CyberShake Background Seismicity
From SCECpedia
Goal: determine the importance of background seismicity in different parts of CA to either validate it's exclusion in CyberShake or motivate an inclusion strategy.
Calculation parameters:
- GMPE: NGA-West2 GMPE (average of 4 models)
- ERF: UCERF2, with and without background seismicity
- Site Effects: Vs30 is from Wills (2015), no basin depth terms included
- IMT is 2 second SA.
| Model | 10% in 50yr | 2% in 50yr | 1% in 50yr |
|---|---|---|---|
| Excluding Background |  |
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| Including Background |  |
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| Ratio Exclude/Include |  |
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