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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 6:41:09 AM (PDT) on Saturday, May 23, 2020.
The magnitude 1.2 event occurred 14 km (9 miles) S of Mammoth Lakes, CA.
The hypocentral depth is 2 km ( 1 mile).



Magnitude 1.2 - duration magnitude (Md)
Time Saturday, May 23, 2020 at 6:41:09 AM (PDT)
Saturday, May 23, 2020 at 13:41:09 (UTC)
Distance from Mammoth Lakes, CA - 14 km (9 miles) S (186 degrees)
West Bishop, CA - 51 km (31 miles) WNW (289 degrees)
Dixon Lane-Meadow Creek, CA - 53 km (33 miles) WNW (285 degrees)
Bishop, CA - 55 km (34 miles) WNW (287 degrees)
Yosemite Valley, CA - 57 km (36 miles) ESE (117 degrees)
Coordinates 37 deg. 30.5 min. N (37.508N), 118 deg. 59.8 min. W (118.997W)
Depth 1.92 km (1.2 miles)
Quality Fair
Location Quality Parameters Nst=17, Nph=19, Dmin=11.7 km, Rmss=0.08 sec, Erho=0.32 km, Erzz=2.01 km, Gp=115 degrees
Event ID# nc73394261
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