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 5:51:38 PM (PDT) on Thursday, September 4, 2025.
The magnitude 2.1 event occurred 7 km (5 miles) ESE of Black Point-Green Point, CA.
The hypocentral depth is 5 km ( 3 miles).
| Magnitude | 2.1 - duration magnitude (Md) |
| Time | Thursday, September 4, 2025 at 5:51:38 PM (PDT) Friday, September 5, 2025 at 0:51:38 (UTC) |
| Distance from |
Black Point-Green Point, CA - 7 km (5 miles) ESE (113 degrees) Novato, CA - 12 km (7 miles) E (100 degrees) Lucas Valley-Marinwood, CA - 13 km (8 miles) ENE (66 degrees) Santa Venetia, CA - 13 km (8 miles) NE (38 degrees) Montalvin, CA - 14 km (9 miles) NW (319 degrees) |
| Coordinates | 38 deg. 5.3 min. N (38.089N), 122 deg. 26.1 min. W (122.436W) |
| Depth | 4.96 km (3.10 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=29, Nph=26, Dmin=6.2 km, Rmss=0.10 sec, Erho=0.3 km, Erzz=0.579999983 km, Gp=142 degrees |
| Event ID# | nc75233252 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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