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 4:50:02 PM (PDT) on Sunday, August 3, 2025.
The magnitude 2.0 event occurred 17 km (11 miles) SSW of Rio Dell, CA.
The hypocentral depth is 26 km (16 miles).
| Magnitude | 2.0 - duration magnitude (Md) |
| Time | Sunday, August 3, 2025 at 4:50:02 PM (PDT) Sunday, August 3, 2025 at 23:50:02 (UTC) |
| Distance from |
Rio Dell, CA - 17 km (11 miles) SSW (201 degrees) Hydesville, CA - 22 km (14 miles) SSW (198 degrees) Ferndale, CA - 25 km (16 miles) SSE (164 degrees) Fortuna, CA - 27 km (17 miles) S (184 degrees) Redway, CA - 40 km (25 miles) NW (311 degrees) |
| Coordinates | 40 deg. 21.4 min. N (40.356N), 124 deg. 10.8 min. W (124.179W) |
| Depth | 26.28 km (16.30 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=18, Nph=18, Dmin=6.3 km, Rmss=0.08 sec, Erho=0.69 km, Erzz=1.40999997 km, Gp=75 degrees |
| Event ID# | nc75218742 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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