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 8:43:25 PM (PDT) on Monday, October 6, 2025.
The magnitude 1.5 event occurred 6 km (4 miles) ENE (70 degrees) of Ridgecrest, CA.
The hypocentral depth is 9 km ( 6 miles).


Magnitude 1.5 - local magnitude (Ml)
Time Monday, October 6, 2025 at 8:43:25 PM (PDT)
Tuesday, October 7, 2025 at 3:43:25 (UTC)
Distance from Ridgecrest, CA - 6 km (4 miles) ENE (70 degrees)
Inyokern, CA - 18 km (11 miles) E (93 degrees)
Searles Valley, CA - 24 km (15 miles) SW (233 degrees)
Trona, CA - 25 km (16 miles) WSW (237 degrees)
Johannesburg, CA - 30 km (18 miles) N (4 degrees)
Coordinates 35 deg. 38.4 min. N (35.639N), 117 deg. 36.9 min. W (117.614W)
Depth 9.35 km (5.80 miles)
Quality Good
Location Quality Parameters Nst=39, Nph=71, Dmin=10.5 km, Rmss=0.13 sec, Erho=0.13 km, Erzz=0.37 km, Gp=53 degrees
Event ID# ci41104255
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