Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
Seismological Laboratory, University of Nevada, Reno
Version #906638: 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 6:00:26 AM (PDT) on Friday, October 31, 2025.
The magnitude 1.8 event occurred 78 km (49 miles) NE (56 degrees) of Tonopah, NV.
The hypocentral depth is 1 km (0.50 miles).
| Magnitude | 1.8 - local magnitude (Ml) |
| Time | Friday, October 31, 2025 at 6:00:26 AM (PDT) Friday, October 31, 2025 at 13:00:26 (UTC) |
| Distance from |
Tonopah, NV - 78 km (49 miles) NE (56 degrees) Austin, NV - 125 km (78 miles) SSE (156 degrees) Ely, NV - 165 km (103 miles) WSW (238 degrees) Alamo, NV - 168 km (105 miles) NW (317 degrees) Beatty, NV - 174 km (108 miles) N (8 degrees) |
| Coordinates | 38 deg. 27.6 min. N (38.460N), 116 deg. 29.3 min. W (116.488W) |
| Depth | 0.77 km (0.50 miles) |
| Quality | Poor |
| Location Quality Parameters | Nst=11, Nph=11, Dmin=56.5 km, Rmss=0.2194 sec, Erho=0 km, Erzz=16.0021 km, Gp=228 degrees |
| Event ID# | nn00906638 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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