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 11:55:09 PM (PDT) on Thursday, March 27, 2025.
The magnitude 1.8 event occurred 7 km (4 miles) NW of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).
| Magnitude | 1.8 - duration magnitude (Md) |
| Time | Thursday, March 27, 2025 at 11:55:09 PM (PDT) Friday, March 28, 2025 at 6:55:09 (UTC) |
| Distance from |
The Geysers, CA - 7 km (4 miles) NW (312 degrees) Cobb, CA - 8 km (5 miles) W (266 degrees) Cloverdale, CA - 18 km (11 miles) E (86 degrees) Kelseyville, CA - 18 km (11 miles) S (173 degrees) Middletown, CA - 19 km (12 miles) WNW (293 degrees) |
| Coordinates | 38 deg. 49.0 min. N (38.817N), 122 deg. 48.8 min. W (122.812W) |
| Depth | 2.97 km (1.80 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=33, Nph=33, Dmin=1.7 km, Rmss=0.02 sec, Erho=0.19 km, Erzz=0.370000005 km, Gp=45 degrees |
| Event ID# | nc75156572 |
| Additional Information | Map First Motion Focal Mechanism Waveforms |
For more information, see https://earthquake.usgs.gov
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