Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

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


Version #0: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.

A micro earthquake occurred at 8:06:19 AM (PDT) on Friday, March 28, 2025.
The magnitude 1.0 event occurred 22 km (13 miles) NE (43 degrees) of Greenfield, CA.
The hypocentral depth is 4 km ( 3 miles).


Magnitude 1.0 - duration magnitude (Md)
Time Friday, March 28, 2025 at 8:06:19 AM (PDT)
Friday, March 28, 2025 at 15:06:19 (UTC)
Distance from Greenfield, CA - 22 km (13 miles) NE (43 degrees)
Soledad, CA - 23 km (14 miles) E (79 degrees)
King City, CA - 28 km (18 miles) N (9 degrees)
Gonzales, CA - 33 km (21 miles) E (99 degrees)
Chualar, CA - 41 km (26 miles) ESE (107 degrees)
Coordinates 36 deg. 27.7 min. N (36.461N), 121 deg. 4.7 min. W (121.078W)
Depth 4.40 km (2.70 miles)
Quality Poor
Location Quality Parameters Nst=4, Nph=4, Dmin=13.4 km, Rmss=0.02 sec, Erho=0.61 km, Erzz=8.5 km, Gp=178 degrees
Event ID# nc75156697
Additional Information Map
Waveforms

For more information, see https://earthquake.usgs.gov

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