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 1:33:07 PM (PST) on Sunday, November 2, 2025.
The magnitude 1.2 event occurred 12 km (7 miles) NE (54 degrees) of Healdsburg, CA.
The hypocentral depth is 6 km ( 4 miles).
| Magnitude | 1.2 - duration magnitude (Md) |
| Time | Sunday, November 2, 2025 at 1:33:07 PM (PST) Sunday, November 2, 2025 at 21:33:07 (UTC) |
| Distance from |
Healdsburg, CA - 12 km (7 miles) NE (54 degrees) The Geysers, CA - 12 km (7 miles) S (181 degrees) Middletown, CA - 15 km (10 miles) SW (235 degrees) Windsor, CA - 15 km (9 miles) NNE (20 degrees) Cobb, CA - 17 km (11 miles) S (191 degrees) |
| Coordinates | 38 deg. 40.4 min. N (38.673N), 122 deg. 45.5 min. W (122.759W) |
| Depth | 5.86 km (3.60 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=9, Nph=8, Dmin=4.2 km, Rmss=0.02 sec, Erho=0.6 km, Erzz=0.540000021 km, Gp=143 degrees |
| Event ID# | nc75258121 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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