Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
Seismological Laboratory, University of Nevada, Reno
Version #908109: 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 4:56:16 AM (PST) on Thursday, December 4, 2025.
The magnitude 1.9 event occurred 93 km (58 miles) NE (56 degrees) of Tonopah, NV.
The hypocentral depth is 2 km ( 1 mile).
| Magnitude | 1.9 - local magnitude (Ml) |
| Time | Thursday, December 4, 2025 at 4:56:16 AM (PST) Thursday, December 4, 2025 at 12:56:16 (UTC) |
| Distance from |
Tonopah, NV - 93 km (58 miles) NE (56 degrees) Austin, NV - 124 km (77 miles) SSE (149 degrees) Ely, NV - 150 km (93 miles) WSW (238 degrees) Alamo, NV - 166 km (103 miles) NW (322 degrees) McGill, NV - 166 km (103 miles) SW (235 degrees) |
| Coordinates | 38 deg. 32.1 min. N (38.535N), 116 deg. 20.6 min. W (116.343W) |
| Depth | 1.90 km (1.20 miles) |
| Quality | Fair |
| Location Quality Parameters | Nst=13, Nph=13, Dmin=127.1 km, Rmss=0.2202 sec, Erho=0 km, Erzz=1.9969 km, Gp=237 degrees |
| Event ID# | nn00908109 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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