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

A micro earthquake occurred at 3:41:59 AM (PDT) on Friday, August 22, 2025.
The magnitude 1.5 event occurred 14 km (9 miles) NW of Ludlow, CA.
The hypocentral depth is 5 km ( 3 miles).


Magnitude 1.5 - local magnitude (Ml)
Time Friday, August 22, 2025 at 3:41:59 AM (PDT)
Friday, August 22, 2025 at 10:41:59 (UTC)
Distance from Ludlow, CA - 14 km (9 miles) NW (305 degrees)
Baker, CA - 56 km (35 miles) SSW (201 degrees)
Amboy, CA - 56 km (35 miles) WNW (298 degrees)
Fort Irwin, CA - 63 km (39 miles) SE (145 degrees)
Kelso, CA - 63 km (39 miles) WSW (248 degrees)
Coordinates 34 deg. 47.8 min. N (34.797N), 116 deg. 17.4 min. W (116.289W)
Depth 4.78 km (3.00 miles)
Quality Good
Location Quality Parameters Nst=19, Nph=31, Dmin=5.5 km, Rmss=0.15 sec, Erho=0.2 km, Erzz=0.38 km, Gp=67 degrees
Event ID# ci41271616
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