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 8:28:03 AM (PDT) on Saturday, August 2, 2025.
The magnitude 1.1 event occurred 5 km (3 miles) ESE of The Geysers, CA.
The hypocentral depth is 1 km ( 1 mile).
| Magnitude | 1.1 - duration magnitude (Md) |
| Time | Saturday, August 2, 2025 at 8:28:03 AM (PDT) Saturday, August 2, 2025 at 15:28:03 (UTC) |
| Distance from |
The Geysers, CA - 5 km (3 miles) ESE (123 degrees) Cobb, CA - 8 km (5 miles) S (173 degrees) Middletown, CA - 8 km (5 miles) W (272 degrees) Hidden Valley Lake, CA - 15 km (9 miles) WSW (246 degrees) Lower Lake, CA - 19 km (12 miles) SSW (207 degrees) |
| Coordinates | 38 deg. 45.3 min. N (38.755N), 122 deg. 42.7 min. W (122.712W) |
| Depth | 0.92 km (0.60 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=12, Nph=11, Dmin=1.4 km, Rmss=0.03 sec, Erho=0.23 km, Erzz=0.370000005 km, Gp=78 degrees |
| Event ID# | nc75218362 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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