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 11:29:59 PM (PDT) on Thursday, July 31, 2025.
The magnitude 0.5 event occurred 20 km (13 miles) ESE of Little Lake, CA.
The hypocentral depth is 4 km ( 3 miles).


Magnitude 0.5 - local magnitude (Ml)
Time Thursday, July 31, 2025 at 11:29:59 PM (PDT)
Friday, August 1, 2025 at 6:29:59 (UTC)
Distance from Little Lake, CA - 20 km (13 miles) ESE (102 degrees)
Coso Junction, CA - 29 km (18 miles) SE (124 degrees)
Searles Valley, CA - 29 km (18 miles) WNW (300 degrees)
Inyokern, CA - 30 km (19 miles) NNE (22 degrees)
Ridgecrest, CA - 31 km (19 miles) N (359 degrees)
Coordinates 35 deg. 54.0 min. N (35.899N), 117 deg. 41.0 min. W (117.684W)
Depth 4.13 km (2.60 miles)
Quality Good
Location Quality Parameters Nst=14, Nph=24, Dmin=6.2 km, Rmss=0.11 sec, Erho=0.18 km, Erzz=0.44 km, Gp=93 degrees
Event ID# ci41250296
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