Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

Southern California Seismic Network: a cooperative project of
U.S. Geological Survey, Pasadena California
Caltech Seismological Laboratory, Pasadena, California


Version #7: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 4:29:16 AM (PST) on Friday, November 7, 2025.
The magnitude 2.3 event occurred 16 km (10 miles) W of Johannesburg, CA.
The hypocentral depth is 7 km ( 4 miles).


Magnitude 2.3 - local magnitude (Ml)
Time Friday, November 7, 2025 at 4:29:16 AM (PST)
Friday, November 7, 2025 at 12:29:16 (UTC)
Distance from Johannesburg, CA - 16 km (10 miles) W (261 degrees)
California City, CA - 30 km (18 miles) NNE (32 degrees)
Ridgecrest, CA - 32 km (20 miles) SSW (202 degrees)
Inyokern, CA - 33 km (20 miles) S (180 degrees)
Boron, CA - 42 km (26 miles) NNW (340 degrees)
Coordinates 35 deg. 21.0 min. N (35.351N), 117 deg. 48.6 min. W (117.811W)
Depth 6.85 km (4.30 miles)
Quality Good
Location Quality Parameters Nst=56, Nph=101, Dmin=9.8 km, Rmss=0.2 sec, Erho=0.17 km, Erzz=0.55 km, Gp=32 degrees
Event ID# ci40482234
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