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== PRELIMINARY EARTHQUAKE REPORT ==

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



Version #3: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 2:09:33 AM (PDT) on Tuesday, July 28, 2020.
The magnitude 0.2 event occurred 13 km (8 miles) E (87 degrees) of Mammoth Lakes, CA.
The hypocentral depth is 6 km ( 4 miles).



Magnitude 0.2 - duration magnitude (Md)
Time Tuesday, July 28, 2020 at 2:09:33 AM (PDT)
Tuesday, July 28, 2020 at 9:09:33 (UTC)
Distance from Mammoth Lakes, CA - 13 km (8 miles) E (87 degrees)
West Bishop, CA - 46 km (28 miles) NW (313 degrees)
Dixon Lane-Meadow Creek, CA - 47 km (29 miles) NW (308 degrees)
Bishop, CA - 49 km (31 miles) NW (309 degrees)
Yosemite Valley, CA - 66 km (41 miles) E (99 degrees)
Coordinates 37 deg. 38.5 min. N (37.642N), 118 deg. 50.0 min. W (118.834W)
Depth 6.23 km (3.9 miles)
Quality Good
Location Quality Parameters Nst=12, Nph=13, Dmin=0.5 km, Rmss=0.06 sec, Erho=0.99 km, Erzz=0.97 km, Gp=154 degrees
Event ID# nc73434736
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