1. Preliminary Models for PGA and 1-Sec Spectral Acceleration B. Chiou and R. Youngs (NGA Workshop, December 3, 2004)

3. EPRI Soil Model PGA

4. Peninsular Range Soil Model PGA

5. EPRI Soil Model Sa [T=1.0sec]

6. Peninsular Range Soil Model Sa [T=1.0sec]

7. PGA Before

8. PGA After

9. Sa [T=1.0sec] Before

10. Sa [T=1.0sec] After

11. PGA Before

12. Sa [T=1.0sec] Before

13. Sa [T=1.0sec] Style-of-Faulting Effect

14. Sa [T=1.0sec] Style-of-Faulting Effect

15. Peak Ground Acc. Hypocenter Depth Effect

16. Sa [T=1.0 sec] Hypocenter Depth Effect

17. Peak Ground Acc. Z1.5 Effect

18. Sa [T=1.0sec] Z1.5 Effect

19. Peak Ground Acc. Fault Aspect Ratio Effect

20. Sa [T=1.0sec] Fault Aspect Ratio Effect

21. Peak Ground Acc. Fault Area Effect

22. Sa [T=1.0sec] Fault Area Effect