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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 5:58:44 AM (PDT) on Monday, August 12, 2019.
The magnitude 0.5 event occurred 15 km (9 miles) ESE of Mammoth Lakes, CA.
The hypocentral depth is 1 km ( 1 mile).



Magnitude 0.5 - duration magnitude (Md)
Time Monday, August 12, 2019 at 5:58:44 AM (PDT)
Monday, August 12, 2019 at 12:58:44 (UTC)
Distance from Mammoth Lakes, CA - 15 km (9 miles) ESE (123 degrees)
West Bishop, CA - 41 km (25 miles) NW (304 degrees)
Dixon Lane-Meadow Creek, CA - 42 km (26 miles) WNW (298 degrees)
Bishop, CA - 45 km (28 miles) WNW (300 degrees)
Big Pine, CA - 66 km (41 miles) NW (313 degrees)
Coordinates 37 deg. 33.8 min. N (37.564N), 118 deg. 50.3 min. W (118.838W)
Depth 1.29 km (0.8 miles)
Quality Fair
Location Quality Parameters Nst=11, Nph=11, Dmin=3.0 km, Rmss=0.03 sec, Erho=0.8 km, Erzz=1.28 km, Gp=222 degrees
Event ID# nc73248281
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