Natural Resources Canada
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Natural Resources Canada > Earth Sciences Sector > Earthquakes Canada
Sample uniform hazard spectra for four Canadian cities
Uniform Hazard Spectra for Vancouver, Montreal, Toronto and Winnipeg at 2%/50
year probability on firm ground conditions (NBC soil class C). To interpret
the spectra, consider that buildings vibrate with a resonance period (in
seconds) about 1/10th their number of stories.