Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
Southern California Seismic Network: a cooperative project of
U.S. Geological Survey, Pasadena California
Caltech Seismological Laboratory, Pasadena, California
Version #4: 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 3:42:21 PM (PDT) on Wednesday, October 8, 2025.
The magnitude 1.2 event occurred 2 km (1 miles) N (9 degrees) of Lake Arrowhead, CA.
The hypocentral depth is 3 km ( 2 miles).
| Magnitude | 1.2 - local magnitude (Ml) |
| Time | Wednesday, October 8, 2025 at 3:42:21 PM (PDT) Wednesday, October 8, 2025 at 22:42:21 (UTC) |
| Distance from |
Lake Arrowhead, CA - 2 km (1 miles) N (9 degrees) Crestline, CA - 10 km (6 miles) ENE (73 degrees) Running Springs, CA - 10 km (6 miles) NW (313 degrees) Highland, CA - 16 km (10 miles) N (8 degrees) San Bernardino, CA - 18 km (11 miles) NNE (33 degrees) |
| Coordinates | 34 deg. 16.0 min. N (34.267N), 117 deg. 11.1 min. W (117.186W) |
| Depth | 2.58 km (1.60 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=40, Nph=67, Dmin=5.9 km, Rmss=0.2 sec, Erho=0.21 km, Erzz=0.55 km, Gp=70 degrees |
| Event ID# | ci41105463 |
| 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)
