University of California Berkley
Berkeley Seismology Laboratory

Ronni Grapenthin

publications

peer reviewed articles

7. Grapenthin, R., J. T. Freymueller, S. S. Serovetnikov (2012), Surface Deformation of Bezymianny Volcano, Kamchatka, Recorded by GPS: The Eruptions from 2005-2010 and Long-term, Long-wavelength Subsidence JVGR doi: 10.1016/j.jvolgeores.2012.11.012 [pdf]
6. Grapenthin, R., J. T. Freymueller, A. M. Kaufman (2012), Geodetic Observations during the 2009 eruption of Redoubt Volcano, Alaska, JVGR doi: 10.1016/j.jvolgeores.2012.04.021 [pdf]
5. Grapenthin, R. (2011), Computer programing for geosciences: Teach your students how to make tools, EOS Forum, Vol. 82, Issue 50, pp. 469-470. [pdf at agu] [pdf]
4. Grapenthin, R., and J. T. Freymueller (2011), The dynamics of a seismic wave field: Animation and analysis of kinematic GPS data recorded during the 2011 Tohoku-oki earthquake, Japan, Geophys. Res. Lett., 38, L18308, doi:10.1029/2011GL048405 (GRL Editors' Highlight). [pdf]
       High-res versions of figures: Fig. 1, Fig. 2, Fig. 3
       Supplementary animations: Movie 1, Movie 2, Movie 3
3. Ofeigsson, B., A. Hooper, F. Sigmundsson, E. Sturkell, and R. Grapenthin (2011), Deep magma storage at Hekla volcano, Iceland, revealed by InSAR time series analysis, JGR, 116, B05401, doi:10.1029/2010JB007576
2. Grapenthin, R., B. Ofeigsson, F. Sigmundsson, E. Sturkell, A. Hooper (2010), Pressure sources versus surface loads: Analyzing volcano deformation signal composition with an application to Hekla volcano, Iceland, Geophys. Res. Lett., 37, L20310, doi:10.1029/2010GL044590. [pdf]
1. Grapenthin, R., F. Sigmundsson, H. Geirsson, T. Arnadottir, V. Pinel (2006), Icelandic rhythmics: Annual modulation of land elevation and plate spreading by snow load, Geophys. Res. Lett., 33, L24305, doi:10.1029/2006GL028081 [pdf]

theses

• Volcano Deformation and Subdaily GPS Products, Dissertation, 2012 [pdf]
• CrusDe: A plug-in based simulation framework for composable CRUStal DEformation simulations using Green's functions, Diploma Thesis (Master's equiv.), 2007 [pdf]
• Estimation of traffic induced pollutant immission using video based traffic surveillance Undergraduate Thesis (German), 2005 [pdf]

reports

• Grapenthin, R., and F. Sigmundsson, Green's Functions and Crustal Deformation - Manual and Examples - Institute of Earth Sciences, University of Iceland, Nordic Volcanological Center, Report 0602, 30 pp., 2006 [pdf]

presentations (* -- presented for first author)

• Grapenthin, R., J.T. Freymueller, S.S. Serovetnikov, Geodetic observations at Bezymianny Volcano, Kamchatka: The eruptions from 2005-2010 and long-term, long-wavelength subsidence as seen by the PIRE GPS network, EGU2012-384, 2012, EGU General Assembly 2012, talk [see Bezymianny JVGR paper]
• *Hreinsdottir, S., F. Sigmundsson, M. Roberts, Þ. Árnadóttir, B. Ófeigsson, R. Grapenthin, E. Sturkell, T. Villemin, R. Bennett, and H. Geirsson, The 2010 Eyjafjallajökull and 2011 Grímsvötn eruptions: Insights from GPS geodesy, EGU2012-13577, 2012, EGU General Assembly 2012, talk
• Grapenthin, R., J.T. Freymueller, GPS and Volcanic Ash Plumes: The eruptions of Okmok 2008 and Redoubt 2009, Alaska, presented at 2012 UNAVCO Science Workshop, Boulder, Colorado., 27 Feb.- 01 Mar, poster, [pdf].
• Grapenthin, R., J.T. Freymueller, A.M. Kaufman, Plumbing and Plumes: Geodetic Observations during the 2009 eruption of Redoubt Volcano, Alaska, presented at 2011 Fall Meeting (V32A-06), AGU, San Francisco, Calif., 04-09 Dec, talk, [see Redoubt JVGR paper].
• *Hreinsdottir, S., R. Grapenthin, F. Sigmundsson, M.J. Roberts, J. Holmjarn, H. Geirsson, Th. Arnadottir, R.A. Bennett, T. Villemin, B.G. Ofeigsson, E.C. Sturkell, The 2011 Grimsvötn Eruption From High Rate Geodesy, presented at 2011 Fall Meeting (V34B-02), AGU, San Francisco, Calif., 04-09 Dec, talk.
• Sigmundsson, F., S. Hreinsdottir, H. Bjornsson, Th. Arason, R. Grapenthin, M.J. Roberts, J. Holmjarn, H. Geirsson, Th. Arnadottir, R.A. Bennett, B. Oddsson, M.T. Gudmundsson, B.G. Ofeigsson, T. Villemin, E.C. Sturkell, Grimsvötn 2011 Explosive Eruption, Iceland: Relation between Magma Chamber Pressure Drop inferred from High Rate Geodesy and Plume Strength from Radar Observations From High Rate Geodesy, presented at 2011 Fall Meeting (V41E-08), AGU, San Francisco, Calif., 04-09 Dec, talk.
• Lopez, T.M., J. Dehn, A. Belousov, D. Fee, H. Buurman, R. Grapenthin, S. Ushakov, Use of High Temporal Resolution Thermal Imagery of Karymsky's Volcanic Plume to Constrain Volcanic Activity and Elucidate Vent Processes, presented at 2011 Fall Meeting (V33A-2618), AGU, San Francisco, Calif., 04-09 Dec, poster.
• Buurman, H., M.E. West, R. Grapenthin, Tracking a closing volcanic system using repeating earthquakes, presented at 2011 Fall Meeting (V53C-2634), AGU, San Francisco, Calif., 04-09 Dec, poster.
• Grapenthin, R., Freymueller, J.T., Serovetnikov, S.S., Surface deformation of Bezymianny Volcano, Kamchatka, recorded by GPS: The Eruptions from 2005--2010 and long-term, long-wavelength subsidence, 2011 JKASP Meeting, Petropavlovsk-Kamchatskii, Russia, August 25-30, talk [see Bezymianny JVGR paper]
• Fernandes, R.M.S., Freymueller, J.T., Bos, M.S., Grapenthin, R., Evaluating the uncertainties of the estimated vertical velocities of Bezymianny GPS Network, 2011 JKASP Meeting, Petropavlovsk-Kamchatskii, Russia, August 25-30, talk.
• Grapenthin, R., Freymueller, J.T., Tracking Earthquakes in 4D: The 2011 Tohoku-oki Event, Japan, Real-time GPS for Seismology and other Applications Workshop, 2011 EarthScope National Meeting, Austin, Texas, May 17-20, invited talk [pdf].
• Grapenthin, R., Freymueller, J.T., Capturing a seismic wave field: Animation of kinematic GPS data recorded during the 2011 Tohoku-oki Earthquake, Japan, presented at 2011 EarthScope National Meeting, Austin, Texas, May 17-20, poster [pdf]
• Grapenthin, R., Freymueller, J.T., Serovetnikov, S.S., 2010, The December 2009 and May 2010 eruptions of Bezymianny volcano, Kamchatka: Interpretation of the GPS Record, Abstract G51C-0693 presented at 2010 Fall Meeting, AGU, San Francisco, Calif., 13-17 Dec. talk [see Bezymianny JVGR paper]
• Arendt, A.A., Freymueller, J.T., Luthke, S.B., Grapenthin, R., 2010, Modeling Elastic Uplift Associated with GRACE Hydrology Solutions for Southeast Alaska, Abstract V33D-04 presented at 2010 Fall Meeting, AGU, San Francisco, Calif., 13-17 Dec. poster
• Grapenthin, R., Freymueller, J.T., Cervelli, P.F., Analysis of the geodetic record of the 2009 eruption of Redoubt Volcano, Alaska, Geophysical Research Abstracts, Vol. 12, EGU2010-12560, 2010, EGU General Assembly 2010, poster [see Redoubt JVGR paper]
• Grapenthin, R., Sigmundsson, F., Ofgeisson, B.G., Sturkell, E., Surface loading affects internal pressure source characteristics derived from volcano deformation signals, Geophysical Research Abstracts, Vol. 12, EGU2010-12520, 2010, EGU General Assembly 2010, poster [pdf]
• Grapenthin, R., Freymueller, J.T., Bakhtiarov, V., Serovetnikov, S., A Point in a Vulcanian Eruption: Decomposing the Continuous GPS Record of the 2008 Karymsky Eruption using Wavelets, JKASP 2009, Fairbanks, 2009, poster
• Shipman, J.S., Kayzar, T.M., Grapenthin, R., Kuvikas, O.V., Lopez, T.M., Neill, O.K. Thelen, W.A., Partners in International Research and Eduacation: Student Contributions to the Collaborative Investigation of Bezymianny, Shiveluch, and Karymsky Volcanoes, Kamchatka, Russia and Mount St. Helens, WA, USA, Eos Trans. AGU, 89(52), Fall Meet. Suppl., Abstract V43A-2147, 2008, poster
• Grapenthin, R., CrusDe: A plug-in based simulation framework for composable CRUStal DEformation simulations, Eos Trans. AGU, 89(52), Fall Meet. Suppl., Abstract IN11A-1017, 2008, poster [pdf]
• Grapenthin, R., F. Sigmundsson, E. Sturkell, B.G. Ofeigsson, Pressure sources vs. surface loads: Analyzing deformation signal composition at volcanoes - a case study at Hekla volcano, Iceland, IAVCEI 2008 General Assembly, 17-22 August 2008, Reykjavik, Iceland, talk [pdf]
• Grapenthin, R., F. Sigmundsson, R. Pedersen, V. Pinel, Surface loading effects complicate the derivation of internal pressure source characteristics from volcano deformation signals, Eos Trans. AGU, 88(52), Fall Meet. Suppl., Abstract V53C-1421, 2007, poster [pdf]
• Ofeigsson, B., P. Einarsson, F. Sigmundsson, E. Sturkell, H. Olafsson, Grapenthin, R., H. Geirsson, Crustal response to the formation of the Halslon reservoir in Iceland, Eos Trans. AGU, 88(52), Fall Meet. Suppl., Abstract T21B-0583, 2007, poster
• Grapenthin, R., F. Sigmundsson, H. Geirsson, Th. Arnadottir, V. Pinel, Icelandic rhythmics: Annual modulation of land elevation and plate spreading by snow load, Eos Trans. AGU, 87(52), Fall Meet. Suppl., Abstract G33B-0055, 2006, poster (outstanding student paper award, AGU Geodesy section) [pdf]
• Ofeigsson, B., P. Einarsson, F. Sigmundsson, E. Sturkell, H. Olafsson, Grapenthin, R., H. Geirsson, Expected Crustal Movements due to the Planned Halslon Reservoir in Iceland, Eos Trans. AGU, 87(52), Fall Meet. Suppl., Abstract T13A-0495, 2006, poster
• Grapenthin, R., F. Sigmundsson, H. Geirsson, T. Arnadottir, V. Pinel, Iceland's annual snow load revised: a plain model, Nordic Volcanological Center, Fall Seminar Series, 2006, talk
• Grapenthin, R. and F. Sigmundsson, Crustal subsidence due to the Halslon reservoir: predicting the Earth's response, Geoscience Society of Iceland, Spring Meeting 2006, Abstract Volume, p. 36, 2006, poster [pdf]
• Sigmundsson, F., P. Einarsson, E. Sturkell, B. Ofeigsson, Grapenthin, R., H. Geirsson, S. Jakobsdottir, P. Halldorsson, Geologic hazards in the Karahnjukar area and their monitoring: Will the Halslon reservoir trigger deformation, fault slip and fracture opening? Geoscience Society of Iceland, Spring Meeting 2006, Abstract Volume, p. 17, 2006, talk