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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 3:36:50 AM (PST) on Tuesday, February 11, 2020.
The magnitude 0.8 event occurred 13 km (8 miles) ESE of Mammoth Lakes, CA.
The hypocentral depth is 5 km ( 3 miles).



Magnitude 0.8 - duration magnitude (Md)
Time Tuesday, February 11, 2020 at 3:36:50 AM (PST)
Tuesday, February 11, 2020 at 11:36:50 (UTC)
Distance from Mammoth Lakes, CA - 13 km (8 miles) ESE (122 degrees)
West Bishop, CA - 42 km (26 miles) NW (304 degrees)
Dixon Lane-Meadow Creek, CA - 44 km (27 miles) WNW (298 degrees)
Bishop, CA - 47 km (29 miles) WNW (300 degrees)
Yosemite Valley, CA - 66 km (41 miles) ESE (106 degrees)
Coordinates 37 deg. 34.4 min. N (37.574N), 118 deg. 51.2 min. W (118.853W)
Depth 4.64 km (2.9 miles)
Quality Fair
Location Quality Parameters Nst=19, Nph=22, Dmin=2.8 km, Rmss=0.05 sec, Erho=0.48 km, Erzz=0.74 km, Gp=185 degrees
Event ID# nc73338246
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