Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
Seismological Laboratory, University of Nevada, Reno
Version #906223: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 10:55:37 PM (PDT) on Tuesday, October 21, 2025.
The magnitude 1.6 event occurred 77 km (48 miles) NE (56 degrees) of Tonopah, NV.
The hypocentral depth is 0.00 km (0.00 miles).
| Magnitude | 1.6 - local magnitude (Ml) |
| Time | Tuesday, October 21, 2025 at 10:55:37 PM (PDT) Wednesday, October 22, 2025 at 5:55:37 (UTC) |
| Distance from |
Tonopah, NV - 77 km (48 miles) NE (56 degrees) Austin, NV - 126 km (78 miles) SSE (157 degrees) Ely, NV - 166 km (103 miles) WSW (238 degrees) Alamo, NV - 168 km (104 miles) NW (316 degrees) Beatty, NV - 173 km (108 miles) N (7 degrees) |
| Coordinates | 38 deg. 27.2 min. N (38.453N), 116 deg. 29.7 min. W (116.495W) |
| Depth | 0.00 km (0.00 miles) |
| Quality | Fair |
| Location Quality Parameters | Nst=8, Nph=12, Dmin=55.6 km, Rmss=0.1697 sec, Erho=0 km, Erzz=0 km, Gp=152 degrees |
| Event ID# | nn00906223 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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