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 11:43:41 AM (PDT) on Saturday, August 15, 2026.
The magnitude 1.2 event occurred 3 km (2 miles) NNE (25 degrees) of San Leandro, CA.
The hypocentral depth is 5 km ( 3 miles).
| Magnitude | 1.2 - duration magnitude (Md) |
| Time | Saturday, August 15, 2026 at 11:43:41 AM (PDT) Saturday, August 15, 2026 at 18:43:41 (UTC) |
| Distance from |
San Leandro, CA - 3 km (2 miles) NNE (25 degrees) Ashland, CA - 7 km (4 miles) NNW (340 degrees) San Lorenzo, CA - 8 km (5 miles) N (350 degrees) Castro Valley, CA - 8 km (5 miles) NW (324 degrees) Cherryland, CA - 9 km (5 miles) NNW (338 degrees) |
| Coordinates | 37 deg. 45.2 min. N (37.753N), 122 deg. 8.4 min. W (122.140W) |
| Depth | 4.57 km (2.80 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=14, Nph=14, Dmin=3.6 km, Rmss=0.06 sec, Erho=0.3 km, Erzz=0.769999981 km, Gp=83 degrees |
| Event ID# | nc75418912 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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