teleseismic distances, Bull. Seismol. Soc. Am., 104, 1846-1859, doi:10.1785/0120140007
Donner, S., C.-J. Lin, C. Hadziioannou, A. Gebauer, F. Vernon, D. C. Agnew, H. Igel, U. Schreiber, and J. M. Wassermann (2017). Comparing direct observation of strain, rotation, and displacement with array estimates at Pinon Flat Observatory, California, Seismol. Res. Lett., 88, 1107-1116, doi:10.1785/0220160216
Monumentation
Wyatt, F. (1982). Displacement of surface monuments: horizontal motion, J. Geophys. Res., 87, 979-989.
Wyatt, F., K. Beckstrom, and J. Berger (1982). The optical anchor—a geophysical strainmeter, Bull. Seismol. Soc. Am., 72, 1707-1715.
Sylvester, A. G. (1984). Leveling precision and benchmark motions, Pinon Flat Observatory, California, J. Geophys. Res., 89, 7949-7956.
Wyatt, F. (1989). Displacements of surface monuments: vertical motions, J. Geophys. Res., 94, 1655-1664.
Wyatt, F. K., and D. C. Agnew (2004). The PIN1 and PIN2 GPS Sites at Pinon Flat Observatory, SIO Technical Report, Scripps Institution of Oceanography
Seismic Data
Fletcher, J., T. Fumal, H.-P. Liu, and J. C. Carroll (1990). Near-surface velocities and attenuation at two boreholes near Anza, California from logging data, Bull. Seismol. Soc. Am., 80, 807-831.
Vernon, F. L., J. Fletcher, L. Carroll, A. Chave, and E. Sembera (1991). Coherence of seismic body waves from local events as measured by a small-aperture array, J. Geophys. Res., 96, 11981-11996.
Abercrombie, R. E., D. C. Agnew, and F. K. Wyatt (1995). Testing a model of earthquake nucleation, Bull. Seismol. Soc. Am., 85, 1873-1878.
Radzevicius, S. J. (1995). Processing shallow, high-resolution seismic reflection data in a crystalline rock environment: Imaging of the weathered zone in granodiorite at Pinyon Flat, California, Master’s Thesis, Indiana University
Lin, C. H., and S. W. Roecker (1996). P-wave backazimuth anomalies observed by a small-aperture seismic array at Pinyon Flat, southern California-implications for structure and source location, Bull. Seismol. Soc. Am., 86, 470-476.
Vernon, F. L., G. L. Pavlis, T. J. Owens, D. E. Mcnamara, and P. E. Anderson (1998). Near-surface scattering effects observed with a high-frequency phased array at Pinyon Flats, California, Bull. Seismol. Soc. Am., 88, 1548-1560.
Bear, L. K., G. L. Pavlis, and G. H. R. Bokelmann (1999). Multi-wavelet analysis of three-component seismic arrays: Application to measure effective anisotropy at Pinon Flats, California., Bull. Seismol. Soc. Am., 89, 693-705.
Radzevicius, S. J., and G. L. Pavlis (1999). High-frequency reflections in granite: Delineation of the weathering front in granodiorite at Pinon Flat, California, Geophysics, 64, 1828-1835, doi:10.1190/1.1444688
Abramson, N. A. (2007). Hard-rock coherency functions based on the Pinyon Flat array data, Draft report to EPRI, N. Abramson, Inc., Pasadena.
Anache-Monier, D., B. A. van Tiggelen, and L. Margerin (2009). Phase statistics of seismic coda waves, Physical Review Letters, 102, 248501, doi:10.1103/PhysRevLett.102.248501
Margerin, L., M. Campillo, B. A. Van Tiggelen, and R. Hennino (2009). Energy partition of seismic coda waves in layered media: Theory and application to Pinyon Flats Observatory, Geophysical Journal International, 177, 571-585, doi:10.1111/j.1365-246X.2008.04068.x
Barbour, A. J., and D. C. Agnew (2011). Noise levels on Plate Boundary Observatory borehole strainmeters in Southern California, Bull. Seismol. Soc. Am., 101, 2453-2466, doi:10.1785/0120110062
Barbour, A. J., and D. C. Agnew (2012). Detection of seismic signals using seismometers and strainmeters, Bull. Seismol. Soc. Am., 102, 2484-2490, doi:10.1785/0120110298
Hillers, G., L. Retailleau, M. Campillo, A. Inbal, J.-P. Ampuero, and T. Nishimura (2015). In-situ observations of velocity changes in response to tidal deformation from analysis of the high-frequency ambient wave field, J. Geophys. Res., 120, 210-225, doi:10.1002/2014JB011318
Tanimoto, T., C. Lin, C. Hadziioannou, H. Igel, and F. L. Vernon (2016). Estimate of Rayleigh-to-Love wave ratio in the secondary microseism by a small array at Pinon Flat Observatory, California, Geophys. Res. Lett., 43, 11173-11181, doi:10.1002/2016GL071133
Inbal, A., T. Cristea-Platon, J.-P. Ampuero, G. Hillers, D. Agnew, and S. E. Hough (2018). Sources of long-range anthropogenic noise in Southern California and implications for tectonic tremor detection, Bull. Seismol. Soc. Am., 108, 3511-3527, doi:10.1785/0120180130
Langston, C. (2018). Calibrating dense spatial arrays for amplitude statics and orientation errors, J. Geophys. Res. Solid Earth, 123, 3849-3870, doi:10.1002/2017JB015098
Brenguier, F., P. Boue, Y. Ben-Zion, F. Vernon, C. W. Johnson, A. Mordret, O. Coutant, P.-E. Share, E. Beauce, D. Hollis, and T. Lecocq (2019). Train traffic as a powerful noise source for monitoring active faults with seismic interferometry, Geophys. Res. Lett., 46, 9529-9536, doi:10.1029/2019GL083438
Hillers, G., M. Campillo, F. Brenguier, L. Moreau, D. C. Agnew, and Y. Ben-Zion (2019). Seismic velocity change patterns along the San Jacinto fault zone following the 2010 M7.2 El Mayor-Cucapah and M5.4 Collins Valley earthquakes, J. Geophys. Res., 124, 7171-7192, doi:10.1029/2018JB017143
Qin, Lei, Frank L. Vernon, Christopher W. Johnson, and Yehuda Ben-Zion (2019). Spectral characteristics of daily to seasonal ground motion at Pinon Flat Observatory from coherence of seismic data, Bulletin of the Seismological Society of America, 109, 1948-1967, doi:10.1785/0120190070
Infrasound
Hedlin, M. A. H., B. Alcoverro, and G. D’Spain (2003). Evaluation of rosette infrasonic noise-reducing spatial filters, J. Acoust. Soc. Am., 114, 1807-1820, doi:10.1121/1.1603763
Hedlin, M. A. H., and R. Raspet (2003). Infrasonic wind-noise reduction by barriers and spatial filters, J. Acoust. Soc. Am., 114, 1379-1386, doi:10.1121/1.1598198
Zumberge, M. A., J. Berger, M. A. H. Hedlin, E. Husmann, S. Nooner, R. Hilt, and R. Widmer-Schnidrig (2003). An optical fiber infrasound sensor: a new lower limit on atmospheric pressure noise between 1 and 10 Hz, J. Acoust. Soc. Am., 113, 2474-2479, doi:10.1121/1.1566978
Arrowsmith, S. J., and M. A. H. Hedlin (2005). Observations of infrasound from surf in southern California, Geophys. Res. Lett., 32, L09810, doi:10.1029/2005GL022761
Hedlin, M. A. H., and B. Alcoverro (2005). The use of impedance matching capillaries for reducing resonance in rosette infrasonic spatial filters, J. Acoust. Soc. Am., 117, 1880-1888, doi:10.1121/1.1760778
Walker, K. T., M. A. Zumberge, M. A. H. Hedlin, and P. M. Shearer (2008). Methods for determining infrasound phase velocity direction with an array of line sensors, The Journal of the Acoustical Society of America, 124, 2090-2099, doi:10.1121/1.2968675
Walker, K. T., and M. A. H. Hedlin (2009). A review of wind-noise reduction methodologies, pp. 141-182 in Global Continuous Infrasound Monitoring for Atmospheric Studies, (New York: Springer Geosciences )
Costley, R. D., W. G. Frazier, K. Dillion, J. R. Picucci, J. E. Williams, and M. H. McKenna (2013). Frequency-wavenumber processing for infrasound distributed arrays, The Journal of the Acoustical Society of America, 124, EL307-EL313, doi:10.1121/1.4818940
Miscellaneous
Foster, J. (1976). Geology, pp. in Deep canyon, a desert wilderness for science, (Palm Desert: Philip L. Boyd Deep Canyon Research Center)
Elkhoury, J. E., E. E. Brodsky, and D. C. Agnew (2006). Seismic waves increase permeability, Nature, 441, 1135-1138.
Whitley, T., M. Fullekrug, M. Rycroft, A. Bennett, F. Wyatt, D. Elliott, G. Heinson, A. Hitchman, A. Lewis, R. Sefako, P. Fourie, J. Dyers, A. Thomson, and S. Flower (2011). Worldwide extremely low frequency magnetic field sensor network for sprite studies, Radio Sci., 46, RS4007, doi:10.1029/2010RS004523