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 7:14:38 PM (PDT) on Tuesday, July 22, 2025.
The magnitude 1.8 event occurred 6 km (4 miles) WNW of Cobb, CA.
The hypocentral depth is 2 km ( 1 mile).
| Magnitude | 1.8 - duration magnitude (Md) |
| Time | Tuesday, July 22, 2025 at 7:14:38 PM (PDT) Wednesday, July 23, 2025 at 2:14:38 (UTC) |
| Distance from |
Cobb, CA - 6 km (4 miles) WNW (286 degrees) The Geysers, CA - 7 km (4 miles) NNW (338 degrees) Kelseyville, CA - 16 km (10 miles) SSE (164 degrees) Lower Lake, CA - 17 km (11 miles) WSW (242 degrees) Soda Bay, CA - 18 km (11 miles) S (179 degrees) |
| Coordinates | 38 deg. 50.2 min. N (38.836N), 122 deg. 47.2 min. W (122.787W) |
| Depth | 1.95 km (1.20 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=24, Nph=24, Dmin=0.4 km, Rmss=0.02 sec, Erho=0.19 km, Erzz=0.340000004 km, Gp=72 degrees |
| Event ID# | nc75213777 |
| 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)
