Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #3: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 6:12:45 AM (PDT) on Monday, September 8, 2025.
The magnitude 0.9 event occurred 4 km (2 miles) ENE (77 degrees) of San Bruno, CA.
The hypocentral depth is 11 km ( 7 miles).
| Magnitude | 0.9 - duration magnitude (Md) |
| Time | Monday, September 8, 2025 at 6:12:45 AM (PDT) Monday, September 8, 2025 at 13:12:45 (UTC) |
| Distance from |
San Bruno, CA - 4 km (2 miles) ENE (77 degrees) South San Francisco, CA - 4 km (2 miles) ESE (117 degrees) Millbrae, CA - 5 km (3 miles) NNE (22 degrees) Brisbane, CA - 6 km (3 miles) SSE (149 degrees) Burlingame, CA - 6 km (4 miles) N (359 degrees) |
| Coordinates | 37 deg. 38.3 min. N (37.638N), 122 deg. 22.0 min. W (122.367W) |
| Depth | 10.57 km (6.60 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=14, Nph=18, Dmin=4.9 km, Rmss=0.09 sec, Erho=0.33 km, Erzz=0.34 km, Gp=165 degrees |
| Event ID# | nc75234902 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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