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 6:26:03 AM (PST) on Friday, January 23, 2026.
The magnitude 1.0 event occurred 2 km (1 miles) NNE (12 degrees) of Middletown, CA.
The hypocentral depth is 6 km ( 4 miles).
| Magnitude | 1.0 - duration magnitude (Md) |
| Time | Friday, January 23, 2026 at 6:26:03 AM (PST) Friday, January 23, 2026 at 14:26:03 (UTC) |
| Distance from |
Middletown, CA - 2 km (1 miles) NNE (12 degrees) Hidden Valley Lake, CA - 6 km (4 miles) SW (229 degrees) Cobb, CA - 11 km (7 miles) ESE (119 degrees) The Geysers, CA - 13 km (8 miles) E (92 degrees) Lower Lake, CA - 15 km (9 miles) S (180 degrees) |
| Coordinates | 38 deg. 46.4 min. N (38.773N), 122 deg. 36.6 min. W (122.609W) |
| Depth | 6.36 km (4.00 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=7, Nph=7, Dmin=5.9 km, Rmss=0.07 sec, Erho=0.64 km, Erzz=1.77999997 km, Gp=95 degrees |
| Event ID# | nc75300556 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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