Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

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


Version #0: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.

A micro earthquake occurred at 8:12:16 AM (PDT) on Monday, October 13, 2025.
The magnitude 1.4 event occurred 23 km (14 miles) SSE of Mammoth Lakes, CA.
The hypocentral depth is 8 km ( 5 miles).


Magnitude 1.4 - duration magnitude (Md)
Time Monday, October 13, 2025 at 8:12:16 AM (PDT)
Monday, October 13, 2025 at 15:12:16 (UTC)
Distance from Mammoth Lakes, CA - 23 km (14 miles) SSE (156 degrees)
West Bishop, CA - 38 km (24 miles) WNW (285 degrees)
Dixon Lane-Meadow Creek, CA - 41 km (25 miles) W (280 degrees)
Bishop, CA - 43 km (27 miles) WNW (282 degrees)
Big Pine, CA - 60 km (38 miles) WNW (302 degrees)
Coordinates 37 deg. 26.8 min. N (37.447N), 118 deg. 52.4 min. W (118.873W)
Depth 7.89 km (4.90 miles)
Quality Fair
Location Quality Parameters Nst=10, Nph=10, Dmin=16.3 km, Rmss=0.05 sec, Erho=0.54 km, Erzz=4.03999996 km, Gp=162 degrees
Event ID# nc75248701
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For more information, see https://earthquake.usgs.gov

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