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 5:59:48 AM (PDT) on Saturday, October 17, 2026.
The magnitude 1.6 event occurred 9 km (5 miles) NW of Redwood Valley, CA.
The hypocentral depth is 6 km ( 4 miles).
| Magnitude | 1.6 - duration magnitude (Md) |
| Time | Saturday, October 17, 2026 at 5:59:48 AM (PDT) Saturday, October 17, 2026 at 12:59:48 (UTC) |
| Distance from |
Redwood Valley, CA - 9 km (5 miles) NW (316 degrees) Willits, CA - 12 km (8 miles) SE (145 degrees) Brooktrails, CA - 17 km (10 miles) SE (145 degrees) Ukiah, CA - 20 km (12 miles) NNW (344 degrees) Talmage, CA - 23 km (14 miles) NNW (336 degrees) |
| Coordinates | 39 deg. 19.2 min. N (39.320N), 123 deg. 16.5 min. W (123.274W) |
| Depth | 5.89 km (3.70 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=10, Nph=10, Dmin=13.0 km, Rmss=0.05 sec, Erho=0.28 km, Erzz=1.57000005 km, Gp=82 degrees |
| Event ID# | nc75450931 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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