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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 11:18:37 AM (PDT) on Tuesday, August 7, 2018.
The magnitude 0.5 event occurred 10 km (6 miles) ESE of Mammoth Lakes, CA.
The hypocentral depth is 4 km ( 2 miles).



Magnitude 0.5 - duration magnitude (Md)
Time Tuesday, August 7, 2018 at 11:18:37 AM (PDT)
Tuesday, August 7, 2018 at 18:18:37 (UTC)
Distance from Mammoth Lakes, CA - 10 km (6 miles) ESE (122 degrees)
West Bishop, CA - 45 km (28 miles) NW (304 degrees)
Dixon Lane-Meadow Creek, CA - 47 km (29 miles) WNW (299 degrees)
Bishop, CA - 50 km (31 miles) WNW (300 degrees)
Yosemite Valley, CA - 64 km (40 miles) ESE (105 degrees)
Coordinates 37 deg. 35.3 min. N (37.588N), 118 deg. 52.8 min. W (118.881W)
Depth 3.52 km (2.2 miles)
Quality Poor
Location Quality Parameters Nst=7, Nph=12, Dmin=3.8 km, Rmss=0.05 sec, Erho=1.17 km, Erzz=31.61 km, Gp=251 degrees
Event ID# nc73065981
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