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== PRELIMINARY EARTHQUAKE REPORT ==

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



Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 10:27:55 AM (PDT) on Thursday, August 9, 2018.
The magnitude 1.4 event occurred 7 km (4 miles) ENE (66 degrees) of Mammoth Lakes, CA.
The hypocentral depth is 3 km ( 2 miles).



Magnitude 1.4 - duration magnitude (Md)
Time Thursday, August 9, 2018 at 10:27:55 AM (PDT)
Thursday, August 9, 2018 at 17:27:55 (UTC)
Distance from Mammoth Lakes, CA - 7 km (4 miles) ENE (66 degrees)
West Bishop, CA - 52 km (32 miles) NW (310 degrees)
Dixon Lane-Meadow Creek, CA - 53 km (33 miles) NW (305 degrees)
Bishop, CA - 56 km (35 miles) NW (306 degrees)
Yosemite Valley, CA - 59 km (37 miles) E (98 degrees)
Coordinates 37 deg. 39.6 min. N (37.661N), 118 deg. 54.6 min. W (118.911W)
Depth 2.55 km (1.6 miles)
Quality Good
Location Quality Parameters Nst=15, Nph=18, Dmin=0.8 km, Rmss=0.03 sec, Erho=0.39 km, Erzz=0.43 km, Gp=153 degrees
Event ID# nc73067461
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