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 8:33:38 AM (PDT) on Friday, August 29, 2025.
The magnitude 1.3 event occurred 21 km (13 miles) N of Trona, CA.
The hypocentral depth is 3 km ( 2 miles).


Magnitude 1.3 - local magnitude (Ml)
Time Friday, August 29, 2025 at 8:33:38 AM (PDT)
Friday, August 29, 2025 at 15:33:38 (UTC)
Distance from Trona, CA - 21 km (13 miles) N (357 degrees)
Searles Valley, CA - 21 km (13 miles) N (4 degrees)
Ridgecrest, CA - 45 km (28 miles) NE (35 degrees)
Little Lake, CA - 47 km (29 miles) E (88 degrees)
Coso Junction, CA - 51 km (32 miles) E (101 degrees)
Coordinates 35 deg. 57.1 min. N (35.952N), 117 deg. 23.4 min. W (117.390W)
Depth 2.63 km (1.60 miles)
Quality Fair
Location Quality Parameters Nst=31, Nph=58, Dmin=11.8 km, Rmss=0.16 sec, Erho=0.18 km, Erzz=0.47 km, Gp=66 degrees
Event ID# ci41278408
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