Application of Hilbert-Huang Transform in Generating Spectrum-Compatible Earthquake Time Histories

Table 2

Results of seismic hazard deaggregation.

Location	Motion periods	Seismicity	Hypocentral distance	Moment magnitude
Quebec City	𝑠(0.2 sec)*	0.56 g	41 km	6.1
	𝑠(1.0 sec)*	0.14 g	100 km	7.1
La Malbaie	𝑠(0.2 sec)*	2.30 g	20 km	6.9
	𝑠(1.0 sec)*	0.57 g	22 km	7.1
New York City	𝑠(0.2 sec)*	0.423 g	37.7 km	5.79
	𝑠(1.0 sec)*	0.0934 g	102.4 km	6.39
Chicago	𝑠(0.2 sec)*	0.184 g	85.1 km	5.60
	𝑠(1.0 sec)*	0.065 g	357.6 km	7.11
ENA sites	Short	Moderate	0–50 km	5.5–6.5
	Long	Moderate	20–150 km	6.5–7.5

* 𝑠(𝑇) is the uniform hazard spectral acceleration at vibration period 𝑇.