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 0:26:50 AM (PDT) on Tuesday, September 2, 2025.
The magnitude 0.8 event occurred 4 km (2 miles) SSW of Broadmoor, CA.
The hypocentral depth is 8 km ( 5 miles).
| Magnitude | 0.8 - duration magnitude (Md) |
| Time | Tuesday, September 2, 2025 at 0:26:50 AM (PDT) Tuesday, September 2, 2025 at 7:26:50 (UTC) |
| Distance from |
Broadmoor, CA - 4 km (2 miles) SSW (208 degrees) Colma, CA - 4 km (3 miles) WSW (240 degrees) Pacifica, CA - 5 km (3 miles) NNW (344 degrees) Daly City, CA - 5 km (3 miles) SW (221 degrees) South San Francisco, CA - 8 km (5 miles) W (272 degrees) |
| Coordinates | 37 deg. 39.4 min. N (37.657N), 122 deg. 30.2 min. W (122.503W) |
| Depth | 7.76 km (4.80 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=18, Nph=20, Dmin=3.0 km, Rmss=0.06 sec, Erho=0.38 km, Erzz=0.27 km, Gp=160 degrees |
| Event ID# | nc75231927 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
[
Index map ||
Big earthquake list ||
All earthquake list ||
Glossary of terms ||
Top page
]
[
Did you feel it? ||
ShakeMaps
|| Relative2Me
]
[ Data Sources ]
Special maps
Long Valley || Los Angeles || San Francisco
Data Sources
US and World - USGS/NEIC = National Earthquake Information Center
Northern California - UCB = University of California, Berkeley
Southern California - Caltech = California Institute of Technology
Nevada - UNR = University of Nevada, Reno
Offshore = West Coast & Alaska Tsunami Warning Center
...all members of the Advanced National Seismic System (ANSS)
