Recent Earthquakes in California and Nevada


== 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 2:44:19 PM (PDT) on Wednesday, April 7, 2021.
The magnitude 1.2 event occurred 13 km (8 miles) ESE of Gilroy, CA.
The hypocentral depth is 7 km ( 4 miles).


Magnitude 1.2 - duration magnitude (Md)
Time Wednesday, April 7, 2021 at 2:44:19 PM (PDT)
Wednesday, April 7, 2021 at 21:44:19 (UTC)
Distance from Gilroy, CA - 13 km (8 miles) ESE (108 degrees)
Hollister, CA - 14 km (9 miles) NNW (348 degrees)
San Juan Bautista, CA - 17 km (10 miles) NE (35 degrees)
Ridgemark, CA - 18 km (11 miles) NNW (342 degrees)
Aromas, CA - 21 km (13 miles) ENE (65 degrees)
Coordinates 36 deg. 58.2 min. N (36.969N), 121 deg. 25.8 min. W (121.430W)
Depth 6.68 km (4.2 miles)
Quality Good
Location Quality Parameters Nst=20, Nph=21, Dmin=7.9 km, Rmss=0.1 sec, Erho=0.32 km, Erzz=1.02 km, Gp=54 degrees
Event ID# nc73546515
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