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 3:30:29 PM (PST) on Thursday, December 11, 2025.
The magnitude 1.8 event occurred 8 km (5 miles) ESE of Westhaven-Moonstone, CA.
The hypocentral depth is 13 km ( 8 miles).
| Magnitude | 1.8 - duration magnitude (Md) |
| Time | Thursday, December 11, 2025 at 3:30:29 PM (PST) Thursday, December 11, 2025 at 23:30:29 (UTC) |
| Distance from |
Westhaven-Moonstone, CA - 8 km (5 miles) ESE (109 degrees) McKinleyville, CA - 11 km (7 miles) NE (42 degrees) Blue Lake, CA - 16 km (10 miles) N (352 degrees) Arcata, CA - 18 km (11 miles) NNE (19 degrees) Bayside, CA - 20 km (13 miles) NNE (13 degrees) |
| Coordinates | 41 deg. 1.3 min. N (41.021N), 124 deg. 0.7 min. W (124.011W) |
| Depth | 12.75 km (7.90 miles) |
| Quality | Poor |
| Location Quality Parameters | Nst=4, Nph=4, Dmin=9.1 km, Rmss=0.00 sec, Erho=5.21 km, Erzz=0.870000005 km, Gp=260 degrees |
| Event ID# | nc75278491 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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