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 1:37:45 PM (PDT) on Sunday, September 28, 2025.
The magnitude 0.9 event occurred 20 km (13 miles) ESE of Little Lake, CA.
The hypocentral depth is 9 km ( 6 miles).


Magnitude 0.9 - local magnitude (Ml)
Time Sunday, September 28, 2025 at 1:37:45 PM (PDT)
Sunday, September 28, 2025 at 20:37:45 (UTC)
Distance from Little Lake, CA - 20 km (13 miles) ESE (104 degrees)
Inyokern, CA - 29 km (18 miles) NNE (22 degrees)
Coso Junction, CA - 29 km (18 miles) SE (126 degrees)
Searles Valley, CA - 29 km (18 miles) WNW (298 degrees)
Ridgecrest, CA - 30 km (19 miles) N (358 degrees)
Coordinates 35 deg. 53.5 min. N (35.891N), 117 deg. 41.4 min. W (117.689W)
Depth 9.24 km (5.70 miles)
Quality Excellent
Location Quality Parameters Nst=27, Nph=44, Dmin=7.2 km, Rmss=0.14 sec, Erho=0.2 km, Erzz=0.43 km, Gp=43 degrees
Event ID# ci41100319
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