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 4:35:02 AM (PDT) on Friday, September 4, 2026.
The magnitude 1.2 event occurred 2 km (1 miles) NE (52 degrees) of The Geysers, CA.
The hypocentral depth is 4 km ( 3 miles).
| Magnitude | 1.2 - duration magnitude (Md) |
| Time | Friday, September 4, 2026 at 4:35:02 AM (PDT) Friday, September 4, 2026 at 11:35:02 (UTC) |
| Distance from |
The Geysers, CA - 2 km (1 miles) NE (52 degrees) Cobb, CA - 4 km (3 miles) SSW (202 degrees) Middletown, CA - 12 km (7 miles) WNW (289 degrees) Hidden Valley Lake, CA - 16 km (10 miles) W (261 degrees) Lower Lake, CA - 18 km (11 miles) SW (220 degrees) |
| Coordinates | 38 deg. 47.2 min. N (38.786N), 122 deg. 44.5 min. W (122.741W) |
| Depth | 4.12 km (2.60 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=6, Nph=6, Dmin=0.5 km, Rmss=0.05 sec, Erho=0.97 km, Erzz=1.57000005 km, Gp=174 degrees |
| Event ID# | nc75429627 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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