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 4:58:26 AM (PDT) on Tuesday, September 9, 2025.
The magnitude 2.0 event occurred 38 km (23 miles) SW of Ferndale, CA.
The hypocentral depth is 11 km ( 7 miles).
| Magnitude | 2.0 - duration magnitude (Md) |
| Time | Tuesday, September 9, 2025 at 4:58:26 AM (PDT) Tuesday, September 9, 2025 at 11:58:26 (UTC) |
| Distance from |
Ferndale, CA - 38 km (23 miles) SW (219 degrees) Rio Dell, CA - 43 km (26 miles) WSW (241 degrees) Fortuna, CA - 46 km (28 miles) SW (226 degrees) Hydesville, CA - 46 km (29 miles) SW (236 degrees) Humboldt Hill, CA - 55 km (34 miles) SSW (213 degrees) |
| Coordinates | 40 deg. 18.9 min. N (40.314N), 124 deg. 32.8 min. W (124.546W) |
| Depth | 11.01 km (6.80 miles) |
| Quality | Poor |
| Location Quality Parameters | Nst=9, Nph=9, Dmin=17.6 km, Rmss=0.04 sec, Erho=3.07 km, Erzz=0.720000029 km, Gp=305 degrees |
| Event ID# | nc75235452 |
| 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)
