Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 7:44:46 AM (PDT) on Monday, September 22, 2025.
The magnitude 2.2 event occurred 3 km (2 miles) SE of Berkeley, CA.
The hypocentral depth is 7 km ( 4 miles).
| Magnitude | 2.2 - duration magnitude (Md) |
| Time | Monday, September 22, 2025 at 7:44:46 AM (PDT) Monday, September 22, 2025 at 14:44:46 (UTC) |
| Distance from |
Berkeley, CA - 3 km (2 miles) SE (124 degrees) Piedmont, CA - 4 km (2 miles) NNW (341 degrees) Emeryville, CA - 4 km (3 miles) NE (51 degrees) Albany, CA - 6 km (4 miles) SE (126 degrees) Orinda, CA - 6 km (4 miles) WSW (249 degrees) |
| Coordinates | 37 deg. 51.4 min. N (37.857N), 122 deg. 14.7 min. W (122.246W) |
| Depth | 6.88 km (4.30 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=108, Nph=136, Dmin=2.3 km, Rmss=0.08 sec, Erho=0.08 km, Erzz=0.13 km, Gp=24 degrees |
| Event ID# | nc75240532 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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