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 11:53:56 PM (PDT) on Monday, September 1, 2025.
The magnitude 1.9 event occurred 11 km (7 miles) NE (42 degrees) of Coso Junction, CA.
The hypocentral depth is 2 km ( 2 miles).


Magnitude 1.9 - local magnitude (Ml)
Time Monday, September 1, 2025 at 11:53:56 PM (PDT)
Tuesday, September 2, 2025 at 6:53:56 (UTC)
Distance from Coso Junction, CA - 11 km (7 miles) NE (42 degrees)
Little Lake, CA - 21 km (13 miles) N (11 degrees)
Olancha, CA - 22 km (14 miles) SE (145 degrees)
Inyokern, CA - 53 km (33 miles) N (355 degrees)
Lone Pine, CA - 55 km (34 miles) SSE (160 degrees)
Coordinates 36 deg. 7.1 min. N (36.119N), 117 deg. 51.9 min. W (117.865W)
Depth 2.36 km (1.50 miles)
Quality Excellent
Location Quality Parameters Nst=33, Nph=64, Dmin=0.9 km, Rmss=0.14 sec, Erho=0.15 km, Erzz=0.2 km, Gp=49 degrees
Event ID# ci41281200
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