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 7:11:10 PM (PDT) on Friday, August 14, 2026.
The magnitude 1.4 event occurred 4 km (2 miles) NNE (20 degrees) of San Leandro, CA.
The hypocentral depth is 5 km ( 3 miles).
| Magnitude | 1.4 - duration magnitude (Md) |
| Time | Friday, August 14, 2026 at 7:11:10 PM (PDT) Saturday, August 15, 2026 at 2:11:10 (UTC) |
| Distance from |
San Leandro, CA - 4 km (2 miles) NNE (20 degrees) Ashland, CA - 7 km (4 miles) NNW (339 degrees) San Lorenzo, CA - 8 km (5 miles) N (349 degrees) Castro Valley, CA - 8 km (5 miles) NW (324 degrees) Alameda, CA - 9 km (5 miles) E (98 degrees) |
| Coordinates | 37 deg. 45.3 min. N (37.755N), 122 deg. 8.6 min. W (122.143W) |
| Depth | 4.74 km (2.90 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=10, Nph=10, Dmin=4.0 km, Rmss=0.03 sec, Erho=0.45 km, Erzz=0.839999974 km, Gp=85 degrees |
| Event ID# | nc75418512 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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