Emily Montgomery-Brown

Volcano Dynamics and Deformation; Slow Slip Events; Tectonic Tremor; Inverse Problems; 



B.S. with High Honors in Geology with minor in Mathematics, New Mexico Institute of Mining and Technology, May 2002

M.S. in Geophysics, Stanford University, June 2005

Ph.D. in Geophysics, Stanford University, September 2008

      Thesis Title: Time dependent deformation of Kilauea volcano, Hawaii  Advisor: Paul Segall

  • USGS Research Geophysicist May 2015 - Present, California Volcano Observatory
  • USGS Mendenhall Post-docdoral Fellow April 2013-May 2015, California Volcano Observatory
  • NSF Post-doctoral Fellow, April 2010 - June 2012: Geophysics Group, University of Wisconsin, Madison.
  • Post-doctoral Researcher, January 2009 - November 2009: Crustal Deformation and Fault Mechanics Group, Department of Geophysics, Stanford University.
  • Post-doctoral Researcher, Fall 2008 - Earthquake Research Institute, University of Tokyo, Japan.
  • Teaching Assistantships, Winter 2005 - Global Positioning Systems in Earth Sciences, Department of Geophysics, Stanford. Spring 2003: Freshman Seminar in Volcanic Eruption Prediction, Department of Geophysics, Stanford.
  • Graduate Research Assistant, July 2002 to September 2008 - Crustal Deformation Group, Department of Geophysics, Stanford University.
  • Undergraduate Research Assistant, May 2001 to May 2002 - Earth and Environmental Sciences Department, Mount Erebus Volcano Observatory, New Mexico Institute of Mining and Technology, Assisting with campaign and continuous GPS networks monitoring the deformation of Mount Erebus Volcano, Antarctica. Includes data processing, inversion, simple Mogi source modeling
  • Work Study, IRIS/PASSCAL Instrument Center, August 1999 to May 2001 - Socorro, NM, Assisting technicians with building, testing, maintenance and shipping of seismic monitoring stations. Group work and problem solving skills, basic electrical knowledge, using UNIX to test hardware.
  • Student Intern, Los Alamos National Laboratory, Summer 1999 and 2000 - Integrated Geosciences Group, Los Alamos, NM, Assisted with field operations, sample gathering and preparation, fusing and XRF analysis, literature searches, data gathering and analysis, and graphics editing for the Japanese volcanic hazards and radioactive waste disposal project, Also assisted with field operations for sediment transport experiments and ground truth for SAR interferometry study.


Neal, C. A., Brantley, S. R., Antolik, L., Babb, J. L., Burgess, M., Calles, K., ... Montgomery-Brown, E.K. ... & Dotray, P. (2019). The 2018 rift eruption and summit collapse of Kīlauea Volcano. Science363(6425), 367-374. [Link]

Montgomery‐Brown, E. K., Shelly, D. R., & Hsieh, P. A. (2019). Snowmelt‐triggered earthquake swarms at the margin of Long Valley Caldera, California. Geophysical Research Letters. [Link]

Bruno, V., Mattia, M., Montgomery‐Brown, E., Rossi, M., & Scandura, D. (2017). Inflation leading to a Slow Slip Event and volcanic unrest at Mount Etna in 2016: Insights from CGPS data. Geophysical Research Letters44(24). [Link]

Montgomery-Brown, E. K., Poland, M. P., & Miklius, A. (2015). Delicate balance of magmatic-tectonic interaction at Kīlauea Volcano, Hawai ‘i, revealed from slow slip events. Geophysical Monograph Series, vol. 208, American Geophysical Union and Wiley, 269-288. [Link]

Hill, D. P., & Montgomery-Brown, E. (2015). Long Valley Caldera and the UCERF depiction of Sierra Nevada range-front faults. Bulletin of the Seismological Society of America105(6), 3189-3195. [Link]

Montgomery-Brown, E. K., C. Wicks, P. Cervelli, J. O. Langbein, J. Svarc, D. Shelly, D. P. Hill, and M. Lisowski (2015), Renewed inflation of Long Valley Caldera, California (2011 to 2014), Geophys. Res. Lett., 42, doi:10.1002/2015GL064338. [Link]

Montgomery-Brown, E. K., Poland, M. P. and Miklius, A. (2015) Delicate Balance of Magmatic-Tectonic Interaction at Kīlauea Volcano, Hawai‘i, Revealed from Slow Slip Events, in Hawaiian Volcanoes: From Source to Surface (eds R. Carey, V. Cayol, M. Poland and D. Weis), John Wiley & Sons, Inc, Hoboken, NJ. doi: 10.1002/9781118872079.ch13 [Link]

Poland, Michael P.; Miklius, Asta; Montgomery-Brown, Emily K. (2014) Magma supply, storage, and transport at shield-stage Hawaiian volcanoes: Chapter 5 in Poland, Michael P.; Takahashi, Taeko J.; Landowski, Claire M., 2014, Characteristics of Hawaiian volcanoes. U.S. Geological Survey Professional Paper 1801-5, 56 p. [Link]

Past Print Publications and Selected Presentations

2013 - Slow slip and tremor search at Kilauea Volcano, Hawaii. E.K. Montgomery-Brown, C. H. Thurber, C. J. Wolfe, and P. Okubo. Geochem. Geophys. Geosyst., 14, 367384, doi:10.1002/ggge.20044.

2011 - Montgomery-Brown, E. K., D. K. Sinnett, K. M. Larson, M. P. Poland, P. Segall, and A. Miklius (2011), Spatiotemporal evolution of dike opening and decollement slip at K.lauea Volcano, Hawai'i, J. Geophys. Res., 116, B03401, doi:10.1029/2010JB007762.

2010 - Montgomery-Brown, E.K., C.H. Thurber, E.M. Syracuse, C.J. Wolfe, P. Okubo, M.P. Poland, A Miklius (2010), Repeating earthquakes and prospecting for temporal change in rock properties associated with geodetic deformation at Kilauea Volcano, Hawaii , Abstract S13B-1990 presented at 2010 Fall Meeting, AGU, San Francisco, Calif., 13-17 Dec.

2010 - Montgomery-Brown, E.K., D. Sinnett, M. Poland, T. Orr, P. Segall, H. Zebker, A. Miklius. Geodetic evidence for en echelon dike emplacement and concurrent slow-slip during the June 2007 intrusion and eruption at Kilauea volcano, Hawai'i. Vol. 115, B07405, 15 PP., 2010 doi:10.1029/2009JB006658 

2009 - Montgomery-Brown, E. K., P. Segall, and A. Miklius. Kilauea slow slip events: Identification, source inversions, and relation to seismicity, J. Geophys. Res., 114, B00A03, doi:10.1029/2008JB006074. (Table of slow slip events)

2009 - Montgomery-Brown, E.K. , D. Sinnett, M. Poland, T. Orr, P. Segall, H. Zebker, A. Miklius. Geodetic evidence for en echelon dike emplacement and concurrent slow slip at Kilauea volcano, Hawaii, June 17-19, 2007. USGS Earthquake Hazards Team Seminar, Menlo Park, CA, July 15, 2009. (Click Here for Video and Slides, July 15 )

2006 - Desmarais , E.K. and P. Segall. Transient deformation following the 30 January 1997 dike intrusion at Kilauea Volcano, Hawaii. Bulletin of Volcanology. DOI:10.1007/s00445-006-0080-7.(Bull. Volc.)

2006 - P. Segall, E. Desmarais , D. Shelly, A. Miklius, P. Cervelli. Earthquakes triggered by silent slip events on Kilauea Volcano, Hawaii. Nature Vol. 442, DOI:10.1038/nature04938

2006 - Seismicity triggered by slow earthquakes on Kilauea volcano, Hawaii E. Desmarais, P. Segall, A. Miklius, P. Okubo USGS Volcano Hazards Team Seminar, Menlo Park, CA, April 11, 2006. (Click here for Video, April 11 )

2005 - Desmarais , E. and P. Segall. Transient deformation on the south flank of Kilauea Volcano, EOS Trans. AGU, 86(47), Fall Meet. Suppl. Abstract G512-0052. **Winner Geodesy Section Outstanding Student Paper Award