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

A micro earthquake occurred at 9:17:24 PM (PDT) on Sunday, August 17, 2025.
The magnitude 2.1 event occurred 9 km (6 miles) NNE (19 degrees) of Coso Junction, CA.
The hypocentral depth is 5 km ( 3 miles).


Magnitude 2.1 - local magnitude (Ml)
Time Sunday, August 17, 2025 at 9:17:24 PM (PDT)
Monday, August 18, 2025 at 4:17:24 (UTC)
Distance from Coso Junction, CA - 9 km (6 miles) NNE (19 degrees)
Olancha, CA - 20 km (12 miles) SSE (156 degrees)
Little Lake, CA - 21 km (13 miles) N (358 degrees)
Inyokern, CA - 54 km (33 miles) N (350 degrees)
Lone Pine, CA - 54 km (33 miles) SSE (165 degrees)
Coordinates 36 deg. 7.3 min. N (36.121N), 117 deg. 54.9 min. W (117.915W)
Depth 5.01 km (3.10 miles)
Quality Good
Location Quality Parameters Nst=38, Nph=72, Dmin=3.9 km, Rmss=0.17 sec, Erho=0.17 km, Erzz=0.47 km, Gp=49 degrees
Event ID# ci40401594
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