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 10:22:10 PM (PDT) on Sunday, October 4, 2026.
The magnitude 0.7 event occurred 3 km (2 miles) ESE of The Geysers, CA.
The hypocentral depth is 10 km ( 6 miles).
| Magnitude | 0.7 - duration magnitude (Md) |
| Time | Sunday, October 4, 2026 at 10:22:10 PM (PDT) Monday, October 5, 2026 at 5:22:10 (UTC) |
| Distance from |
The Geysers, CA - 3 km (2 miles) ESE (111 degrees) Cobb, CA - 6 km (4 miles) S (184 degrees) Middletown, CA - 10 km (6 miles) W (281 degrees) Hidden Valley Lake, CA - 15 km (10 miles) WSW (254 degrees) Lower Lake, CA - 19 km (12 miles) SSW (213 degrees) |
| Coordinates | 38 deg. 46.1 min. N (38.769N), 122 deg. 43.7 min. W (122.728W) |
| Depth | 9.91 km (6.20 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=6, Nph=6, Dmin=0.9 km, Rmss=0.08 sec, Erho=2.32 km, Erzz=4.46999979 km, Gp=116 degrees |
| Event ID# | nc75444826 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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