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

A micro earthquake occurred at 8:29:49 AM (PDT) on Wednesday, August 13, 2025.
The magnitude 0.9 event occurred 14 km (9 miles) NE (44 degrees) of Ridgecrest, CA.
The hypocentral depth is 6 km ( 4 miles).


Magnitude 0.9 - local magnitude (Ml)
Time Wednesday, August 13, 2025 at 8:29:49 AM (PDT)
Wednesday, August 13, 2025 at 15:29:49 (UTC)
Distance from Ridgecrest, CA - 14 km (9 miles) NE (44 degrees)
Searles Valley, CA - 16 km (10 miles) WSW (248 degrees)
Trona, CA - 18 km (11 miles) WSW (251 degrees)
Inyokern, CA - 23 km (15 miles) ENE (72 degrees)
Johannesburg, CA - 38 km (24 miles) N (9 degrees)
Coordinates 35 deg. 42.8 min. N (35.713N), 117 deg. 34.0 min. W (117.567W)
Depth 5.88 km (3.70 miles)
Quality Fair
Location Quality Parameters Nst=24, Nph=39, Dmin=11.8 km, Rmss=0.18 sec, Erho=0.24 km, Erzz=0.9 km, Gp=65 degrees
Event ID# ci41260016
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