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 3:02:53 PM (PDT) on Friday, October 2, 2026.
The magnitude 2.4 event occurred 6 km (4 miles) SSW of Penngrove, CA.
The hypocentral depth is -1 km (-0.40 miles).
| Magnitude | 2.4 - duration magnitude (Md) |
| Time | Friday, October 2, 2026 at 3:02:53 PM (PDT) Friday, October 2, 2026 at 22:02:53 (UTC) |
| Distance from |
Penngrove, CA - 6 km (4 miles) SSW (208 degrees) Petaluma, CA - 6 km (4 miles) WNW (294 degrees) Cotati, CA - 8 km (5 miles) S (174 degrees) Rohnert Park, CA - 10 km (6 miles) S (178 degrees) Temelec, CA - 18 km (11 miles) W (265 degrees) |
| Coordinates | 38 deg. 15.2 min. N (38.253N), 122 deg. 41.9 min. W (122.698W) |
| Depth | -0.69 km (-0.40 miles) |
| Quality | Poor |
| Location Quality Parameters | Nst=6, Nph=6, Dmin=57.2 km, Rmss=0.37 sec, Erho=11.48 km, Erzz=21.1499996 km, Gp=190 degrees |
| Event ID# | nc75443086 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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