MAGNET GPS Station - Photo by Geoff Blewitt

Corné Kreemer

Corné Kreemer

Research Associate Professor

Nevada Bureau of Mines and Geology, and
Seismological Laboratory
University of Nevada, Reno

1664 N. Virginia Street, MS178
Reno, NV 89557
phone: 1-775-682-8780
fax: 1-775-784-1709

Go here for more info on the Global Strain Rate Map

Here is a PDF version of my CV.


Education

  • Ph.D. Earth and Space Sciences, State University of New York, Stony Brook, 2001

  • M.S. Geophysics, Utrecht University, The Netherlands, 1997

Areas of Expertise

  • Crustal Deformation Modeling
  • Relative and Absolute Plate Motions
  • GPS Time-Series Analysis
  • Lithospheric Dynamics
  • Reference Frames

Professional Experience

  • 2010-Present, Research Associate Professor, NV Bureau of Mines and Geology, and Seismological Laboratory, University of Nevada, Reno
  • 2005-2010, Research Assistant Professor, NV Bureau of Mines and Geology, and Seismological Laboratory, University of Nevada, Reno
  • 2004-2005, Postdoctoral Fellow, Nevada Bureau of Mines and Geology. University of Nevada, Reno
  • 2001-2004, Postdoctoral Fellow, Chaire de Geodynamique, College de France, Aix en Provence / Paris
  • 1998-2001, Graduate Research Assistant, Department of Geosciences, SUNY Stony Brook
  • 1996, Research Scholar, Geodynamics Lab, Penn State University, College Park, PA
Awards and Honors

  • 2011, Mackey Faculty Achievement Award, University of Nevada, Reno
  • 2010, AGU Geodesy Section Award
  • 2008, Travel Award, 3rd World Stress Map Conference, Potsdam, Germany
  • 2005, Travel Award, UNAVCO-IRIS Joint Workshop, Stevenson, Washington
  • 2005, Travel Award, EarthScope National Meeting, Santa Ana Pueblo, New Mexico
  • 1999, Travel Award, GPS99 meeting, Tsukuba, Japan
  • 1998, Excellence in Teaching Award, SUNY - Stony Brook

Peer-reviewed Publications

    2012

  • Kreemer, C. W.C. Hammond, G. Blewitt, A.A. Holland and R.A. Bennett
    A geodetic strain rate model for the Pacific-North American plate boundary, western United States
    Nevada Bureau of Mines and Geology Map 178, scale 1:1,500,000, 2012. PDF - 40Mb

  • Hammond, W.C., G. Blewitt, Z. Li, H.-P. Plag, and C. Kreemer
    Contemporary uplift of the Sierra Nevada, western United States, from GPS and InSAR measurements
    Geology, v. 40, p. 667-670, doi:10.1130/G32968, 2012. link

  • Del Pardo, C., B.R. Smith-Konter, L.F. Serpa, C. Kreemer, G. Blewitt, and W.C. Hammond
    Interseismic deformation and geologic evolution of the Death Valley Fault Zone
    Journal of Geopgysical Research, v. 117, B06404, doi:10.1029/2011JB008552, 2012. PDF

  • Wesnousky, S.G., J.M. Bormann, C. Kreemer, W.C. Hammond, and J.N. Brune
    Neotectonics, geodesy, seismic hazard in the northern Walker Lane of western North America: Thirty kilometers of crustal shear and no strike-slip?
    Earth and Planetary Science Letters, v. 329-330, p. 133-140, doi:10.1016/j.epsl.2012.02.018, 2012. PDF

  • Bruyninx, C., Z. Altamimi, M. Becker, M. Craymer, L. Combrinck, A. Combrink, J. Dawson, R. Dietrich, R. Fernandes, R. Govind, T. Herring, A. Kenyeres, R. King, C. Kreemer, D. Lavallée, J. Legrand, L. Sánchez, G. Sella, Z. Shen, A. Santamaría-Gómez, and G. Wöppelmann
    A dense global velocity field based on GNSS observations: Preliminary results
    Geodesy for Planet Earth, IAG Symposia Series, v. 136, p. 19-26, 2012.

    2011

  • Argus, D.F., G. Blewitt, W.R. Peltier, and C. Kreemer
    Rise of the Ellsworth mountains and parts of the East Antarctic coast observed with GPS
    Geophysical Research Letters, 38, L16303, doi:10.1029/2011GL048025, 2011.       PDF

  • Hammond, W.C., G. Blewitt, and C. Kreemer
    Block modeling of crustal deformation of the Northern Walker Lane and Basin and Range from the MAGNET GPS velocities
    Journal of Geophysical Research, v. 116, B04402, doi:10.1029/2010JB007817       PDF

  • Hammond, W.C., G. Blewitt, C. Kreemer, J.R. Murray-Moleda, and J.L. Svarc
    GPS constraints before and during the 21 February 2008 Wells, Nevada M6.0 earthquake
    in C. dePolo and D.D. LaPointe (eds.) The 21 February 2008 Mw 6.0 Wells, Nevada Earthquake Special Publication, NBMG Special Publication 36,       link

    2010

  • Kreemer, C. G. Blewitt, and R.A. Bennett
    Present-day motion and deformation of the Colorado Plateau
    Geophysical Research Letters, v. 37., L10311, doi:10.1029/2010GL043374, 2010.       PDF and auxiliary material

  • Le Pichon, X., and C. Kreemer
    The Miocene to Present kinematic evolution of the eastern Mediterranean and Middle East and its implications for dynamics
    Annual Review of Earth and Planetary Sciences, v. 38, p. 323-351, 2010.       link

  • Kreemer, C. G. Blewitt, and W.C. Hammond
    Evidence for an active shear zone in southern Nevada linking the Wasatch Fault to the Eastern California Shear Zone
    Geology, v. 38, p 475-478, 2010.       link to free copy

  • Hammond, W.C., C. Kreemer, G. Blewitt, and H.-P. Plag
    Effect of viscoelastic relaxation on estimates of interseismic crustal strain accumulation at Yucca Mountain, Nevada
    Geophysical Research Letters, L06307, doi:10.1029/2010GL042795, 2010.       PDF and auxiliary material

  • Bird, P., C. Kreemer, and W.E. Holt
    A long-term forecast of shallow seismicity based on the global strain rate map
    Seismological Research Letters, Vol. 81, p. 184-194, 2010.       PDF

  • Flesch, L.M., and C. Kreemer
    Gravitational potential energy and regional stress and strain rate fields for continental plateaus: Examples from the central Andes and Colorado Plateau
    Tectonophysics, Vol. 482, p. 182-192, 2010.       PDF

    2009

  • Kreemer, C.
    Absolute plate motions constrained by shear wave splitting orientations with implications for hotspot motions and mantle flow
    Journal of Geophysical Research, Vol. 114, B10405, doi:10.1029/2009JB006416, 2009.       PDF, auxiliary table, and link to high-resolution velocity model

  • Sahagian, D., D. Alsdorf, P. Davis, P. Houser, C. Kreemer, J. Melack, M. Pearlman, H.-P. Plag, P. Poli, S. Reid, M. Rodell, and R. Thomas
    Earth observation: Serving the needs of an increasingly global society
    in The Global Geodetic Observing System: Meeting the Requirements of a Global Society on a Changing Planet in 2020, eds. H.-P. Plag and M. Pearlman, p. 153-196, Springer Berlin, 2009.       Link

  • Blewitt, G., W.C. Hammond, and C. Kreemer
    Geodetic constraints on contemporary deformation in the northern Walker Lane: 1. Semi-permanent GPS strategy
    in Late Cenozoic Structure and Evolution of the Great Basin - Sierra Nevada Transition, eds. J.S. Oldow, and P.H. Cashman, Geological Society of America Special Volume 447, p. 1-15, 2009.       PDF

  • Kreemer, C., G. Blewitt, and W.C. Hammond
    Geodetic constraints on contemporary deformation in the northern Walker Lane: 2. Velocity and strain rate tensor analysis
    in Late Cenozoic Structure and Evolution of the Great Basin - Sierra Nevada Transition, eds. J.S. Oldow, and P.H. Cashman, Geological Society of America Special Volume 447, p. 17-31, 2009.       PDF

  • Hammond, W.C., C. Kreemer, and G. Blewitt
    Geodetic constraints on contemporary deformation in the northern Walker Lane: 3. Central Nevada seismic belt postseismic relaxation
    in Late Cenozoic Structure and Evolution of the Great Basin - Sierra Nevada Transition, eds. J.S. Oldow, and P.H. Cashman, Geological Society of America Special Volume 447, p. 33-54, 2009.       PDF

  • Blewitt, G., W.C. Hammond, C. Kreemer, H.-P. Plag, S. Stein, and E. Okal
    GPS for real-time earthquake source determination and tsunami warning systems
    Journal of Geodesy, Vol. 83, p. 335-343, 2009.       PDF

    2007

  • Kreemer, C., and W.C. Hammond
    Geodetic constraints on areal changes in the Pacific-North America plate boundary zone: What controls Basin and Range extension?
    Geology, Vol. 35, p. 943-946, 2007.       Link and auxiliary material
    Here is a Link to a related perspective article

  • Hammond, W.C., C. Kreemer, and G. Blewitt
    Exploring the relationship between geothermal resources and geodetically inferred faults slip rates in the Great Basin
    Geothermal Resources Council Transactions, Vol. 31, p. 391-395, 2007.       PDF

    2006

  • Plag, H.-P., G. Blewitt, C. Kreemer, and W.C. Hammond
    Solid Earth deformations induced by the Sumatra earthquakes
    in Dynamic Planet -- Monitoring and Understanding a Dynamic Planet, Eds. P. Tregoning, C. Rizos, Vol. 130, p. 549-556, 2006.       Link

  • Kreemer, C., G. Blewitt, and W.C. Hammond
    Using geodesy to explore correlations between crustal deformation characteristics and geothermal resources
    Geothermal Resources Council Transactions Vol. 30, p. 441-446, 2006.       PDF

  • Kreemer, C., D.A. Lavallee, G. Blewitt, and W.E. Holt
    On the stability of a geodetic no-net- rotation reference frame and its implication for the International Terrestrial Reference Frame
    Geophysical Research Letters, Vol. 33, L17306, doi:10.1029/2006GL027058, 2006.       PDF and auxiliary material

  • Blewitt, G., Kreemer, C., W.C. Hammond, H.-P. Plag, S. Stein, and E. Okal
    Rapid determination of earthquake magnitude using GPS for tsunami warning systems
    Geophysical Research Letters, Vol. 33, L11309, doi:10.1029/2006GL026145, 2006.       PDF

  • Kreemer, C., G. Blewitt, and F. Maerten
    Co- and postseismic deformation of the 28 March 2005 Nias Mw 8.7 earthquake from continuous GPS data
    Geophysical Research Letters, Vol. 33, L07307, doi:10.1029/2005GL025566, 2006.       PDF and auxiliary material

  • Kreemer, C., G. Blewitt, W.C. Hammond, and H.-P. Plag
    Global deformation from the great 2004 Sumatra-Andaman Earthquake observed by GPS: Implications for rupture process and global reference frame
    Earth, Planets, and Space, Vol. 58, p. 141-148, 2006.       PDF

  • Pancha, A., J.G. Anderson, and C. Kreemer
    Comparison of seismic and geodetic scalar moment rates across the Basin and Range Province
    Bulletin of the Seismological Society of America, Vol. 96, p. 11-32, 2006.       PDF

    2005

  • Chamot-Rooke, N., A. Rabaute, and C. Kreemer
    Western Mediterranean Ridge mud belt correlates with active shear strain at the prism-backstop contact
    Geology, Vol. 33, p. 861-864, 2005.       PDF

  • Holt, W.E., C. Kreemer, A.J. Haines, L. Estey, C. Meertens, G. Blewitt, and D. Lavallee
    Project helps constrain continental dynamics and seismic hazards
    EOS Transactions AGU, Vol. 86, p. 383,387, 2005.       PDF

  • Le Pichon, X., C. Kreemer, and N. Chamot-Rooke
    Asymmetry in elastic properties and the evolution of large continental strike-slip faults
    Journal of Geophysical Research, Vol. 110, B03405, doi:10.1029/2004JB003343, 2005.     PDF

  • Blewitt, G., W.C. Hammond, and C. Kreemer
    Relating geothermal resources to Great Basin tectonics using GPS
    Geothermal Resources Council Transactions, Vol. 29, p. 331-336, 2005.       PDF

  • Coolbaugh, M., R. Zehner, C. Kreemer, D. Blackwell, and G. Oppliger
    A map of geothermal potential for the Great Basin, USA: Recognition of multiple geothermal environments
    Geothermal Resources Council Transactions, Vol. 29, p. 223-228, 2005.       PDF

  • Coolbaugh, M., R. Zehner, C. Kreemer, D. Blackwell, G. Oppliger, D. Sawatzky, G. Blewitt, A. Pancha, M. Richards, C. Helm-Clark, L. Shevenell, G. Raines, G. Johnson, T. Minor, and T. Boyd
    Geothermal Potential Map of the Great Basin, Western United States
    Nevada Bureau of Mines and Geology Map, 151, 2005.       PDF

    2004

  • Kreemer, C. , N. Chamot-Rooke, and X. Le Pichon
    Constraints on the evolution and vertical coherency of deformation in the Northern Aegean from a comparison of geodetic, geologic, and seismologic data
    Earth and Planetary Science Letters, Vol. 225, p. 329-346, 2004     PDF

  • Kreemer, C. and N. Chamot-Rooke
    Contemporary kinematics of the southern Aegean and the Mediterranean Ridge
    Geophysical Journal International, Vol. 157, p. 1377-1392, 2004     PDF

    2003

  • Kreemer, C. , W.E. Holt, and A.J. Haines
    An integrated global model of present-day plate motions and plate boundary deformation,
    Geophysical Journal International, Vol. 154, p. 8-34, 2003     PDF

    2002

  • Kreemer, C. , W.E. Holt, and A.J. Haines
    The global moment rate distribution within plate boundary zones
    in Plate Boundary Zones, eds. S. Stein and J.T. Freymueller, Geodynamics Series, Vol. 30, 10/1029/030GD10, AGU, Washington DC, 2002     Abstract

  • Blewitt, G., M. Coolbaugh, W. Holt, C. Kreemer, J. Davis, and R. Bennett
    Targeting of potential geothermal resources in the Great Basin from regional relationships between geodetic strain and geological structures
    Transactions Geothermal Resources Council, Vol. 26, p. 523-526, 2002.       PDF

    2001

  • Kreemer, C. and W.E. Holt
    A no-net-rotation model of present-day surface motions
    Geophysical Research Letters, 28, 4407-4410, 2001     PDF

    2000

  • Kreemer, C. , J. Haines, W.E. Holt, G. Blewitt , and D. Lavallee
    On the determination of a global strain rate model
    Earth Planets and Space, 52, 765-770, 2000     PDF and Appendix

  • Kreemer, C. and W.E. Holt
    What caused the March 25, 1998 Antarctic plate earthquake?; inferences from regional stress and strain rate fields
    Geophysical Research Letters, 27 , 2297-2300, 2000     PDF

  • Kreemer, C. , W.E. Holt, S. Goes, and R. Govers
    Active deformation in eastern Indonesia and the Philippines from GPS and seismicity data
    Journal of Geophysical Research, 105, 663-680, 2000     PDF

    1998

  • Kreemer, C. , R. Govers, K.P. Furlong, and W.E. Holt
    Plate boundary deformation between the Pacific and North America in the Explorer region
    Tectonophysics, 293, 225-238, 1998     PDF

Other Publications

  • Chamot-Rooke, N., E. Barrier, C. Kreemer and X. Le Pichon
    Utilisation des données GPS pour la réalisation de la carte géodynamique de Mediterranée
    Géochronique, Vol. 94, p. 31-32, 2005.

Conference Abstracts - post 2004

  • Hammond, W.C., Blewitt, G., and Kreemer, C., 2009, Strain partitioning in the northern Walker Lane and western Basin and Range from GPS measurements, Eos Trans. AGU, 90(22), Jt. Assem. Suppl., Abstract G12A-06.

  • Blewitt, G., Hammond, W.C., Kreemer, C., and Plag, H.-P., 2009, The 2008 Mogul, Nevada earthquake swarm: Geodetic evidence for largely aseismic afterslip equivalent to ~Mw 5.0, EarthScope National Meeting, Boise, ID. Abstract.

  • Bormann, J.M., Kreemer, C., Hammond, W.C., and Wesnousky, S.G., 2009, Geodetic constraints on shear accommodation through en‐echelon basin development in the Walker Lane, Western Nevada, USA, EarthScope National Meeting, Boise, ID. Abstract.

  • Hammond, W.C., Blewitt, G., and Kreemer, C., 2009, Deformation of the eastern Nevada Basin and Range Province measured with continuous GPS, EarthScope National Meeting, Boise, ID. Abstract.

  • Kreemer, C., Blewitt, G., Hammond, W.C., and Plag, H.-P., 2009, A high-resolution strain rate tensor model for the western U.S., EarthScope National Meeting, Boise, ID, Abstract INVITED.

  • Sandwell, D. Bird, P., Freed, A., Kreemer, C., Parsons, T, Smith-Konter, B., and Wdowinski, S., 2009, Comparison of strain-rate maps of western North America, EarthScope National Meeting, Boise, ID. Abstract.

  • Zhou, X., and Kreemer, C., 2009, Statistical analysis of GPS velocities in western U.S. and Asia: Block-like or continuum deformation?, EarthScope National Meeting, Boise, ID. Abstract.

  • Bruyninx, C., Altamimi, Z., Becker, M., Craymer, M., Combrinck, L., Combrink, A., Dawson, R., Fernandes, R., Govind, R., Herring, T., Kenyeres, A., King, R., Kreemer, C., Lavallée, D., Legrand, J., Sánchez, L., Sella, G., and Wöppelmann, G., 2009, Progress of IAG SC1.3 Working Group in Providing a Dense Global Velocity Field based on GNSS Observations, Geophysical Research Abstracts, v 11, Abstract EGU2009-4253.

  • Plag, H.-P., Kreemer, C., Hammond, W.C., and Blewitt, G., 2009, A fingerprint method for the rapid determination of earthquake displacement fields in support of tsunami early warning , Geophysical Research Abstracts, v. 11, Abstract EGU2009-11299.

  • Zaliapin, Y., Torres, R., Kreemer, C., Pancha, A., and Anderson, J.G., 2009, Modeling seismic moment release: A step toward resolving the seismic moment deficit paradox , 6th International workshop on Statistical Seismology, Lake Tahoe, CA.

  • Kreemer, C., Blewitt, G., Hammond, W.C., and Bennett, R.A., 2009, Constraints from GPS and earthquake focal mechanisms on the active deformation near the Colorado Plateau/Basin and Range transition, Seismological Research Letters, v. 80(2), p. 369.   Abstract

  • Wesnousky, S., Bormann, J.M., Kreemer, C., Hammond, W.C., and Brune, J.N., 2009, Problems in integrating neotectonics and geodesy to assess seismic hazard in the northern Walker Lane, Seismological Research Letters, v. 80(2), p. 370.   Abstract

  • Kreemer, C., Torres, R., Zaliapin, Y., Pancha, A., and Anderson, J.G., 2009, Statistics and correlations of seismic and tectonic moment rate in California and the Great Basin, Seismological Research Letters, v. 80(2), p. 326.   Abstract

  • Blewitt, G., Bell, J., Hammond, W.C., Kreemer, C., Plag, H.-P., and DePolo, C., 2008, GPS and InSAR monitoring of the Mogul Swarm: Evidence for mainly aseismic fault creep, with implications for seismic hazard, Eos Trans. AGU, v. 89(53), Fall Meet. Suppl., Abstract S53C-03, INVITED.

  • Hammond, W.C., Blewitt, G., and Kreemer, C., 2008, GPS Constraints on eastern Nevada Basin and Range crustal deformation before and during the February 21, 2008 M6.0 Wells, NV earthquake, Eos Trans. AGU, v. 89(53), Fall Meet. Suppl., Abstract S51B-1747.

  • Jha, S., Hammond, W.C., Kreemer, C., and Blewitt, G., 2008. Constraints from GPS on block kinematics of the transition between the southern Walker Lane and the Basin and Range Province, Eos Trans. AGU, v. 89(53), Fall Meet. Suppl., Abstract G21A-0662.

  • Blewitt, G., Kreemer, C., Hammond, W.C., and Plag, H.-P., 2008, GPS velocity and strain rate fields in the Great Basin and California, Eos Trans. AGU, v. 89(53), Fall Meet. Suppl., Abstract G21A-0658.

  • Kreemer, C., Blewitt, G., Hammond, W.C., and Bennett, R.A., 2008, Geodetic constraints on strain transfer between the Colorado Plateau and the Basin and Range Province, southwestern United States, Eos Trans. AGU, v. 89(53), Fall Meet. Suppl., Abstract G34A-06, INVITED.

  • Holt, W.E., Ghosh, A., Wen, L., Haines, J., Kreemer, C., and Flesch, L.M., 2008, Lithosphere-mantle coupling: constraints from the World Stress Map, Eos Trans. AGU, v. 89(53), Fall Meet. Suppl., Abstract T11C-1890.

  • Kreemer, C., A hotspot-independent absolute plate motion model with implications for mantle flow and hotspot motions, Eos Trans. AGU, v. 89(53), Fall Meet. Suppl., Abstract DI52-08.

  • Torres, R., Zaliapin, I., Kreemer, C., Pancha, A., and Anderson, J.G., 2008, Statistics and correlations of seismic and tectonic moment rate in California and the Great Basin, Eos Trans. AGU, v. 89(53), Fall Meet. Suppl., Abstract NG23A-1128.

  • Wesnousky, S.G., Bormann, J., Kreemer, C., and Hammond, W.C., 2008, Neotectonic and geodetic observations bearing on the structural development of the Walker Lane, western Nevada, USA, Eos Trans. AGU, v. 89(53), Fall Meet. Suppl., Abstract G21A-0660.

  • Bruyninx, C., Altamimi, Z., Becker, M., Craymer, M., Combrinck, L., Combrink, A, Fernandes, R., Govind, R., Kenyeres, A., King, B., Kreemer, C., Lavallée, D., Legrand, J., Moore, M., Sánchez, L., Sella., G., and Woppelmann, G., 2008, IGS Working Group “Regional Dense Velocity Fields”: Objectives and work plan, Eos Trans. AGU, v. 89(53), Fall Meet. Suppl., Abstract G33B-0689.

  • Kreemer, C., and Flesch, L.M., 2008, Gravitational potential energy and regional stress and strain rate fields for continental plateaus: Examples from the central Andes and Colorado Plateau, Third World Stress Conference, Potsdam, Germany, p.61.

  • Hammond, W.C., Blewitt, G., and Kreemer, C., 2008, Contemporary deformation of the Basin and Range lithosphere from GPS Observations, and what they imply for continental dynamics, Geological Society of America Annual Meeting, Houston, TX, Abstract 263-3, INVITED.

  • Wesnousky, S.G., Hammond, W.C., Kreemer, C., and Bormann, J.M., 2008, Structural development of the Walker Lane: Neotectonics and geodesy, Geological Society of America Annual Meeting, Houston, TX, Abstract 233-5.

  • Kreemer, C., Torres, R., Zaliapin, I., Pancha, A., and Anderson, J.G., 2008, Detailed seismic and tectonic moment rate distribution in California and the Great Basin, SCEC Annual Meeting, Palm Springs, CA., Proceedings and Abstracts, v. 28, p.208.

  • Plag, H.-P., Kreemer, C., and Hammond, W.C., 2008, Using global absolute gravity observations to constrain the tie between the origin of ITRF and the center of mass of the Earth system, GGEO 2008, Crete, 2008.

  • Bruyninx, C., Altamimi, Z., Becker, M., Craymer, M., Combrinck, L., Combrink, A, Fernandes, R., Govind, R., Herring, T., Kenyeres, A., King, B., Kreemer, C., Lavallée, D., Legrand, J., Moore, M., Sánchez, L., Sella., G., and Woppelmann, G., 2008, Towards the Provision of Regional Dense Velocity Fields in a Global Reference Frame, WGENER 2008 General Assembly, Darmstadt, Belgium.   Poster

  • Bruyninx, C., Altamimi, Z., Becker, M., Craymer, M., Combrinck, L., Combrink, A, Fernandes, R., Govind, R., Kenyeres, A., King, B., Kreemer, C., Lavallée, D., Legrand, J., Sánchez, L., and Sella., G., 2008, Objectives and Challenges of the IAG Working Group "Regional Dense Velocity Fields", EUREF 2008 Symposium, Brussels, Belgium.   Poster

  • Bruyninx, C., Altamimi, Z., Becker, M., Craymer, M., Combrinck, L., Combrink, A, Fernandes, R., Govind, R., Kenyeres, A., King, B., Kreemer, C., Lavallée, D., Legrand, J., Sánchez, L., and Sella., G., 2008, IAG Working Group “Regional Dense Velocity Fields”: Objectives and future plans, IGS Analysis Center Workshop, Miami Beach, Florida.   Poster

  • Hammond, W.C., Kreemer, C., and Blewitt, G., 2008, Geodetic vs. geologic measures of fault slip rates in the northern Walker Lane, Basin and Range Province, western United States, Eos Trans. AGU, v. 89(23), Jt. Assem. Suppl., Abstract G31A-02.

  • Kreemer, C., Hammond, W.C., and Blewitt, G., 2008, GPS velocity constraints on the kinematics of active tectonics in greater southern Nevada, Cordilleran and Rocky Mountain Section Joint Meeting, Geological Society of America Abstracts with Programs, v. 40(1), p. 73, Abstract 17-10, INVITED.

  • Anderson, J.G., Price, J,G., Taylor, W.J., Smith, K., Anooshehpoor, R., Biasi, G.P., DePolo, C.M., DePolo, D.M., Kreemer, C., and Louie, J.N., 2008, Seismic hazards in southern Nevada: The gap between the present and a state-of-the-art evaluation, Cordilleran and Rocky Mountain Section Joint Meeting, Geological Society of America Abstracts with Programs, v. 40(1), p. 61, Abstract 13-6, INVITED.

  • Hammond, W.C., Blewitt, G., Kreemer, C., and Plag, H.-P., 2008, Walker Lane tectonic deformation and fault slip rates constrained by GPS data, UNAVCO Science Workshop, Boulder, CO.   Abstract

  • Blewitt, G., Kreemer, C., Hammond, W.C., Plag, H.-P., Stein, S., Okal, E., Bar-Sever, Y., Gross, R., Hsu, V., Hudnut, K., Simons, M., Song, T., and Webb, F., 2008, Toward real-time GPS for tsunami warning systems and post-earthquake damage assessment and emergency response, UNAVCO Science Workshop, Boulder, CO., INVITED.   Abstract

  • Kreemer, C., and Blewitt, G., 2007, Finding and defining the edges of stable North America: Reference frame effects versus real tectonics, Eos Trans. AGU, v. 88(52), Fall Meet. Suppl., Abstract G51B-500, INVITED.

  • Blewitt, G., and Kreemer, C., 2007, Mega-network GPS solutions: producing a consistent, global-scale, and high-resolution view of plate tectonic stability, rotation, and deformation., Eos Trans. AGU, v. 88(52), Fall Meet. Suppl., Abstract G51B-501.

  • Hammond, W.C., Plag, H.-P., Blewitt, G., and Kreemer, C., 2007, Postseismic Relaxation at the Central Nevada Seismic Belt observed in vertical GPS time series, Eos Trans., AGU, v. 88(52), Fall Meet. Suppl., Abstract G52A-04, INVITED.

  • Blewitt, G., Kreemer, C., Hammond, W.C., and Plag, H.-P., 2007, Realizing the potential of GGOS for geohazard prediction and early warning, GEO Workshop, Frascati, Italy, INVITED.   Abstract.

  • Blewitt, G., Kreemer, C., Hammond, W.C., Plag, H.-P., Stein, S., Okal, E., Bar-Sever, Y., Gross, R., Hsu, V., Hudnut, K., Simons, M., Song, T., and Webb, F., 2007, Toward real-time GPS for tsunami warning systems and post-earthquake damage assessment and emergency response, International Geohazards Week Workshop, Frascati, Italy, INVITED.   Abstract.

  • Blewitt, G., Kreemer, C., Hammond, W. C., Plag, H.-P., 2007, Real-time GPS design considerations for prediction and early warning, with application to tsunami warning systems and post-earthquake rapid response, Central Washington University, Ellensburg, WA: Abstracts of the Real Time GPS Workshop.

  • Plag, H.-P., Hammond, W.C., Kreemer, C., and Blewitt, G., Integrating point positioning and image geodesy: Mutual benefits and requirements, DESDynI Workshop, Orlando.

  • Blewitt, G., Kreemer, C., Hammond, W.C., and Plag, H.-P., 2007, Toward broadband exploration of tectonic-magmatic interactions: Demonstration of self-consistent, "all-in-one" rapid analysis of GPS mega-networks using the ambizap algorithm, XXIV IUGG General Assembly, Perugia, Italy.   PPT Presentation

  • Plag, H.-P, Kreemer, C., and Hammond, W.C, 2007, Collocated GPS and absolute gravity measurements help to tie the geometric reference frame to the center of mass of the Earth system, XXIV IUGG General Assembly, Perugia, Italy.

  • Kreemer, C., Hammond, W.C., and Blewitt, G., 2007, New constraints on the motion and boundaries of the Sierra Nevada block and Colorado Plateau from continuous GPS velocities, XXIV IUGG General Assembly, Perugia, Italy.

  • Kreemer, C., Hammond, W.C., and Plag, H.-P., 2007, Detection of postseismic relaxation from the 1999 Hector Mine earthquake in southern Basin and Range GPS time series, Eos Trans. AGU, 88(23), Joint Assembly Supplement, Abstract G42A-03, INVITED.

  • Hammond, W.C., Kreemer, C., and Blewitt, G., 2007, Block modeling of crustal deformation in the northern Walker Lane, western Basin and Range, to improve estimates of seismic hazard, Eos Trans. AGU, 88(23), Joint Assembly Supplement, Abstract G43G-07.

  • Hammond, W.C., Plag, H.-P., Kreemer, C., and Blewitt, G., 2007, Postseismic relaxation from remote earthquakes observed in non-linearity of southern Basin and Range/Yucca mountain GPS time series, Seismological Research Letters, v. 78, no. 2, p. 299.

  • Su, F., Kreemer, C., and Zeng, Y., 2007, Seismic hazard estimation based on GPS observations in the Basin and Range, Seismological Research Letters, v. 78, no. 2, p. 281.

  • Zeng, Y., Zhen, Z.-K., and Kreemer, C., 2007, Western US crustal strain rate map based on GPS observations: Seismological Research Letters, v. 78, no. 2, p. 286.

  • Plag, H.-P., Hammond, W.C., and Kreemer, C., 2007, Combination of GPS-derived vertical motion with absolute gravity changes constrain the tie between reference frame origin and Earth center of mass, p. 154, EarthScope National Meeting, Monterey, CA.

  • Plag, H.-P., Kreemer, C., Hammond, W.C., and Blewitt, G., 2007, Vertical motion observed with GPS: What can we learn about regional geophysical signals, Earth structure, and rheology?, p. 155, EarthScope National Meeting, Monterey, CA.

  • Hammond, W.C., Kreemer, C., and Blewitt, G., 2007, The Walker Lane: How complex is it? Geodetic and geologic strain in the western Basin and Range using enhanced block-modeling algorithms, p. 76, EarthScope National Meeting, Monterey, CA.

  • Kreemer, C., 2007, Continuous GPS velocities in the Intermountain-West: New constraints on the motion of the Colorado Plateau, p. 108, EarthScope National Meeting, Monterey, CA.

  • Blewitt, G., Kreemer, C., Hammond, W., Plag, H.-P., Stein, S., and Okal, E., 2006, Rapid determination of earthquake magnitude using GPS for tsunami warning systems, Great Earthquake Tsunami Sources: Empiricism and Beyond Empiricism, Tsunami Sources Workshop, Menlo Park.   PDF Abstract

  • Kreemer, C., Lavallée, D.A., Blewitt, G., and Holt, W.E., 2006, On the stability of a geodetic no-net rotation reference frame, effects of frame translation, and implications for the ITRF, Eos Trans. AGU, 87(52), Fall Meeting Suppl., Abstract G33C-04, INVITED.

  • Hammond, W. C., Li, Z., Plag, H.-P., Blewitt, and G., and Kreemer, C., 2006, Results of InSAR and GPS measurement of tectonic deformation near the Eastern California Shear Zone and Yucca Mountain, Nevada: Eos Trans. AGU, 87(52), Fall Meeting Suppl., Abstract G53D-0931.

  • Kreemer, C., Hammond, W.C., and Blewitt, G., 2006, On the motion and geometry of the Sierra Nevada – Great Valley micro-plate: Implications for Walker Lane tectonics: Eos Trans. AGU, 87(52), Fall Meeting Suppl., Abstract G42A-05, INVITED.

  • Plag, H.-P., Hammond, W.C., Blewitt, G., Kreemer, C., and Li, Z., 2006, Vertical motion observed with GPS and InSAR in the Nevada Basin and Range: What can we learn about geophysical signals, Earth structure, and rheology?: Eos Trans. AGU, 87(52), Fall Meeting Suppl., Abstract G21A-06.

  • Blewitt, G., Kreemer, C., Hammond, W.C., Plag, H.-P, Stein, S., and Okal, E., 2006, Rapid determination of earthquake magnitude using GPS for tsunami warning systems: An opportunity for IGS to make a difference, p. O15, The 6th Joint Meeting of the UJNR Panel on Earthquake Research, Tokushima, Japan, INVITED.   PDF Presentation

  • Silver, P.G., Hahn, B.C., Kreemer, C., Holt, W.E. and Haines, A.J., 2006, Convergent margins, growing and shrinking continents, and the Wilson Cycle, GSA Abstracts with Programs, v. 38(7), Abstract 82-6.

  • Kreemer, C., Lavallée, D.A., Blewitt, G., and Holt, W.E., 2006, Constraining no-net rotation of the Terrestrial Reference Frame, GRF2007, Abstract 77, Munich, Germany.

  • Kreemer, C., Blewitt, G., and Hammond, W.C., 2006, Using geodesy to explore correlations between crustal deformation characteristics and geothermal resources, p.20, Geothermal Resources Council Annual Meeting, San Diego.   PDF Presentation

  • Blewitt, G., Kreemer, C., Hammond, W., Plag, H.-P., Stein, S., and Okal, E., 2006, Rapid determination of earthquake magnitude using GPS for tsunami warning systems: An opportunity for IGS to make a difference, IGS Workshop "The International GNSS Service (IGS): Perspectives and Visions for 2010 and beyond”, Darmstadt, Germany.   PDF Presentation

  • Blewitt, G., Kreemer, C., Hammond, W., Plag, H.-P., Stein, S., and Okal, E., 2006, Rapid determination of earthquake magnitude using GPS for tsunami warning systems: Required accuracy of real-time GPS satellite orbits, 36th COSPAR Scientific Assembly, Abstract COSPAR2006-A-03310.

  • Blewitt, G., Kreemer, C., Hammond, W.C., Plag, H.-P., Stein, S., and Okal, E., 2006, Rapid determination of earthquake magnitude using GPS for tsunami warning systems, Eos Trans. AGU, v. 87(36), West. Pac. Geophys. Meet. Suppl., Abstract U22A-05.

  • Blewitt, G., Kreemer, C., Hammond, W., Plag, H.-P., Stein, S., Okal, E., 2006, Rapid determination of earthquake magnitude using GPS for tsunami warning systems, Geophysical Research Abstracts, v. 8, Abstract EGU06-A09528.

  • Plag, H.-P., and Kreemer, C., 2006, Are post-glacial rebound models consistent with the global space-geodetic secular velocity field ?, Geophysical Research Abstracts, v. 8, Abstract EGU06-A09484.

  • Kreemer, C., and Plag, H.-P, 2006, Are post-glacial rebound models consistent with the global space-geodetic secular velocity field ?, p. 40, UNAVCO Science Workshop, Denver, Colorado.   PDF Poster

  • Blewitt, G., Kreemer, C., Hammond, W., Plag, H.-P., Stein, S., and Okal, E., 2006, Rapid determination of earthquake magnitude using GPS for tsunami warning systems, p. 26, UNAVCO Science Workshop, Denver, Colorado. Abstract

  • Hammond, W.C., Blewitt, G., Kreemer, C., Plag, H.-P., Anderson, J., and Smith, K., 2006, Recent seismicity and surface deformation at Lake Tahoe: An update on lower crustal magma movement, p. 33, UNAVCO Science Workshop, Denver, Colorado.   PDF Abstract

  • Kreemer, C., Blewitt, G., Hammond, W.C., and Plag, H.-P., 2005, Constraints on postseismic deformation processes after the December 2004 and March 2005 Sumatra earthquakes from continuous GPS observations, Eos, Trans. AGU, v. 86(52), Fall Meeting Supplement, Abstract U11A-0825.

  • Blewitt, G., Hammond, W.C., Kreemer, C., and Plag, H.-P., 2005, Nevada Earthquake Response GPS Network (NEARNET), Eos, Trans. AGU, v. 86(52), Fall Meeting Supplement, .

  • Coolbaugh, M.F., Blewitt, G., Faulds, J.E., and Kreemer, C., 2005, Regional and local controls on the distribution of geothermal systems in the Great Basin, western United States, Eos Trans. AGU, v. 86(52), Fall Meeting Supplement, Abstract T22A-01.

  • Plag, H.-P., Blewitt, G., Kreemer, C., and Hammond, W.C., 2005, Sumatra earthquakes induced solid earth deformations detected with GPS: co-seismic displacements, normal modes, tsunami induced loading, and post-seismic deformations: Dynamic Planet 2005, p. 75.

  • Plag, H.-P., Kreemer, C., and Kierulf, H., 2005, An attempt to separate rigid plate motion from intra-plate deformation in order to improve the secular velocity model for reference frames, Dynamic Planet 2005, p. 226, Abstract PM0044.

  • Silver, P.G., Hahn, B.C., Kreemer, C., Holt, W.E., and Haines, A.J., 2005, Tectonic reduction of continental area: Implications for continental evolution, Geological Society of America Abstracts with Programs, v. 37, no.7, Abstract 94049.

  • Hammond, W.C., Blewitt, G., and Kreemer, C., 2005, Secular deformation of the westernmost Basin and Range as inferred from MAGNET and other GPS networks, Geological Society of America Abstracts with Programs, v. 37, no.7, Abstract 96564.

  • Blewitt, G., Kreemer, C., Plag, H.-P., and Hammond, W.C., 2005, GPS strong motion at various time scales from the Great Sumatra earthquakes: Clues to puzzling phenomena, UNAVCO-IRIS Joint Workshop, Stevenson, Washington.   Abstract

  • Blewitt, G. Plag, H.-P., Kreemer, C., Hammond, W.C., and Titov, V., 2005, Effects of the Mw 9.0 Sumatra earthquake and tsunami on Earth's shape, Eos Trans. AGU, v. 86(18), Jt. Ass. Suppl., Abstract U52A-01.

  • Kreemer, C., and Hammond, W.C., 2005, Using a geodetic strain rate model for western North America to improve our understanding of the driving forces behind Basin and Range extension, Eo Trans. AGU, v. 86(18), Jt. Ass. Suppl., Abstract G23C-05, INVITED.

  • Hammond, W.C., and Kreemer, C., 2005, Anomalous geodetic dilatation at the Central Nevada Seismic Belt: Inferring secular and transient contributions: Eos Trans AGU, v. 86(18), Jt. Ass. Suppl., Abstract G23C-04.

  • Hammond, W.C., and Kreemer, C., 2005, Using geodetic data to estimate seismic hazard in the western Great Basin, Seismological Research Letters, v. 76, no. 2, p. 239.

  • Hammond, W.C., Blewitt, G., and Kreemer, C., 2005, Geodetic constraints on the rate and style of contemporary deformation in the northern Walker Lane, Seismological Research Letters, v. 76, no. 2, p. 244.

  • Blewitt, G. Plag, H.-P., Kreemer, C. and Hammond, W.C., 2005, Effects of the Mw 9.0 Sumatra earthquake and tsunami on Earth’s shape, Seismological Research Letters, v. 76, no. 2, p. 218.

  • Kreemer, C., Blewitt, G., Plag, H.-P., and Holt, W.E., 2005, On the stability of the No-Net-Rotation frame realization, Geophysical Research Abstracts, v. 7, Abstract EGU05-A-10006, INVITED.

  • Plag, H.-P., Kreemer, C., and Kierulf, H.P., 2005, Improved determination of rigid plate motion by incorporating intraplate deformation models, Geophysical Research Abstracts, v. 7, Abstract EGU05-A-10068.

  • Plag H.-P., Blewitt, G., Kreemer, C., Hammond, W.C., and Titov, V., 2005, Effects of the Mw 9.0 Sumatra earthquake and tsunami on Earth's shape, Geophysical Research Abstracts, v. 7, Abstract EGU05-A-10129.

  • Kreemer, C., and Hammond, W.C., 2005, Using a geodetic strain rate model for the western United States to improve our understanding of the driving forces in continental extension zones, Geophysical Research Abstracts, v. 7, Abstract EGU05-A-10323, INVITED.

  • Kreemer, C., Hammond, W.C., and Blewitt, G., 2005, Kinematic modeling of the Walker Lane using GPS velocities and geologic observations, p. 98, Penrose Conference, Mammoth Lakes, California.

  • Kreemer, C., Hammond, W.C., and Blewitt, G., 2005, A pre-PBO strain rate model for the Great Basin, p.172, EarthScope National Meeting, Santa Ana Pueblo, New Mexico.

  • Hammond, W.C., Kreemer, C., and Blewitt, G., 2005, Understanding Northwest Basin and Range tectonics, from the Northern Walker Lane to the Central Nevada Seismic Belt, using EarthScope data, p.138, EarthScope National Meeting, Santa Ana Pueblo, New Mexico.

  • Aurelio, M.A., Bacolcol, T., Punongbayan, J.T., and Kreemer, C., 2005, Seismotectonics of the west-central Philippines: Mechanism of active faults from recent GPS measurements and earthquakes, International Symposium on Active Faulting, Hokudan, Japan.


    Selection of pre-2005 Meeting Abstracts of Unpublished Work - most abstracts are available by clicking on them.

    Meertens, C.M., L. Estey, C. Kreemer, and W. Holt, Interactive web interface to the global strain rate map project, AGU/CGU Joint Assembly, Abstract G21B-02, 2004.

    Le Pichon, X. and C. Kreemer, The effects of the definition of a stable Eurasian reference frame on geodetic velocity estimates along the its boundaries, AGU/CGU Joint Assembly, Abstract G24A-05 AGU/CGU, 2004.

    Socquet, A., C. Kreemer, N. Chamot-Rooke, C. Rangin, C. Vigny, and M. Pubellier, Strain modelling in the "Golden Triangle" region using GPS and active faults: interactions with the Eastern Himalayan Syntaxis, Geophys. Res. Abstr., 6, EGU04-A-04331, 2004.

    Hahn, B.C., W.E. Holt, C. Kreemer, and P.G. Silver, Long-term continental areal reduction produced by tectonic processes,
    35th Annual Lunar and Planetary Science Conference, Houston, 2004.

    Holt, W.E., C. Kreemer, L.M. Flesch, A.J. Haines, and R.A. Bennett, The resolving power of the current state of GPS information in North America: Implications for PBO planning,
    EOS Trans., AGU, 84(46), Fall Meeting Suppl., T32C-01, 2003.

    Hahn, B.C., W.E. Holt, P.G. Silver, and C. Kreemer, Changes in continental area inferred from space geodesy, EOS Trans., AGU, 84(46), Fall Meeting Suppl., T52A-0234, 2002.

    Kreemer, C, X. Le Pichon, and N. Chamot-Rooke, Block versus distributed deformation in the Aegean ,
    Geophys. Res. Abstr., 5, EAE03-A-10251, 2003.

    Kreemer, C, A. J. Haines, and W.E. Holt, Are oceanic transform azimuths consistent with geodetic plate motion models ?,
    Geophys. Res. Abstr., 5, EAE03-A-10185, 2003.

    Le Pichon, X., C. Kreemer, and N. Chamot-Rooke, Western extension of the North Anatolian Fault,
    Geophys. Res. Abstr., 5, EAE03-A-10145, 2003.

    Kreemer, C., X. Le Pichon, and N. Chamot-Rooke, GPS strain modelling of the extension of the North Anatolian Fault into the Aegean domain,
    Geophys. Res. Abstr., 5, EAE03-A-10370, 2003.

    Holt, W.C., B.C. Hahn, P.G. Silver, and C. Kreemer, Lithosphere-mantle coupling inferred from mantle seismic anisotropy measurements and surface deformation rates,
    EOS Trans., AGU, 83(47), Fall Meeting Supp l., T11D-1286, 2002.

    Hahn, B.C., W.E. Holt, P.G. Silver, and C. Kreemer, Changes in continental area inferred from space geodesy, EOS Trans., AGU, 83(47), Fall Meeting Suppl., T61A-1250, 2002.

    Kreemer, C.,and N. Chamot-Rooke, How do the North Anatolian and Kephalonia fault zones connect?: Insights from a new regional kinematic model,
    AGU Western Pacific Meeting, Wellington, SE42B-04, 2002.

    Lavallee, D, G. Blewitt, P.J. Clarke, K. Nurutdinov, W.E. Holt, C. Kreemer, C.M. Meertens, W.S. Shiver, S. Stein, S. Zerbini, L. Bastos, and H.G. Kahle, GPSVEL project: towards a dense global GPS velocity field,
    IAG Scientific Assembly, Budapest, September, 2001.

    Kreemer, C., L.M. Flesch, and W.E. Holt, The dynamics and kinematics of the central Andes; Understanding strike-slip and extensional earthquakes in the high Andes , Geophys. Res. Abstr., 3, 987, 2001.

    Blewitt, G., D. Lavallee, P.J. Clarke, K. Nurutdinov, W.E. Holt, C. Kreemer, C.M. Meertens, W.S. Shiver, and S. Stein, GPSVEL project: towards a dense global GPS velocity field, Proceedings of 10th General Assembly of the
    WEGENER project, Cadiz, Spain, 2000.


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