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 12:43:32 PM (PDT) on Monday, October 12, 2026.
The magnitude 1.4 event occurred 3 km (2 miles) NNE (30 degrees) of San Leandro, CA.
The hypocentral depth is 6 km ( 4 miles).
| Magnitude | 1.4 - duration magnitude (Md) |
| Time | Monday, October 12, 2026 at 12:43:32 PM (PDT) Monday, October 12, 2026 at 19:43:32 (UTC) |
| Distance from |
San Leandro, CA - 3 km (2 miles) NNE (30 degrees) Ashland, CA - 6 km (4 miles) NNW (337 degrees) San Lorenzo, CA - 7 km (5 miles) NNW (348 degrees) Castro Valley, CA - 7 km (5 miles) NW (319 degrees) Cherryland, CA - 8 km (5 miles) NNW (335 degrees) |
| Coordinates | 37 deg. 44.7 min. N (37.745N), 122 deg. 8.5 min. W (122.141W) |
| Depth | 5.79 km (3.60 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=12, Nph=12, Dmin=3.0 km, Rmss=0.06 sec, Erho=0.27 km, Erzz=1.17999995 km, Gp=84 degrees |
| Event ID# | nc75448461 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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