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 11:49:42 PM (PDT) on Wednesday, July 16, 2025.
The magnitude 1.3 event occurred 2 km (1 miles) SSW of San Ramon, CA.
The hypocentral depth is 5 km ( 3 miles).
| Magnitude | 1.3 - duration magnitude (Md) |
| Time | Wednesday, July 16, 2025 at 11:49:42 PM (PDT) Thursday, July 17, 2025 at 6:49:42 (UTC) |
| Distance from |
San Ramon, CA - 2 km (1 miles) SSW (196 degrees) Danville, CA - 6 km (4 miles) SSE (167 degrees) Dublin, CA - 8 km (5 miles) NNW (329 degrees) Diablo, CA - 8 km (5 miles) SSW (196 degrees) Blackhawk, CA - 9 km (6 miles) SW (227 degrees) |
| Coordinates | 37 deg. 45.9 min. N (37.765N), 121 deg. 59.0 min. W (121.983W) |
| Depth | 5.40 km (3.40 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=6, Nph=6, Dmin=5.2 km, Rmss=0.01 sec, Erho=0.45 km, Erzz=0.769999981 km, Gp=171 degrees |
| Event ID# | nc75211012 |
| 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)
