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 9:34:24 AM (PDT) on Sunday, August 3, 2025.
The magnitude 0.7 event occurred 19 km (12 miles) S of Trona, CA.
The hypocentral depth is 3 km ( 2 miles).


Magnitude 0.7 - local magnitude (Ml)
Time Sunday, August 3, 2025 at 9:34:24 AM (PDT)
Sunday, August 3, 2025 at 16:34:24 (UTC)
Distance from Trona, CA - 19 km (12 miles) S (182 degrees)
Searles Valley, CA - 20 km (12 miles) S (176 degrees)
Ridgecrest, CA - 26 km (16 miles) E (98 degrees)
Johannesburg, CA - 33 km (20 miles) NE (43 degrees)
Inyokern, CA - 39 km (24 miles) E (99 degrees)
Coordinates 35 deg. 35.4 min. N (35.589N), 117 deg. 23.3 min. W (117.388W)
Depth 3.25 km (2.00 miles)
Quality Good
Location Quality Parameters Nst=20, Nph=34, Dmin=7.4 km, Rmss=0.15 sec, Erho=0.25 km, Erzz=0.72 km, Gp=41 degrees
Event ID# ci41252128
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