Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 1:15:22 AM (PDT) on Tuesday, September 9, 2025.
The magnitude 2.4 event occurred 26 km (16 miles) NW of Truckee, CA.
The hypocentral depth is -2 km (-1 miles).
| Magnitude | 2.4 - duration magnitude (Md) |
| Time | Tuesday, September 9, 2025 at 1:15:22 AM (PDT) Tuesday, September 9, 2025 at 8:15:22 (UTC) |
| Distance from |
Truckee, CA - 26 km (16 miles) NW (326 degrees) Verdi, NV - 31 km (19 miles) W (271 degrees) Portola, CA - 34 km (21 miles) SSE (163 degrees) Mogul, NV - 37 km (23 miles) W (272 degrees) Cold Springs, NV - 37 km (23 miles) WSW (241 degrees) |
| Coordinates | 39 deg. 31.3 min. N (39.522N), 120 deg. 21.1 min. W (120.352W) |
| Depth | -2.09 km (-1.30 miles) |
| Quality | Fair |
| Location Quality Parameters | Nst=26, Nph=35, Dmin=11.2 km, Rmss=0.15 sec, Erho=0.23 km, Erzz=0.98 km, Gp=68 degrees |
| Event ID# | nc75235357 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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