Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #0: 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 9:33:19 PM (PST) on Sunday, November 9, 2025.
The magnitude 2.4 event occurred 18 km (11 miles) WSW of Portola, CA.
The hypocentral depth is -1 km (-0.40 miles).
| Magnitude | 2.4 - duration magnitude (Md) |
| Time | Sunday, November 9, 2025 at 9:33:19 PM (PST) Monday, November 10, 2025 at 5:33:19 (UTC) |
| Distance from |
Portola, CA - 18 km (11 miles) WSW (252 degrees) East Quincy, CA - 28 km (17 miles) SE (134 degrees) Quincy, CA - 31 km (19 miles) SE (129 degrees) Greenville, CA - 49 km (30 miles) SSE (150 degrees) Cold Springs, NV - 60 km (37 miles) W (279 degrees) |
| Coordinates | 39 deg. 45.7 min. N (39.762N), 120 deg. 39.9 min. W (120.664W) |
| Depth | -0.57 km (-0.40 miles) |
| Quality | Fair |
| Location Quality Parameters | Nst=13, Nph=13, Dmin=28.6 km, Rmss=0.13 sec, Erho=0.55 km, Erzz=10.1999998 km, Gp=112 degrees |
| Event ID# | nc75261446 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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