Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

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


Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 10:36:10 PM (PDT) on Friday, August 8, 2025.
The magnitude 1.5 event occurred 23 km (15 miles) SSW of San Joaquin, CA.
The hypocentral depth is 7 km ( 4 miles).


Magnitude 1.5 - duration magnitude (Md)
Time Friday, August 8, 2025 at 10:36:10 PM (PDT)
Saturday, August 9, 2025 at 5:36:10 (UTC)
Distance from San Joaquin, CA - 23 km (15 miles) SSW (197 degrees)
Huron, CA - 27 km (17 miles) NNW (327 degrees)
Coalinga, CA - 31 km (19 miles) NNE (15 degrees)
Lemoore Station, CA - 36 km (22 miles) WNW (296 degrees)
Riverdale, CA - 37 km (23 miles) W (266 degrees)
Coordinates 36 deg. 24.3 min. N (36.405N), 120 deg. 16.0 min. W (120.267W)
Depth 6.77 km (4.20 miles)
Quality Fair
Location Quality Parameters Nst=26, Nph=26, Dmin=12.1 km, Rmss=0.16 sec, Erho=0.6 km, Erzz=0.38 km, Gp=188 degrees
Event ID# nc75221002
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For more information, see https://earthquake.usgs.gov

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