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== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California



Version #0: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.

A micro earthquake occurred at 3:09:31 AM (PDT) on Tuesday, October 8, 2019.
The magnitude 1.0 event occurred 3 km (2 miles) ENE (73 degrees) of Mammoth Lakes, CA.
The hypocentral depth is 3 km ( 2 miles).



Magnitude 1.0 - duration magnitude (Md)
Time Tuesday, October 8, 2019 at 3:09:31 AM (PDT)
Tuesday, October 8, 2019 at 10:09:31 (UTC)
Distance from Mammoth Lakes, CA - 3 km (2 miles) ENE (73 degrees)
West Bishop, CA - 54 km (33 miles) NW (306 degrees)
Dixon Lane-Meadow Creek, CA - 55 km (34 miles) WNW (302 degrees)
Yosemite Valley, CA - 56 km (35 miles) E (101 degrees)
Bishop, CA - 58 km (36 miles) WNW (303 degrees)
Coordinates 37 deg. 38.7 min. N (37.644N), 118 deg. 56.9 min. W (118.949W)
Depth 3.4 km (2.1 miles)
Quality Good
Location Quality Parameters Nst=9, Nph=9, Dmin=2.5 km, Rmss=0.02 sec, Erho=1.25 km, Erzz=2.42 km, Gp=102 degrees
Event ID# nc73288675
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