M3.4 Willow Creek, CA

Today, 16May2018 at 22:01hrs UTC (05:01pm CST), a gentle M3.4 earthquake shook California.

TXESP’s EQ1 and Raspberry Shake (Band pass 4.4 to 9.0 Hz filter) seismometers recorded some wave arrivals. Today’s event was approximately 25 polar deg away from station E1TX.  NOTE the similrities between the two seismograms,


Raspberry Shake



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