Probabilistic Seismic Hazard Analysis (PSHA) & UHRS Dashboard

1. Site Information

Site Latitude (°N):

Site Longitude (°E):

Vs30 (m/s):

2. Fault Database / Model

Fault Database Source: SESAT (South-East Asia Active Faults) Updated Active Crustal Fault Model (Generic 3-Source) Single Dominant Fault Zone

3. Seismicity Recurrence (G-R)

Gutenberg-Richter a-value:

Gutenberg-Richter b-value:

Minimum Magnitude (M_min):

Maximum Magnitude (M_max):

4. Ground Motion Model (GMM / GMPE)

Select GMPE Formulation: NGA-West2 Equivalent (Active Crustal) Joyner & Boore Simplified Model Akkar & Bommer Model

Log Standard Deviation (σ_{ln Z}):

5. Hazard Targets / PE Choice

Time Horizon (Years):

Select Target Exceedance Probabilities:

10% PE (475-yr RP)

2% PE (2475-yr RP)

Custom PE (%):

Click Compute Hazard & UHRS to generate PSHA results and Uniform Hazard Response Spectra.