– During Taylor Swift's first two nights in Seattle on the Eras Tour, fans caused seismic activity equivalent to a 2.3 magnitude earthquake.
– Seismologist Jackie Caplan-Auerbach from Western Washington University confirmed the seismic pattern was nearly identical on both nights.
– The phenomenon, called "Swift Quake," was compared to 2011's "Beast Quake" caused by Seahawks' Marshawn Lynch.
– Swift's seismic activity exceeded "Beast Quake" in strength, with shaking twice as strong.
– The third night showed a slight difference due to a 30-minute show delay.
– The seismic data indicated fans' enthusiastic response to Taylor Swift singing "Shake It Off."
– "Swift Quake" became a notable event during her tour's Seattle stops.
– The seismic impact demonstrates the immense excitement and energy of Taylor Swift's dedicated fans.