Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #4: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 11:12:26 AM (PDT) on Sunday, September 7, 2025.
The magnitude 1.2 event occurred 5 km (3 miles) N (9 degrees) of Pleasanton, CA.
The hypocentral depth is 9 km ( 6 miles).
| Magnitude | 1.2 - duration magnitude (Md) |
| Time | Sunday, September 7, 2025 at 11:12:26 AM (PDT) Sunday, September 7, 2025 at 18:12:26 (UTC) |
| Distance from |
Pleasanton, CA - 5 km (3 miles) N (9 degrees) Dublin, CA - 6 km (4 miles) E (85 degrees) Livermore, CA - 9 km (6 miles) WNW (288 degrees) San Ramon, CA - 13 km (8 miles) SE (129 degrees) Blackhawk, CA - 13 km (8 miles) SSE (164 degrees) |
| Coordinates | 37 deg. 42.4 min. N (37.707N), 121 deg. 52.0 min. W (121.866W) |
| Depth | 9.25 km (5.70 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=23, Nph=23, Dmin=9.7 km, Rmss=0.10 sec, Erho=0.25 km, Erzz=0.69 km, Gp=73 degrees |
| Event ID# | nc75234607 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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