Eric Bergman Biography

Eric Allen Bergman Biography

Research Interests

  • Earthquake location
  • Global seismological studies
  • Structure and seismotectonics of continental collision zones
  • Mid-ocean ridges systems and subduction zones
  • Intraplate seismicity and state of stress
  • Lateral heterogeneity of the Earth’s crust and upper mantle

Personal

Married to Susan Saarinen, one child, Katrina.

Education

  • 1969-1970: Prescott College
  • 1972-1973: University of Maryland (Physics)
  • 1975-1977: B.S. University of Arizona (Geophysics)
  • 1978-1984: Ph.D. Massachusetts Institute of Technology (Geophysics)

Thesis

Intraplate Earthquakes and the State of Stress in Oceanic Lithosphere (Sean Solomon, advisor)

Employment History

  • 1996 to present: Owner, Global Seismological Services
  • 2000 – 2015: Research Associate, Center for Imaging the Earth’s Interior, University of Colorado at Boulder
  • 1990 – 1996: Research Geophysicist, USGS, Global Seismology & Geomagnetism
  • 1986 – 1990: Associate Research Scientist, Massachusetts Institute of Technology
  • 1984 – 1986: Postdoctoral Associate, Massachusetts Institute of Technology

Publications

    2019

  • Karasözen, E., Nissen, E., Bergman, E. A., & Ghods, A. (2019). Seismotectonics of the Zagros (Iran) from orogen‐wide, calibrated earthquake relocations. Journal of Geophysical Research: Solid Earth, 2019JB017336. http://doi.org/10.1029/2019JB017336
  • Nissen, E., Ghods, A., Karasözen, E., Elliott, J. R., Barnhart, W. D., Bergman, E. A., et al. (2019). The 12 November 2017 Mw 7.3 Ezgeleh‐Sarpolzahab (Iran) Earthquake and Active Tectonics of the Lurestan Arc. Journal of Geophysical Research: Solid Earth, 124(2), 2124–2152. http://doi.org/10.1029/2018JB016221
  • Savidge, E., Nissen, E., Nemati, M., Karasözen, E., Hollingsworth, J., Talebian, M., Bergman, E.A., Ghods, A.R., Ghorashi, M., Kosari, E., Rashidi, A. and A. Rashidi (2019). Geophysical Journal International 217, 2, p. 909-925, https://doi.org/10.1093/gji/ggz053.

    • 2018

  • Karasözen, E., Nissen, E., Büyükakpınar, P., Cambaz, M. D., Kahraman, M., Kalkan Ertan, E., et al. (2018). The 2017 July 20 Mw 6.6 Bodrum–Kos earthquake illuminates active faulting in the Gulf of Gökova, SW Turkey. Geophysical Journal International, 214(1), 185–199. http://doi.org/10.1093/gji/ggy114

    • 2017

  • Nealy, J. L., Benz, H. M., Hayes, G. P., Bergman, E. A., & Barnhart, W. D. (2017). The 2008 Wells, Nevada, Earthquake Sequence: Source Constraints Using Calibrated Multiple‐Event Relocation and InSARThe 2008 Wells, Nevada, Earthquake Sequence: Source Constraints Using Calibrated Multiple‐Event Relocation. Bulletin of the Seismological Society of America, 107(3), 1107–1117. http://doi.org/10.1785/0120160298
  • Nealy, J. L., Herman, M. W., Moore, G. L., Hayes, G. P., Benz, H. M., Bergman, E. A., & Barrientos, S. E. (2017). 2017 Valparaíso earthquake sequence and the megathrust patchwork of central Chile. Geophysical Research Letters, 44(17), 8865–8872. http://doi.org/10.1002/2017GL074767

    • 2016

  • Johnson, K. L., Hayes, G. P., Herrmann, R. B., Benz, H. M., McNamara, D. E., & Bergman, E. A. (2016). RMT focal plane sensitivity to seismic network geometry and faulting style. Geophysical Journal International, 206(1), 525–556. http://doi.org/10.1093/gji/ggw141
  • Karasözen, E., Nissen, E., Bergman, E. A., Johnson, K. L., & Walters, R. J. (2016). Normal faulting in the Simav graben of western Turkey reassessed with calibrated earthquake relocations. Journal of Geophysical Research: Solid Earth, 121(6), 4553–4574. http://doi.org/10.1002/2016JB012828
  • Maheri-Peyrov, M., Ghods, A., Abbasi, M., Bergman, E. A., & Sobouti, F. (2016). ML shear wave velocity tomography for the Iranian Plateau. Geophysical Journal International, 205, 179–191. http://doi.org/10.1093/gji/ggv504
  • McNamara, D. E., Yeck, W. L., Barnhart, W. D., Schulte-Pelkum, V., Bergman, E. A., Adhikari, L. B., et al. (2016). Source Modeling of the 2015 Mw 7.8 Nepal (Gorkha) Earthquake Sequence: Implications for Geodynamics and Earthquake Hazards. Tectonophysics. http://doi.org/10.1016/j.tecto.2016.08.004
  • Yeck, W. L., Weingarten, M., Benz, H. M., McNamara, D. E., Bergman, E. A., Herrmann, R. B., et al. (2016). Far-field pressurization likely caused one of the largest injection induced earthquakes by reactivating a large preexisting basement fault structure. Geophysical Research Letters, 43(19), 10,198–10,207. http://doi.org/10.1002/2016GL070861

    • 2015

  • Elliott, J. R., Bergman, E. A., Copley, A. C., Ghods, A., Nissen, E., Oveisi, B., et al. (2015). The 2013 Mw 6.2 Khaki-Shonbe (Iran) Earthquake: insights into seismic and aseismic shortening of the Zagros sedimentary cover. Earth and Space Science, n/a–n/a. http://doi.org/10.1002/2015EA000098
  • Ghods, A., Shabanian, E., Bergman, E. A., Faridi, M., Donner, S., Mortezanejad, G., & Aziz-Zanjani, A. (2015). The Varzaghan–Ahar, Iran, Earthquake Doublet ( Mw6.4, 6.2): implications for the geodynamics of northwest Iran. Geophysical Journal International, 203(1), 522–540. http://doi.org/10.1093/gji/ggv306
  • McNamara, D. E., Benz, H. M., Herrmann, R. B., Bergman, E. A., Earle, P. S., Holland, A., et al. (2015). Earthquake hypocenters and focal mechanisms in central Oklahoma reveal a complex system of reactivated subsurface strike‐slip faulting. Geophysical Research Letters, n/a–n/a. http://doi.org/10.1002/2014GL062730
  • McNamara, D. E., Hayes, G. P., Benz, H. M., Williams, R. A., McMahon, N. D., Aster, R. C., et al. (2015). Reactivated faulting near Cushing Oklahoma: Increased potential for a triggered earthquake in an area of United States strategic infrastructure. Geophysical Research Letters, n/a–n/a. http://doi.org/10.1002/2015GL064669
  • McNamara, D. E., Rubinstein, J. L., Myers, E., Smoczyk, G., Benz, H. M., Williams, R. A., et al. (2015). Efforts to monitor and characterize the recent increasing seismicity in central Oklahoma. The Leading Edge, 1–8.
  • Walker, R. T., Khatib, M. M., Bahroudi, A., Rodés, A., Schnabel, C., Fattahi, M., et al. (2015). Co-seismic, geomorphic, and geologic fold growth associated with the 1978 Tabas-e-Golshan earthquake fault in eastern Iran. Geomorphology, 237, 98–118. http://doi.org/10.1016/j.geomorph.2013.02.016

    • 2014

  • Barnhart, W. D., Benz, H. M., Hayes, G. P., Rubinstein, J. L., & Bergman, E. A. (2014). Seismological and geodetic constraints on the 2011 M w5.3 Trinidad, Colorado earthquake and induced deformation in the Raton Basin. Journal of Geophysical Research, 119(10), 7923–7933. http://doi.org/10.1002/2014JB011227
  • Hayes, G. P., Herman, M. W., Barnhart, W. D., Furlong, K. P., Riquelme, S., Benz, H. M., et al. (2014). Continuing megathrust earthquake potential in Chile after the 2014 Iquique earthquake. Nature, 512(7514), 295–298. http://doi.org/10.1038/nature13677
  • Mackey, K. G., & Bergman, E. A. (2014). Ground truth locations for the Mangyshlak Peaceful Nuclear Explosion sequence, western Kazakhstan. Bulletin of the Seismological Society of America, 104(4), 1–9.
  • McNamara, D. E., Benz, H. M., Herrmann, R. B., Bergman, E. A., Earle, P. S., Meltzer, A., et al. (2014). The Mw 5.8 Mineral, Virginia, Earthquake of August 2011 and Aftershock Sequence: Constraints on Earthquake Source Parameters and Fault Geometry. Bulletin of the Seismological Society of America, 104(1), 40–54. http://doi.org/10.1785/0120130058

    • 2013

  • Aziz-Zanjani, A., Ghods, A., Sobouti, F., Bergman, E. A., Mortezanejad, G., Priestley, K., et al. (2013). Seismicity in the western coast of the South Caspian Basin and the Talesh Mountains. Geophysical Journal International, 195(2), 799–814. http://doi.org/10.1093/gji/ggt299
  • Hayes, G. P., Bergman, E. A., Johnson, K. L., Benz, H. M., & Brown, L. (2013). Seismotectonic framework of the 2010 February 27 Mw 8.8 Maule, Chile earthquake sequence. Geophysical Journal International. http://doi.org/10.1093/gji/ggt238
  • Walker, R. T., Bergman, E. A., Elliott, J. R., Fielding, E. J., Ghods, A., Ghorashi, M., et al. (2013). The 2010–2011 South Rigan (Baluchestan) earthquake sequence and its implications for distributed deformation and earthquake hazard in southeast Iran. Geophysical Journal International, 193(1), 349–374. http://doi.org/10.1093/gji/ggs109
  • Walker, R. T., Khatib, M. M., Schnabel, C., Rodés, A., Fattahi, M., Talebian, M., et al. (2013). Co-seismic, geomorphic, and geologic fold growth associated with the 1978 Tabas earthquake fault in eastern Iran. Geomorphology, 1–44.

    • 2012

  • Copley, A. C., Hollingsworth, J., & Bergman, E. A. (2012). Constraints on fault and lithosphere rheology from the coseismic slip and postseismic afterslip of the 2006 Mw7. 0 Mozambique earthquake. Journal of Geophysical Research, 117(B3), B03404. http://doi.org/10.1029/2011JB008580
  • Ghods, A., Rezapour, M., Bergman, E. A., Mortezanejad, G., & Talebian, M. (2012). Relocation of the 2006 Mw 6.1 Silakhour, Iran, Earthquake Sequence: Details of Fault Segmentation on the Main Recent Fault. Bulletin of the Seismological Society of America, 102(1), 398–416. http://doi.org/10.1785/0120110009
  • Yamini-Fard, F., Tatar, M., Hessami, K. T., Gholamzadeh, A., & Bergman, E. A. (2012). Aftershock analysis of the 2005 November 27 (Mw 5.8) Qeshm Island earthquake (Zagros-Iran): Triggering of strike-slip faults at the basement. Journal of Geodynamics, 61, 138–147. http://doi.org/10.1016/j.jog.2012.04.005

    • 2011

  • Walker, R. T., Bergman, E. A., Szeliga, W., & Fielding, E. J. (2011). Insights into the 1968-1997 Dasht-e-Bayaz and Zirkuh earthquake sequences, eastern Iran, from calibrated relocations, InSAR and high-resolution satellite imagery. Geophysical Journal International, 187(3), 1577–1603. http://doi.org/10.1111/j.1365-246X.2011.05213.x

    • 2010

  • Nissen, E., F. Yamini-Fard, M. Tatar, A. Gholamzadeh, E.A. Bergman, J.R. Elliott, J.A. Jackson and B.E. Parsons (2010). The vertical separation of mainshock rupture and microseismicity at Qeshm island in the Zagros fold-and-thrust belt, Iran: Earth Planet. Sci. Lett., 296, no. 3-4, p. 181–194.

    • 2009

  • Roustaei, M., E. Nissen, M.R. Abbassi, M. Ghorashi, A. Gholamzadeh, M. Tatar, F. Yamini-Fard, E.A. Bergman, J.A. Jackson and B.E. Parsons (2009). Vertical separation of surface folding, earthquake faulting, and aftershocks in the Zagros Simply Folded Belt (Iran): Geophys. J. Int., 142, p. 1–24.

    • 2008

  • Bondár, I., E.A. Bergman, E.R. Engdahl, B. Kohl, Y.-L. Kung and K. McLaughlin (2008). A hybrid multiple event location technique to obtain ground truth event locations: Geophys. J. Int., 175, no. 1, p. 185–201.

    • 2007

  • Bai, L., E.A. Bergman, E.R. Engdahl and I. Kawasaki (2007). The 2004 earthquakes offshore of the Kii peninsula, Japan: Hypocentral relocation, source process and tectonic implication: Phys. Earth Planet. Int., 165, p. 47.
  • Tatar, M., J. Jackson, D. Hatzfeld and E.A. Bergman (2007). The 28 May 2004 Baladeh earthquake (Mw 6.2) in the Alborz, Iran: implications for the geology of the South Caspian Basin margin and for the seismic hazard of Tehran, Geophys J. Int., 170, 249-261.

    • 2006

  • Dewey, J.W., E.A. Bergman, M.G. Hopper, and S.A. Sipkin (2006). Seismicity of Afghanistan and Vicinity, USGS Open File Report 2006-1185.
  • Engdahl, E.R., J.A. Jackson,, S.C. Myers, E.A. Bergman and K. Priestley (2006). Relocation and assessment of seismicity in the Iran region, Geophys. J. Int., 167, 761-778.
  • Biggs, J., E.A. Bergman, B. Emmerson, G. Funning, J. Jackson, B.E. Parsons and T. Wright (2006). Fault identification for buried strike-slip earthquakes using InSAR: The 1994 and 2004 Al Hoceima, Morocco earthquakes. Geophy. J. Int., 166, 1347-1362.
  • Parsons, B., T. Wright, P. Rowe, J. Andrews, J. Jackson, R. Walker, M. Khatib, M. Talebian, E.A. Bergman and E.R. Engdahl (2006). The 1994 Sefidabeh (eastern Iran) earthquakes revisited: new evidence from satellite radar interferometry and carbonate dating about the growth of an active fold above a blind thrust fault, Geophys. J. Int., 164, 202–217.

    • 2005

  • Rastogi, B.K., E.A. Bergman and E.R. Engdahl (2005). Improved earthquake locations and estimation of Pn and Sn path anomalies for India, using multiple event relocation and reference events, Curr. Sci., 88, No. 10, 1586-1591.
  • Walker, R.T., E.A. Bergman, J. Jackson, M. Ghorashi, and M. Talebian (2005). The 2002 June 22 Changureh (Avaj) earthquake in Qazvin province, northwest Iran: Epicentral relocation, source parameters, surface deformation and geomorphology, Geophys. J. Int., 160, 707-720.

    • 2004

  • Bondár, I., S.C. Myers, E. R Engdahl and E.A. Bergman (2004). Epicenter accuracy based on seismic network criteria, Geophys. J. Int., 156, 483-496.
  • Bondár, I., E.R. Engdahl, X.-P. Yang, H.A. Ghalib, A. Hofstetter, V. Kirichenko, R. Wagner, I. Gupta, G. Ekström, E.A. Bergman, H. Israelsson and K. McLaughlin (2004). Collection of a reference event set for regional and teleseismic location calibration: Bull. Seismol. Soc. Amer., 94, no. 4, p. 1528–1545.

    • 2003

  • Ritzwoller, M.H., N.M. Shapiro, A.L. Levshin, E.A. Bergman, and E.R. Engdahl (2003). Ability of a global three-dimensional model to locate regional events, J. Geophys. Res., 108, No. B7, 2353, doi:10.1029/2002JB002167.

    • 2000

  • Bormann, P., and E.A. Bergman (2000). The New IASPEI Manual of Seismological Observatory Practice: Seismol. Res. Lett., 71, no. 5, p. 510–518.

    • 1996

  • Plesinger, A., Zmeskal, M. and J. Zednik (1996). Software manual: “PREPROC: Software for Automated Preprocessing of Digital Seismic Data”, E.A. Bergman (editor).

    • 1993

  • Wolfe, C.J., E.A. Bergman and S.C. Solomon (1993). Oceanic transform earthquakes with unusual mechanisms or locations—Relation to fault geometry and state of stress in the adjacent lithosphere, J. Geophys. Res., 98, 16,187–16,211.

    • 1992

  • Bergman, E.A., and E.R. Engdahl (1992). International Seismological Observing Period, IRIS Newsletter, 11, p. 9–11.
  • Bergman, E.A., and S.C. Solomon (1992). On the strength of oceanic fracture zones and their influence on the intraplate stress field, J. Geophys. Res., 97, 15,365–15,377.
  • Engdahl, E.R., and E.A. Bergman (1992). The International Seismological Observing Period in Africa, Tectonophysics, 209, 1–16.

    • 1991

  • Bergman, E.A. (1991). Mid-ocean ridge seismicity, Oceanus, 34/4, 60–67.

    • 1990

  • Bergman, E.A., and S.C. Solomon (1990). Earthquake swarms on the Mid-Atlantic Ridge: Products of magmatism or extensional tectonics?, J. Geophys. Res., 95, 4943-4965.

    • 1989

  • Zoback, M.L., M.D. Zoback, J. Adams, M. Assumpção, S. Bell, E.A. Bergman, P. Blümling, D. Denham, J. Ding, K. Fuchs, N. Gay, S. Gregersen, H.K. Gupta, A. Gvishiani, K. Jacob, R. Klein, P. Knoll, M. Magee, J.L. Mercier, B.C. Müller, C. Paquin, K. Rajendran, O. Stephansson, G. Suarez, M. Suter, A. Udias, Z.H. Xu and M. Zhizhin (1989). Global patterns of tectonic stress, Nature, 341, 291-298.

    • 1988

  • Bergman, E.A., and S.C. Solomon (1988). Transform fault earthquakes in the North Atlantic: Source mechanisms and depth of faulting, J. Geophys. Res., 93, 9027-9057.

    • 1987

  • Goff, J.A., E.A. Bergman and S.C. Solomon (1987). Earthquake source mechanisms and transform fault tectonics in the Gulf of California, J. Geophys. Res., 92, 10485-10510.
  • Bergman, E.A., and S.C. Solomon (1987). Intraplate stress, in The Encyclopedia of Structural Geology and Plate Tectonics, edited by C. K. Seyfert, Van Nostrand Reinhold, New York, 341-346.

    • 1986

  • Jemsek, J.P., E.A. Bergman, J.L. Nabelek and S.C. Solomon (1986). Focal depths and mechanisms of large earthquakes on the Arctic mid-ocean ridge system, J. Geophys. Res., 91, 13993-14005.
  • Bergman, E.A. (1986). Intraplate earthquakes and the state of stress in oceanic lithosphere, Tectonophysics, 132, 1-35.
  • Huang, P.Y., S.C. Solomon, E.A. Bergman and J.L. Nabelek (1986). Focal depths and mechanisms of Mid-Atlantic Ridge earthquakes from body waveform inversion, J. Geophys. Res., 91, 579-598.

    • 1985

  • Bergman, E.A., and S.C. Solomon (1985). Earthquake source mechanisms from body-waveform inversion and intraplate tectonics in the northern Indian Ocean, Phys. Earth Planet. Inter., 40, 1-23.
  • Bergman, E.A., J.L. Nabelek and S.C. Solomon (1985). Correction to “An extensive region of off-ridge normal-faulting earthquakes in the southern Indian Ocean,” J. Geophys. Res., 90, 2066-2067.
  • Bratt, S.R., E.A. Bergman and S.C. Solomon (1985). Thermoelastic stress: How important as a cause of earthquakes in young oceanic lithosphere?, J. Geophys. Res., 90, 10249-10260.

    • 1984

  • Bergman, E.A., and S.C. Solomon (1984). Source mechanisms of earthquakes near mid-ocean ridges from body waveform inversion: Implications for the early evolution of oceanic lithosphere, J. Geophys. Res., 89, 11415-11441.
  • Bergman, E.A., J.L. Nabelek and S.C. Solomon (1984). An extensive region of off-ridge normal- faulting earthquakes in the southern Indian Ocean, J. Geophys. Res., 89, 2425-2443.

    • 1980

  • Solomon, S.C., R.M. Richardson and E.A. Bergman (1980). Tectonic stress: Models and magnitudes, J. Geophys. Res., 85, 6086-6092.
  • Bergman, E.A., and S.C. Solomon (1980). Oceanic intraplate earthquakes: Implications for local and regional intraplate stress, J. Geophys. Res., 85, 5389-5410.