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 10:50:01 AM (PST) on Saturday, February 21, 2026.
The magnitude 1.3 event occurred 8 km (5 miles) NW of Cobb, CA.
The hypocentral depth is 11 km ( 7 miles).
| Magnitude | 1.3 - duration magnitude (Md) |
| Time | Saturday, February 21, 2026 at 10:50:01 AM (PST) Saturday, February 21, 2026 at 18:50:01 (UTC) |
| Distance from |
Cobb, CA - 8 km (5 miles) NW (318 degrees) The Geysers, CA - 11 km (7 miles) NNW (348 degrees) Kelseyville, CA - 12 km (8 miles) SSE (157 degrees) Soda Bay, CA - 14 km (9 miles) S (178 degrees) Clearlake, CA - 16 km (10 miles) SW (236 degrees) |
| Coordinates | 38 deg. 52.5 min. N (38.875N), 122 deg. 47.0 min. W (122.784W) |
| Depth | 11.18 km (6.90 miles) |
| Quality | Fair |
| Location Quality Parameters | Nst=19, Nph=19, Dmin=2.4 km, Rmss=0.26 sec, Erho=1.75 km, Erzz=1.34000003 km, Gp=190 degrees |
| Event ID# | nc75317182 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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