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

A micro earthquake occurred at 6:34:47 PM (PDT) on Wednesday, September 3, 2025.
The magnitude 0.7 event occurred 9 km (5 miles) NE (38 degrees) of Coso Junction, CA.
The hypocentral depth is 4 km ( 2 miles).


Magnitude 0.7 - local magnitude (Ml)
Time Wednesday, September 3, 2025 at 6:34:47 PM (PDT)
Thursday, September 4, 2025 at 1:34:47 (UTC)
Distance from Coso Junction, CA - 9 km (5 miles) NE (38 degrees)
Little Lake, CA - 19 km (12 miles) N (5 degrees)
Olancha, CA - 22 km (14 miles) SSE (152 degrees)
Inyokern, CA - 51 km (32 miles) N (352 degrees)
Lone Pine, CA - 56 km (35 miles) SSE (163 degrees)
Coordinates 36 deg. 6.3 min. N (36.105N), 117 deg. 53.4 min. W (117.889W)
Depth 4.06 km (2.50 miles)
Quality Good
Location Quality Parameters Nst=17, Nph=29, Dmin=3.4 km, Rmss=0.12 sec, Erho=0.25 km, Erzz=0.3 km, Gp=137 degrees
Event ID# ci41282688
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