[It registered] in the magnitude 1-to-2 range, according to John Vidale, a professor at the University of Washington and the director of the Pacific Northwest Seismic Network.
Vidale said his staff recorded five separate seismic events during Seattle's 34-7 pasting of New Orleans -- a match-up of two of the NFL's top teams.
The most intense episode came late in the first quarter, when Seahawks defensive lineman Michael Bennett returned a Saints fumble 22 yards for a touchdown.
And this wasn't the first time.
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