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 2:42:07 AM (PDT) on Saturday, September 5, 2026.
The magnitude 1.7 event occurred 5 km (3 miles) SW of Redwood Valley, CA.
The hypocentral depth is 3 km ( 2 miles).
| Magnitude | 1.7 - duration magnitude (Md) |
| Time | Saturday, September 5, 2026 at 2:42:07 AM (PDT) Saturday, September 5, 2026 at 9:42:07 (UTC) |
| Distance from |
Redwood Valley, CA - 5 km (3 miles) SW (223 degrees) Ukiah, CA - 10 km (6 miles) NNW (342 degrees) Talmage, CA - 13 km (8 miles) NNW (329 degrees) Willits, CA - 22 km (14 miles) SSE (154 degrees) Brooktrails, CA - 26 km (16 miles) SSE (153 degrees) |
| Coordinates | 39 deg. 13.9 min. N (39.232N), 123 deg. 14.7 min. W (123.244W) |
| Depth | 3.14 km (2.00 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=14, Nph=14, Dmin=5.7 km, Rmss=0.07 sec, Erho=0.26 km, Erzz=1.21000004 km, Gp=96 degrees |
| Event ID# | nc75430127 |
| 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)






