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 6:23:42 PM (PDT) on Monday, September 22, 2025.
The magnitude 1.3 event occurred 8 km (5 miles) NW of The Geysers, CA.
The hypocentral depth is 1 km ( 1 mile).
| Magnitude | 1.3 - duration magnitude (Md) |
| Time | Monday, September 22, 2025 at 6:23:42 PM (PDT) Tuesday, September 23, 2025 at 1:23:42 (UTC) |
| Distance from |
The Geysers, CA - 8 km (5 miles) NW (315 degrees) Cobb, CA - 8 km (5 miles) W (273 degrees) Cloverdale, CA - 17 km (11 miles) E (82 degrees) Kelseyville, CA - 17 km (11 miles) S (174 degrees) Middletown, CA - 19 km (12 miles) WNW (295 degrees) |
| Coordinates | 38 deg. 49.5 min. N (38.826N), 122 deg. 49.1 min. W (122.818W) |
| Depth | 1.31 km (0.80 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=8, Nph=8, Dmin=0.7 km, Rmss=0.01 sec, Erho=0.36 km, Erzz=0.949999988 km, Gp=73 degrees |
| Event ID# | nc75240722 |
| 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)
