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  1. 2024 Crustal Deformation Modeling Workshop

    12 Nov 2024 | Contributor(s): Lorraine Hwang, Brad Aagaard, Matthew Knepley, Eric Lindsey, Kathryn Materna, Hilary Martens, Charles Williams

    Workshop ReportJune 10-14, 2024Goldden, ColoradoSee calendar for more information.

  2. 2020 Crustal Deformation Modeling Workshop Report

    27 Jul 2022 | Contributor(s): Brad Aagaard, Sylvain Barbot, Brittany Erickson, Matthew Knepley, Mark Simons, Charles Williams

    Workshop report

  3. PyLith

    27 Oct 2021 | Software: Download | Contributor(s): Brad Aagaard (primary-developer), Charles A. Williams (primary-developer), Matthew Knepley (primary-developer)

    PyLith is a finite-element code for dynamic and quasistatic simulations of crustal deformation, primarily earthquakes and volcanoes. Binary packages are available for macOS and Linux. Detailed installation instructions for the binary packages are in the PyLith manual.

  4. Relax

    26 Oct 2021 | Software: Download | Contributor(s): Sylvain Barbot (primary-developer)

    Relax implements a semi-analytic Fourier-domain solver and equivalent body forces to compute quasi-static relaxation of stress perturbation.It is not an acronym, it's a motto!The open-source program Relax evaluates the displacement and stress in a half space with gravity due to...

  5. Virtual Quake

    26 Oct 2021 | Software: Download | Contributor(s): John M. Wilson, Kasey W. Schultz, Eric M. Heiein, Michael K. Sacks, John B. Rundle

    Virtual Quake (formerly Virtual California) is a boundary element code that performs simulations of fault systems based on stress interactions between fault elements to understand long term statistical behavior.

  6. SELEN

    25 Oct 2021 | Software: Download | Contributor(s): Giorgio Spada (primary-developer), Daniele Melini (primary-developer)

    SELEN: a program for solving the "Sea Level Equation.The open source program SELEN solves numerically the so-called "Sea Level Equation" (SLE) for a spherical, layered, non-rotating Earth with Maxwell viscoelastic rheology. The SLE is an integral equation that was introduced in...

  7. LithoMop

    22 Oct 2021 | Software: Download | Contributor(s): Charles A. Williams (primary-developer)

    LithoMop is a finite element code for the solution of the visco-elastic/plastic deformation that was designed for lithospheric modeling problems.A newer version of LithoMop, called PyLith, has been released by CIG.

  8. Responsibilities of Working Groups

    12 Oct 2021 | Documents | Contributor(s): Executive Committee, Science Steering Committee

    Roles and responsibilities of Working Groups.Approved 24 August 2021.

  9. Responsibilities of the SSC

    12 Oct 2021 | Documents | Contributor(s): Executive Committee, Science Steering Commitee

    Roles and responsibilities of the Science Steering Committee.Approved 24 August 2021.

  10. Responsibilities of the EC

    12 Oct 2021 | Documents | Contributor(s): Executive Committee, Science Steering Committee

    Describes the roles and responsibilities of the Executive Committee.Approved 24 August 2021

  11. Extended Finite Element Methods for Crustal Deformation Simulation

    30 Mar 2021 | Workshops | Contributor(s): Ethan Coon, Bruce Shaw, Marc Spiegelman

    Extended Finite Element Methods for Crustal Deformation Simulation. June 14-18, 2010. Ethan Coon. 

  12. Tomography of the Mojavian Lithosphere Viscosity from Space Geodetic data of the Landers and Hector Mine Earthquakes

    30 Mar 2021 | Workshops | Contributor(s): Sylvain Barbot, Yuri Fialko

    Tomography of the Mojavian Lithosphere Viscosity from Space Geodetic data of the Landers and Hector Mine Earthquakes. June 14-18, 2010. Sylvain Barbot. 

  13. 3D numerical mechanical modeling of the southern San Andreas Fault system

    30 Mar 2021 | Workshops | Contributor(s): Benjamin Hooks, B.R. Smith-Konter

    3D numerical mechanical modeling of the southern San Andreas Fault system. June 14-18, 2010. Benjamin Hooks. 

  14. A one dimensional model of Earth structure in the western United States from GPS observation of ocean tidal load

    30 Mar 2021 | Workshops | Contributor(s): Takeo Ito, Mark Simons

    A one dimensional model of Earth structure in the western United States from GPS observation of ocean tidal load. June 14-18, 2010. Takeo Ito. 

  15. Rheology of the brittle-plastic transition: Role of fabric and phyllosilicates

    30 Mar 2021 | Workshops | Contributor(s): Laurent G.J. Montesi

    Rheology of the brittle-plastic transition: Role of fabric and phyllosilicates. June 14-18, 2010. Laurent G.J. Montesi. 

  16. Community Benchmarks for Code Verification

    30 Mar 2021 | Workshops | Contributor(s): Brad Aagaard

    Community Benchmarks for Code Verification. June 14-18, 2010. Brad Aagaard. 

  17. Constructing constitutive relations for faulting at high and low sliding speeds

    30 Mar 2021 | Workshops | Contributor(s): Nick Beeler

    Constructing constitutive relations for faulting at high and low sliding speeds. June 14-18, 2018. Nick Beeler. 

  18. Tectonic Tremor Beneath the San Andreas Fault: Implications for lower crustal deformation

    30 Mar 2021 | Workshops | Contributor(s): David R. Shelly, Jeanne Hardebeck, Gary Fuis, Jessica Murray-Moraleda, Bill Ellsworth, Roland Bürgmann, Bob Nadeau, Greg Beroza

    Tectonic Tremor Beneath the San Andreas Fault: Implications for lower crustal deformation. June 14-18, 2010. David R. Shelly. 

  19. A model for ductile shear initiated by shear fracture: Application to short term and secular fault slip.

    30 Mar 2021 | Workshops | Contributor(s): Luc Lavier, Rick Bennett, Liz Logan, Gianreto Manatschal, Nick Hayman

    A model for ductile shear initiated by shear fracture: Application to short term and secular fault slip. June 14-18, 2010. Luc Lavier. 

  20. An overview of the 4 April 2010 Sierra El Mayor-Cucapah (Baja California) earthquake

    30 Mar 2021 | Workshops | Contributor(s): Rich Briggs, Shengji Wei, Eric Fielding, Sebastien Leprince, Anthony Sladen, Risheng Chu, Mark Simons, Jean-Philippe Avouac, Egill Hauksson, Donald V. Helmberger, Rowena Lohman, Ken Hudnut, Sinan Akciz

    An overview of the 4 April 2010 Sierra El Mayor-Cucapah (Baja California) earthquake. June 14-18, 2010. Rich Briggs. 

  21. The January 12, 2010 Haiti Earthquake

    30 Mar 2021 | Workshops | Contributor(s): Eric Calais, Andrew Freed, Glen Mattioli, Pamela Jansma, Falk Amelung, Timothy Dixon, Sigurjon Jonsson, Claude Prepetit, Roberte Momplaisir

    The January 12, 2010 Haiti Earthquake. June 10-14, 2010. Eric Calais. 

  22. News from the Chilean Front

    30 Mar 2021 | Workshops | Contributor(s): Jorge Baron, Jim Beck, Mike Bevis, Mauro Blanco, Ben Brooks, Dana Caccamise, James Foster, Jeff Genrich, Erik Kendrik, Nina Lin, Sarah Minson, Fransisco Ortega, Susan Owen, Hector Parra, Anthony Sladen, Mark Simons, Bob Smalley

    News from the Chilean Front. June 14-18, 2010. Jorge Baron. 

  23. The USGS Response to Recent Large Earthquakes: A Seismological Overview of the Haiti, Chile, and El Mayor Events

    30 Mar 2021 | Workshops | Contributor(s): Gavin Hayes

    The USGS Response to Recent Large Earthquakes: A Seismological Overview of the Haiti, Chile, and El Mayor Events. June 14-18, 2010. Gavin Hayes. 

  24. Extending PyLith

    30 Mar 2021 | Workshops | Contributor(s): Brad Aagaard, Charles Williams, Matthew Knepley, Surendra Somala

    Extending PyLith. June 14-18, 2010. Brad Aagaard. 

  25. Generating Meshes for Geodynamic Problems Using Cubit

    30 Mar 2021 | Workshops | Contributor(s): Charles Williams, Rowena Lohman

    Generating Meshes for Geodynamic Problems Using Cubit. June 14-18, 2010. Charles Williams. 

  26. PyLith 1.5: Friction, Small Strains, and Elastoplasticity

    30 Mar 2021 | Workshops | Contributor(s): Brad Aagaard, Charles Williams, Matthew Knepley, Surendra Somala

    PyLith 1.5: Friction, Small Strains, and Elastoplasticity. June 14-18, 2010. Brad Aagaard. 

  27. LaGriT Tutorial

    30 Mar 2021 | Workshops | Contributor(s): Carl Gable

    LaGriT Tutorial. June 14-18, 2010. Carl Gable. 

  28. Release note summary: Cubit 11.1-12.0-12.1

    30 Mar 2021 | Workshops | Contributor(s): Rowena Lohman, Steve Owen

    Release note summary: Cubit 11.1-12.0-12.1. June 14-18, 2010. Rowena Lohman. 

  29. What's New In PyLith 1.5.0?

    30 Mar 2021 | Workshops | Contributor(s): Charles Williams, Brad Aagaard, Matthew Knepley, Surendra Somala, Sue Kientz, Lief Strand

    What's New In PyLith 1.5.0?. June 14-18, 2010. Charles Williams. 

  30. PyLith 1.5 Tutorial

    30 Mar 2021 | Workshops | Contributor(s): Brad Aagaard

    PyLith 1.5 Tutorial. June 14-18, 2010. Brad Aagaard. 

  31. Meshing and Set Up Workflow

    30 Mar 2021 | Workshops | Contributor(s): Carl Gable

    Meshing and Set Up Workflow. June 14-18, 2010. Carl Gable. 

  32. Introduction to CUBIT: A quick tutorial and some simple examples

    30 Mar 2021 | Workshops | Contributor(s): Rowena Lohman

    Introduction to CUBIT: A quick tutorial and some simple examples. June 14-18, 2010. Rowena Lohman. 

  33. Building GeoFEST Models

    30 Mar 2021 | Workshops | Contributor(s): Jay Parker

    Building GeoFEST Models. June 14-18, 2010. Jay Parker. 

  34. PyLith

    30 Mar 2021 | Workshops | Contributor(s): Brad Aagaard, Charles Williams, Matthew Knepley, Surendra Somala, Sue Kientz, Leif Strand

    PyLith. June 14-18, 2010. Brad Aagaard. 

  35. Finite-Element Modeling for Crustal Deformation

    30 Mar 2021 | Workshops | Contributor(s): Brad Aagaard

    Finite-Element Modeling for Crustal Deformation. June 14-18, 2010. Brad Aagaard. 

  36. CIG Bylaws 2018

    30 Mar 2021 | Documents | Contributor(s): Staff

    Bylaws of Computational Infrastructure for Geodynamics (CIG). As amended by the Electorate, June 30, 2018. 

  37. CIG Business Meeting 2007 Presentations

    07 Feb 2021 | Documents | Contributor(s): Staff

    PDF presentations given at the CIG Business Meeting on December 11, 2007, in San Francisco during the annual AGU Meeting.

  38. CIG Business Meeting 2009 Presentations

    07 Feb 2021 | Documents | Contributor(s): Staff

    CIG Business Meeting 2009 Presentation.Movie Files and Other Supporting Material.Ehler.

  39. CIG Business Meeting 2008 Presentations

    07 Feb 2021 | Documents | Contributor(s): Staff

    CIG Business Meeting 2008 Presentations.December 16, 2008.CIG Business Meeting: The Future of CIG, presented by Marc Spiegelmann (Columbia), EC Chair.CIG-II, presented by Louise Kellogg (UC Davis), SSC Chair.

  40. SSC May 2008 Meeting Presentations

    07 Feb 2021 | Documents | Contributor(s): Staff

    Presentations from the SSC Meeting held at CIG on May 29-30, 2008.

  41. Expanding Computational Infrastructure: The First 5 Years of CIG

    07 Feb 2021 | Documents | Contributor(s): Staff

    Expanding Computational Infrastructure: The First 5 Years of CIG.Parts 1 & 2.

  42. 2013 CIG Strategic Plan & Annual Report

    07 Feb 2021 | Documents | Contributor(s): Staff

    2013-2014 Strategic Plan & Annual Report.June 2013.

  43. 2009 CIG Annual Report

    07 Feb 2021 | Documents | Contributor(s): Staff

    Annual Report:Aug. 31, 2009. 

  44. 2007 CIG Five-Year Strategic Plan

    07 Feb 2021 | Documents | Contributor(s): Staff

    Five-Year Strategic Plan: Sept. 1, 2007 to Aug. 31, 2012.

  45. 2005 CIG Five-Year Strategic Plan

    07 Feb 2021 | Documents | Contributor(s): Staff

    Five-year Strategic Plan: Sept. 1, 2005 to Aug. 31, 2010.Submitted July 26, 2005.

  46. 2005 Executive Committee Meeting Minutes

    07 Feb 2021 | Documents | Contributor(s): Staff

    Minutes of the Executive Committee Meeting.May 2, 2005, Berkeley, CA.

  47. Advancing Solid Earth System Science Through High-Performance Computing

    07 Feb 2021 | Documents | Contributor(s): Staff

    Advancing Solid Earth System Science Through High-Performance Computing.June 2014.

  48. 2014 Positioning CIG

    05 Feb 2021 | Documents | Contributor(s): Staff

    Positioning CIG.September 2014.

  49. 2014 CIG Strategic Plan & Annual Report

    05 Feb 2021 | Documents | Contributor(s): Staff

    CIG 2014-2015 Strategic Plan & Annual Report.June 2014.

  50. 2015 CIG Strategic Plan & Annual Report

    05 Feb 2021 | Documents | Contributor(s): Staff

    CIG 2015-2016 Strategic Plan & Annual Report.June 2015.