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 11:28:25 PM (PDT) on Tuesday, July 22, 2025.
The magnitude 0.5 event occurred 16 km (10 miles) ENE (76 degrees) of Ridgecrest, CA.
The hypocentral depth is 12 km ( 8 miles).


Magnitude 0.5 - local magnitude (Ml)
Time Tuesday, July 22, 2025 at 11:28:25 PM (PDT)
Wednesday, July 23, 2025 at 6:28:25 (UTC)
Distance from Ridgecrest, CA - 16 km (10 miles) ENE (76 degrees)
Searles Valley, CA - 16 km (10 miles) SW (217 degrees)
Trona, CA - 17 km (10 miles) SW (224 degrees)
Inyokern, CA - 27 km (17 miles) E (88 degrees)
Johannesburg, CA - 33 km (21 miles) NNE (20 degrees)
Coordinates 35 deg. 39.3 min. N (35.655N), 117 deg. 30.5 min. W (117.509W)
Depth 12.24 km (7.60 miles)
Quality Fair
Location Quality Parameters Nst=14, Nph=22, Dmin=19.5 km, Rmss=0.2 sec, Erho=0.73 km, Erzz=1.39 km, Gp=214 degrees
Event ID# ci41029487
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