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 11:15:35 AM (PDT) on Monday, July 28, 2025.
The magnitude 2.0 event occurred 7 km (4 miles) SW of Alameda, CA.
The hypocentral depth is 1 km (0.40 miles).
| Magnitude | 2.0 - duration magnitude (Md) |
| Time | Monday, July 28, 2025 at 11:15:35 AM (PDT) Monday, July 28, 2025 at 18:15:35 (UTC) |
| Distance from |
Alameda, CA - 7 km (4 miles) SW (216 degrees) Brisbane, CA - 10 km (6 miles) ENE (70 degrees) Oakland, CA - 11 km (7 miles) SSW (210 degrees) San Leandro, CA - 12 km (7 miles) W (263 degrees) South San Francisco, CA - 12 km (8 miles) ENE (58 degrees) |
| Coordinates | 37 deg. 42.8 min. N (37.713N), 122 deg. 17.4 min. W (122.289W) |
| Depth | 0.66 km (0.40 miles) |
| Quality | Poor |
| Location Quality Parameters | Nst=9, Nph=9, Dmin=50.6 km, Rmss=0.20 sec, Erho=7.94 km, Erzz=15.4799995 km, Gp=188 degrees |
| Event ID# | nc75216257 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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