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 10:42:13 AM (PDT) on Tuesday, September 16, 2025.
The magnitude 2.3 event occurred 25 km (16 miles) SSE of Mammoth Lakes, CA.
The hypocentral depth is 5 km ( 3 miles).


Magnitude 2.3 - duration magnitude (Md)
Time Tuesday, September 16, 2025 at 10:42:13 AM (PDT)
Tuesday, September 16, 2025 at 17:42:13 (UTC)
Distance from Mammoth Lakes, CA - 25 km (16 miles) SSE (154 degrees)
West Bishop, CA - 36 km (22 miles) WNW (283 degrees)
Dixon Lane-Meadow Creek, CA - 39 km (24 miles) W (278 degrees)
Bishop, CA - 41 km (26 miles) W (281 degrees)
Big Pine, CA - 58 km (36 miles) WNW (301 degrees)
Coordinates 37 deg. 25.9 min. N (37.432N), 118 deg. 51.2 min. W (118.853W)
Depth 4.99 km (3.10 miles)
Quality Fair
Location Quality Parameters Nst=24, Nph=24, Dmin=15.2 km, Rmss=0.07 sec, Erho=0.26 km, Erzz=2.00999999 km, Gp=101 degrees
Event ID# nc75238472
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