SEISMOGRAPH.me

PSHA Tool

$199.99
  • Site-Specific Probabilistic Seismic Hazard Analysis
  • 29 Attenuation Models (Including NGA14 Models) (new) / Attenuation Plotter
  • 4 Source Types: Point / Line / Area / 3D Fault
  • Compute Magnitude and Distance Distributions
  • 3 Analysis Cases: Single / Multiple / Logic Tree
  • Hazard Curves / Uniform Hazard Spectrum / Deaggregation Tool
  • Advanced Source Editor Tool
    • Magnitude Conversion
    • Declustering (Remove Foreshocks & Aftershocks)
PSHA Tool: Probabilistic Seismic Hazard Analysis Software
. . . . . . . . . . . . . . . . . . . .
   

 

PSHA Tool: Site-Specific Probabilistic Seismic Hazard Analysis Package 
 
  • 29 Attenuation Models
  • 4 Source Type: Point / Line / Area / 3D Fault
  • Compute Magnitude and Distance Distributions
  • 3 Analysis Cases: Single / Multiple / Logic Tree
  • Advance Source Editor
  • Attenuation Plotter

 

 
 
 

Basic Source Types: Point / Line / Area

  • Draw Source Geometry
  • Assign Fault Mechanism 
  • Compute Magnitude and Distance Distributions
 
 

 

Advanced Line Source: 3D Fault

  • Easily build 3D geometry: Draw fault trace / set Depth, Width and Dip Angle / Use Stirling or Frankel method for gridding.
  • Assign Fault Mechanism 
  • Compute Magnitude and Distance Distributions
  • Calculate various distances: RJB, RX, Rmin and Rmax
 
 

Seismicity Data

  • Directly add seismicity parameters or import required data from Source Editor and calculate automatically.

 
 

 

29 Attenuation Models

  • Cornell et al. (1979)
  • Amberseys (1975)
  • Amberseys (1990)
  • Campbell (1989)
  • Joyner & Boore (1981)
  • Joyner & Boore (1988)
  • Campbell (1997)
  • Campbell & Bozorgnia (2003)
  • Campbell & Bozorgnia (2008)
  • Abrahamson & Silva (1993)
  • Abrahamson & Silva (2008)
  • Sadigh et al. (1997)
  • Boore et al. (1993)
  • Boore & Atkinson (2008)
  • Zaré et al. (1999)
  • Zaré & Sabzali (2006)
  • Ghodrati Amiri et al. (2007)
  • Ghodrati Amiri et al. (2010)
  • Ghasemi et al. (2009)
  • Youngs et al. (1988)
  • Chiou & Youngs (2008)
  • Idriss (1993)
  • Abrahamson et al. (2014)
  • Campbell & Bozorgnia (2014)
  • Chiou & Youngs (2014)
  • Boore et al. (2014)
  • Idriss (2014)
  • Bindi et al. (2011)
  • Lanzano et al. (2019)

 
 
 

Logic Tree: Treat Uncertainties

  • Consider up to 10 attenuation models along with different Max. Credible Magnitude in one Logic Tree Case.
 
 

Review Results

  • Review and compare Hazard Curves for different Attenuation Models and Seismic Sources.
  • View Weighted Average Curve for Multiple and Logic Tree cases.
  • Plot Uniform Hazard Spectrum for appropriate Attenuation Models.
 
 

Integrated Workflow

  • Stay organized using the Analysis Cases (Single / Multiple / Logic Tree) and create appropriate set for different scenarios. 

 
 
 

Attenuation Plotter

  • Plot all available attenuation models and examine effect of various parameters
 
 

Advance Source Editor (v2.0)

  • Convert different Magnitude scales
    • ML -> Mw (Shoja & Taheri, 2007)
    • MS -> Mw (EMME, 2011 – Scordilis, 2006)
    • mb -> Mw (Scordilis, 2006)
    • ML -> Ms (Gutenberg & Richter, 1956)
    • Mb -> Ms (Mirzaei, 2011 – Ambraseys & Melville, 1982)
    • mB -> Ms (Gutenberg & Richter, 1956)
  • Remove Foreshocks & Aftershocks
  • Build sources by assigning events
  • Export Sources Data into PSHA Tool to calculate seismicity parameters
 
 

Deaggregation Tool

  • Identify the magnitude and distance combination with the largest contribution to seismic hazard
  • Compute Mean and Modal Values (for M, R and ε)
  • Break down the deaggregation result to individual sources, GMPEs and Magnitude sets
  • Perform UHS deaggregation for desired spectral period
  • User-friendly design and workflow

 

 
 
   
   

Documents & Verifications