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 10:26:09 AM (PDT) on Friday, September 19, 2025.
The magnitude 0.8 event occurred 13 km (8 miles) ESE of Coso Junction, CA.
The hypocentral depth is 1 km ( 1 mile).


Magnitude 0.8 - local magnitude (Ml)
Time Friday, September 19, 2025 at 10:26:09 AM (PDT)
Friday, September 19, 2025 at 17:26:09 (UTC)
Distance from Coso Junction, CA - 13 km (8 miles) ESE (102 degrees)
Little Lake, CA - 13 km (8 miles) NE (43 degrees)
Olancha, CA - 34 km (21 miles) SSE (149 degrees)
Inyokern, CA - 42 km (26 miles) N (0 degrees)
Ridgecrest, CA - 46 km (29 miles) NNW (345 degrees)
Coordinates 36 deg. 1.2 min. N (36.020N), 117 deg. 48.6 min. W (117.811W)
Depth 1.47 km (0.90 miles)
Quality Excellent
Location Quality Parameters Nst=21, Nph=39, Dmin=4.1 km, Rmss=0.12 sec, Erho=0.14 km, Erzz=0.17 km, Gp=51 degrees
Event ID# ci40446282
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