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 2:12:39 AM (PDT) on Monday, August 18, 2025.
The magnitude 2.0 event occurred 36 km (22 miles) WSW of Hayfork, CA.
The hypocentral depth is 31 km (19 miles).
| Magnitude | 2.0 - duration magnitude (Md) |
| Time | Monday, August 18, 2025 at 2:12:39 AM (PDT) Monday, August 18, 2025 at 9:12:39 (UTC) |
| Distance from |
Hayfork, CA - 36 km (22 miles) WSW (254 degrees) Redway, CA - 43 km (27 miles) NNE (27 degrees) Rio Dell, CA - 44 km (27 miles) E (95 degrees) Hydesville, CA - 44 km (27 miles) ESE (102 degrees) Fortuna, CA - 50 km (31 miles) ESE (107 degrees) |
| Coordinates | 40 deg. 27.8 min. N (40.463N), 123 deg. 35.6 min. W (123.593W) |
| Depth | 30.59 km (19.00 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=14, Nph=14, Dmin=16.4 km, Rmss=0.11 sec, Erho=0.71 km, Erzz=1.94000006 km, Gp=116 degrees |
| Event ID# | nc75225367 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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