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Is 1,200,000,000 shakes as long as The San Francisco earthquake of 1906?

It's about one-fourth as long as The San Francisco earthquake of 1906
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The length of The San Francisco earthquake of 1906 is about 5,250,000,000 shakes.
(1906) (Mussel Rock Fault, California) (sensible duration)
The San Francisco earthquake of 1906 caused perceptible shaking of the ground for about 5,250,000,000 shakes. The most devastating natural disaster in California's history, the quake was felt as far away and southern Oregon and western Nevada, and resulted in about 3,000 deaths, the displacement of 55% - 70% of the city's population, and the shifting of some spots of ground by up to 6 m (20 ft).
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