Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California


Version #3: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 3:21:02 AM (PDT) on Thursday, July 24, 2025.
The magnitude 0.4 event occurred 23 km (15 miles) SSE of Mammoth Lakes, CA.
The hypocentral depth is 1 km (0.40 miles).


Magnitude 0.4 - duration magnitude (Md)
Time Thursday, July 24, 2025 at 3:21:02 AM (PDT)
Thursday, July 24, 2025 at 10:21:02 (UTC)
Distance from Mammoth Lakes, CA - 23 km (15 miles) SSE (152 degrees)
West Bishop, CA - 37 km (23 miles) WNW (286 degrees)
Dixon Lane-Meadow Creek, CA - 39 km (24 miles) W (280 degrees)
Bishop, CA - 42 km (26 miles) WNW (283 degrees)
Big Pine, CA - 59 km (37 miles) WNW (303 degrees)
Coordinates 37 deg. 27.0 min. N (37.450N), 118 deg. 51.3 min. W (118.854W)
Depth 0.64 km (0.40 miles)
Quality Fair
Location Quality Parameters Nst=21, Nph=21, Dmin=15.7 km, Rmss=0.06 sec, Erho=0.38 km, Erzz=2.81 km, Gp=73 degrees
Event ID# nc75004008
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For more information, see https://earthquake.usgs.gov

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