Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

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


Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 11:15:19 PM (PDT) on Saturday, August 9, 2025.
The magnitude 0.9 event occurred 26 km (16 miles) SE of Mammoth Lakes, CA.
The hypocentral depth is 10 km ( 6 miles).


Magnitude 0.9 - duration magnitude (Md)
Time Saturday, August 9, 2025 at 11:15:19 PM (PDT)
Sunday, August 10, 2025 at 6:15:19 (UTC)
Distance from Mammoth Lakes, CA - 26 km (16 miles) SE (134 degrees)
West Bishop, CA - 30 km (19 miles) WNW (294 degrees)
Dixon Lane-Meadow Creek, CA - 33 km (20 miles) WNW (287 degrees)
Bishop, CA - 35 km (22 miles) WNW (290 degrees)
Big Pine, CA - 55 km (34 miles) NW (309 degrees)
Coordinates 37 deg. 28.4 min. N (37.474N), 118 deg. 46.2 min. W (118.769W)
Depth 9.65 km (6.00 miles)
Quality Good
Location Quality Parameters Nst=18, Nph=20, Dmin=10.7 km, Rmss=0.03 sec, Erho=0.41 km, Erzz=0.94 km, Gp=155 degrees
Event ID# nc75221332
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For more information, see https://earthquake.usgs.gov

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