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 1:23:07 PM (PST) on Sunday, December 28, 2025.
The magnitude 1.5 event occurred 18 km (11 miles) NW of Parkfield, CA.
The hypocentral depth is 3 km ( 2 miles).


Magnitude 1.5 - duration magnitude (Md)
Time Sunday, December 28, 2025 at 1:23:07 PM (PST)
Sunday, December 28, 2025 at 21:23:07 (UTC)
Distance from Parkfield, CA - 18 km (11 miles) NW (314 degrees)
Coalinga, CA - 24 km (15 miles) SW (233 degrees)
San Miguel, CA - 31 km (19 miles) NNE (21 degrees)
Avenal, CA - 40 km (25 miles) W (271 degrees)
Cholame, CA - 41 km (25 miles) NW (322 degrees)
Coordinates 36 deg. 0.6 min. N (36.011N), 120 deg. 34.4 min. W (120.574W)
Depth 2.67 km (1.70 miles)
Quality Good
Location Quality Parameters Nst=16, Nph=15, Dmin=3.4 km, Rmss=0.03 sec, Erho=0.31 km, Erzz=0.569999993 km, Gp=137 degrees
Event ID# nc75287716
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For more information, see https://earthquake.usgs.gov

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