Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California


Version #3: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 4:36:20 AM (PDT) on Thursday, September 4, 2025.
The magnitude 1.6 event occurred 44 km (27 miles) NW of Cambria, CA.
The hypocentral depth is 4 km ( 3 miles).


Magnitude 1.6 - duration magnitude (Md)
Time Thursday, September 4, 2025 at 4:36:20 AM (PDT)
Thursday, September 4, 2025 at 11:36:20 (UTC)
Distance from Cambria, CA - 44 km (27 miles) NW (311 degrees)
King City, CA - 52 km (32 miles) SW (214 degrees)
Lake Nacimiento, CA - 52 km (33 miles) W (281 degrees)
Greenfield, CA - 59 km (36 miles) SSW (198 degrees)
Cayucos, CA - 65 km (41 miles) NW (310 degrees)
Coordinates 35 deg. 49.2 min. N (35.820N), 121 deg. 26.9 min. W (121.448W)
Depth 4.17 km (2.60 miles)
Quality Fair
Location Quality Parameters Nst=38, Nph=42, Dmin=13.2 km, Rmss=0.09 sec, Erho=0.25 km, Erzz=0.55 km, Gp=195 degrees
Event ID# nc75233002
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For more information, see https://earthquake.usgs.gov

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