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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 10:04:58 PM (PDT) on Wednesday, July 11, 2018.
The magnitude 1.2 event occurred 12 km (8 miles) ESE of Yosemite Valley, CA.
The hypocentral depth is 5 km ( 3 miles).



Magnitude 1.2 - duration magnitude (Md)
Time Wednesday, July 11, 2018 at 10:04:58 PM (PDT)
Thursday, July 12, 2018 at 5:04:58 (UTC)
Distance from Yosemite Valley, CA - 12 km (8 miles) ESE (111 degrees)
Mammoth Lakes, CA - 42 km (26 miles) W (280 degrees)
Midpines, CA - 45 km (28 miles) ENE (67 degrees)
Oakhurst, CA - 45 km (28 miles) NNE (23 degrees)
Ahwahnee, CA - 45 km (28 miles) NNE (33 degrees)
Coordinates 37 deg. 42.1 min. N (37.701N), 119 deg. 26.9 min. W (119.448W)
Depth 4.63 km (2.9 miles)
Quality Poor
Location Quality Parameters Nst=9, Nph=11, Dmin=33.4 km, Rmss=0.08 sec, Erho=2.44 km, Erzz=10.27 km, Gp=340 degrees
Event ID# nc73043506
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