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 #3: 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 6:04:30 AM (PST) on Sunday, December 7, 2025.
The magnitude 1.0 event occurred 9 km (6 miles) SSW of Corona, CA.
The hypocentral depth is 3 km ( 2 miles).
| Magnitude | 1.0 - local magnitude (Ml) |
| Time | Sunday, December 7, 2025 at 6:04:30 AM (PST) Sunday, December 7, 2025 at 14:04:30 (UTC) |
| Distance from |
Corona, CA - 9 km (6 miles) SSW (205 degrees) Home Gardens, CA - 12 km (8 miles) SW (222 degrees) Foothill Ranch, CA - 13 km (8 miles) NNE (21 degrees) Trabuco Canyon, CA - 15 km (9 miles) N (351 degrees) Norco, CA - 16 km (10 miles) SSW (201 degrees) |
| Coordinates | 33 deg. 47.7 min. N (33.795N), 117 deg. 36.6 min. W (117.611W) |
| Depth | 3.46 km (2.20 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=49, Nph=81, Dmin=0.2 km, Rmss=0.2 sec, Erho=0.19 km, Erzz=0.24 km, Gp=27 degrees |
| Event ID# | ci41134655 |
| 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)
