Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.
A micro earthquake occurred at 9:37:39 PM (PDT) on Wednesday, July 30, 2025.
The magnitude 0.5 event occurred 10 km (6 miles) WNW of The Geysers, CA.
The hypocentral depth is 2 km ( 2 miles).
| Magnitude | 0.5 - duration magnitude (Md) |
| Time | Wednesday, July 30, 2025 at 9:37:39 PM (PDT) Thursday, July 31, 2025 at 4:37:39 (UTC) |
| Distance from |
The Geysers, CA - 10 km (6 miles) WNW (302 degrees) Cobb, CA - 11 km (7 miles) W (272 degrees) Cloverdale, CA - 14 km (9 miles) E (81 degrees) Kelseyville, CA - 17 km (11 miles) S (185 degrees) Soda Bay, CA - 20 km (13 miles) SSW (196 degrees) |
| Coordinates | 38 deg. 49.5 min. N (38.826N), 122 deg. 51.3 min. W (122.856W) |
| Depth | 2.40 km (1.50 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=23, Nph=23, Dmin=0.2 km, Rmss=0.02 sec, Erho=0.18 km, Erzz=0.37 km, Gp=64 degrees |
| Event ID# | nc75217277 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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