Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

Seismological Laboratory, University of Nevada, Reno


Version #908105: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 3:43:57 AM (PST) on Thursday, December 4, 2025.
The magnitude 2.5 event occurred 76 km (47 miles) NE (55 degrees) of Tonopah, NV.
The hypocentral depth is 11 km ( 7 miles).


Magnitude 2.5 - local magnitude (Ml)
Time Thursday, December 4, 2025 at 3:43:57 AM (PST)
Thursday, December 4, 2025 at 11:43:57 (UTC)
Distance from Tonopah, NV - 76 km (47 miles) NE (55 degrees)
Austin, NV - 125 km (78 miles) SSE (157 degrees)
Ely, NV - 167 km (104 miles) WSW (238 degrees)
Alamo, NV - 169 km (105 miles) NW (316 degrees)
Beatty, NV - 173 km (108 miles) N (7 degrees)
Coordinates 38 deg. 27.4 min. N (38.457N), 116 deg. 30.5 min. W (116.509W)
Depth 10.56 km (6.60 miles)
Quality Fair
Location Quality Parameters Nst=9, Nph=16, Dmin=54.7 km, Rmss=0.1066 sec, Erho=0 km, Erzz=2.8564 km, Gp=197 degrees
Event ID# nn00908105
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