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Omar Eduardo Marcillo

Omar Marcillo

Phone (505) 606-0192


  • Earth and Space Sciences
  • Geophysics
  • Volcanology
  • Sensor technology
  • Seismic analysis


Seismo-acoustic analysis 

Data analysis

Instrumentation and sensor development 


Doctor of Philosophy, Geophysics

   Spring 2012 

   New Mexico Institute of Mining and Technology, Socorro, NM


Master of Sciences, Geology  

   Winter 2007 

   University of New Hampshire, Durham, NH 


Bachelor of Sciences, major in Physics 

   Winter 2002 

   Escuela Politécnica Nacional, Quito, Ecuador 


LANL Positions

Staff scientist

   May. 2015 - Present 

Postdoctoral Researcher

   Apr. 2012 - Apr. 2015 



Professional Societies

American Geophysical Union 

Seismological Society of America



[Johnson, JB * Anderson, J * Marcillo, O * Arrowsmith, S], "Probing local wind and temperature structure using infrasound from Volcan Villarrica (Chile)", JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES, Vol.117, D17107, SEP 6 2012.

[Arrowsmith, Stephen J. * Marcillo, Omar * Drob, Douglas P.], "A framework for estimating stratospheric wind speeds from unknown sources and application to the 2010 December 25 bolide", GEOPHYSICAL JOURNAL INTERNATIONAL, Vol.195, iss.1, p.491-503, OCT 2013.

[Marcillo, Omar * Arrowsmith, Stephen * Whitaker, Rod * Anderson, Dale * Nippress, Alexandra * Green, David N. * Drob, Douglas], "Using physics-based priors in a Bayesian algorithm to enhance infrasound source location", Geophysical Journal International, Vol.196, iss.1, p.375-385, November 2013.

[Nippress, Alexandra * Green, David N. * Marcillo, Omar E. * Arrowsmith, Stephen J.], "Generating regional infrasound celerity-range models using ground-truth information and the implications for event location", GEOPHYSICAL JOURNAL INTERNATIONAL, Vol.197, iss.2, p.1154-1165, MAY 2014.

[Arrowsmith, S. * Marcillo, O. * Randall, G.], "Processing International Monitoring System infrasound data to detect and locate global events using probabilistic algorithms", Journal of the Acoustical Society of America, Vol.134, iss.5, p.4224, Nov. 2013.

[Marcillo, O. * Arrowsmith, S.], "Measuring the coherency of microbaroms at long distances for the inversion of stratospheric winds", Journal of the Acoustical Society of America, Vol.134, iss.5, p.4223, Nov. 2013.

[Marcillo, O. * Arrowsmith, S. * Whitaker, R. * Morton, E. * Phillips, W.S.], "Extracting changes in air temperature using acoustic coda phase delays", Journal of the Acoustical Society of America, Vol.136, iss.4, p.EL309-14, Oct. 2014.

[Arrowsmith, Stephen * Euler, Garrett * Marcillo, Omar * Blom, Philip * Whitaker, Rod * Randall, George], "Development of a robust and automated infrasound event catalogue using the International Monitoring System", GEOPHYSICAL JOURNAL INTERNATIONAL, Vol.200, iss.3, p.1411-1422, MAR 2015.

[Marcillo, Omar * Arrowsmith, Stephen * Blom, Philip * Jones, Kyle], "On infrasound generated by wind farms and its propagation in low-altitude tropospheric waveguides", JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES, Vol.120, iss.19, OCT 16 2015.

[Blom, Philip S. * Marcillo, Omar * Arrowsmith, Stephen J.], "Improved Bayesian Infrasonic Source Localization for regional infrasound", Geophysical Journal International, Vol.203, iss.3, p.1682-1693, December 2015.

[Blom, P. * Marcillo, O. * Arrowsmith, S.], "Analysis and modeling of infrasound from a four-stage rocket launch", Journal of the Acoustical Society of America, Vol.139, iss.6, p.3134-8, June 2016.

[Arrowsmith, Marie * Arrowsmith, Stephen * Marcillo, Omar], "Using sounds from the ocean to measure winds in the stratosphere", Eos, Vol.97, iss.4, p.20-24, 15 February 2016.

[Blom, Philip S. * Marcillo, Omar E.], "An optimal parametrization framework for infrasonic tomography of the stratospheric winds using non-local sources", GEOPHYSICAL JOURNAL INTERNATIONAL, Vol.208, iss.3, p.1557-1566, MAR 2017.