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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 1:10:43 PM (PDT) on Monday, July 9, 2018.
The magnitude 1.7 event occurred 20 km (12 miles) S of Mammoth Lakes, CA.
The hypocentral depth is 4 km ( 2 miles).



Magnitude 1.7 - duration magnitude (Md)
Time Monday, July 9, 2018 at 1:10:43 PM (PDT)
Monday, July 9, 2018 at 20:10:43 (UTC)
Distance from Mammoth Lakes, CA - 20 km (12 miles) S (191 degrees)
West Bishop, CA - 51 km (32 miles) WNW (283 degrees)
Dixon Lane-Meadow Creek, CA - 54 km (34 miles) W (279 degrees)
Bishop, CA - 56 km (35 miles) W (281 degrees)
Oakhurst, CA - 57 km (36 miles) ENE (75 degrees)
Coordinates 37 deg. 27.6 min. N (37.459N), 119 deg. 1.2 min. W (119.020W)
Depth 3.66 km (2.3 miles)
Quality Fair
Location Quality Parameters Nst=26, Nph=30, Dmin=15.8 km, Rmss=0.11 sec, Erho=0.26 km, Erzz=2.03 km, Gp=127 degrees
Event ID# nc73042321
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