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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 6:39:04 PM (PST) on Wednesday, February 12, 2020.
The magnitude 1.2 event occurred 17 km (10 miles) SSE of Ridgemark, CA.
The hypocentral depth is 2 km ( 1 mile).



Magnitude 1.2 - duration magnitude (Md)
Time Wednesday, February 12, 2020 at 6:39:04 PM (PST)
Thursday, February 13, 2020 at 2:39:04 (UTC)
Distance from Ridgemark, CA - 17 km (10 miles) SSE (158 degrees)
Hollister, CA - 21 km (13 miles) SSE (154 degrees)
Chualar, CA - 23 km (14 miles) ENE (60 degrees)
Gonzales, CA - 23 km (14 miles) NE (35 degrees)
Soledad, CA - 28 km (17 miles) N (6 degrees)
Coordinates 36 deg. 40.5 min. N (36.674N), 121 deg. 17.7 min. W (121.295W)
Depth 2.15 km (1.3 miles)
Quality Good
Location Quality Parameters Nst=16, Nph=18, Dmin=4.7 km, Rmss=0.06 sec, Erho=0.4 km, Erzz=1.42 km, Gp=167 degrees
Event ID# nc73340340
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