Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

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


Version #904225: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 9:44:15 AM (PDT) on Friday, September 12, 2025.
The magnitude 1.9 event occurred 48 km (30 miles) NNE (22 degrees) of Mammoth Lakes, CA.
The hypocentral depth is 5 km ( 3 miles).


Magnitude 1.9 - local magnitude (Ml)
Time Friday, September 12, 2025 at 9:44:15 AM (PDT)
Friday, September 12, 2025 at 16:44:15 (UTC)
Distance from Mammoth Lakes, CA - 48 km (30 miles) NNE (22 degrees)
Hawthorne, NV - 56 km (35 miles) SSW (193 degrees)
Yosemite Valley, CA - 78 km (49 miles) ENE (65 degrees)
Dixon Lane-Meadow Creek, CA - 79 km (49 miles) NNW (337 degrees)
West Bishop, CA - 80 km (50 miles) NNW (340 degrees)
Coordinates 38 deg. 2.3 min. N (38.038N), 118 deg. 46.2 min. W (118.770W)
Depth 4.56 km (2.80 miles)
Quality Fair
Location Quality Parameters Nst=17, Nph=27, Dmin=27.1 km, Rmss=0.06 sec, Erho=0.94 km, Erzz=7.42000008 km, Gp=59.119999999999976 degrees
Event ID# nc75236967
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