Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

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


Version #4: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 4:35:00 PM (PDT) on Wednesday, September 3, 2025.
The magnitude 0.9 event occurred 17 km (11 miles) SE of Mammoth Lakes, CA.
The hypocentral depth is 4 km ( 2 miles).


Magnitude 0.9 - duration magnitude (Md)
Time Wednesday, September 3, 2025 at 4:35:00 PM (PDT)
Wednesday, September 3, 2025 at 23:35:00 (UTC)
Distance from Mammoth Lakes, CA - 17 km (11 miles) SE (128 degrees)
West Bishop, CA - 38 km (24 miles) WNW (302 degrees)
Dixon Lane-Meadow Creek, CA - 40 km (25 miles) WNW (296 degrees)
Bishop, CA - 43 km (27 miles) WNW (297 degrees)
Big Pine, CA - 63 km (39 miles) NW (312 degrees)
Coordinates 37 deg. 32.5 min. N (37.542N), 118 deg. 49.6 min. W (118.827W)
Depth 3.62 km (2.20 miles)
Quality Good
Location Quality Parameters Nst=23, Nph=23, Dmin=5.4 km, Rmss=0.06 sec, Erho=0.32 km, Erzz=0.62 km, Gp=109 degrees
Event ID# nc75232867
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For more information, see https://earthquake.usgs.gov

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