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 9:31:05 AM (PDT) on Tuesday, August 5, 2025.
The magnitude 1.7 event occurred 20 km (12 miles) ESE of Olancha, CA.
The hypocentral depth is 7 km ( 4 miles).


Magnitude 1.7 - local magnitude (Ml)
Time Tuesday, August 5, 2025 at 9:31:05 AM (PDT)
Tuesday, August 5, 2025 at 16:31:05 (UTC)
Distance from Olancha, CA - 20 km (12 miles) ESE (121 degrees)
Coso Junction, CA - 20 km (13 miles) NE (37 degrees)
Little Lake, CA - 29 km (18 miles) NNE (16 degrees)
Lone Pine, CA - 50 km (31 miles) SSE (152 degrees)
Searles Valley, CA - 60 km (37 miles) NW (322 degrees)
Coordinates 36 deg. 11.4 min. N (36.190N), 117 deg. 48.8 min. W (117.814W)
Depth 6.84 km (4.30 miles)
Quality Good
Location Quality Parameters Nst=28, Nph=52, Dmin=8.8 km, Rmss=0.15 sec, Erho=0.19 km, Erzz=0.71 km, Gp=64 degrees
Event ID# ci41253744
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