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 5:43:22 PM (PDT) on Sunday, August 24, 2025.
The magnitude 0.7 event occurred 3 km (2 miles) SW of Loyola, CA.
The hypocentral depth is 7 km ( 4 miles).


Magnitude 0.7 - duration magnitude (Md)
Time Sunday, August 24, 2025 at 5:43:22 PM (PDT)
Monday, August 25, 2025 at 0:43:22 (UTC)
Distance from Loyola, CA - 3 km (2 miles) SW (232 degrees)
Los Altos Hills, CA - 5 km (3 miles) S (172 degrees)
Los Altos, CA - 6 km (4 miles) SSW (193 degrees)
Mountain View, CA - 7 km (4 miles) SW (214 degrees)
Cupertino, CA - 9 km (5 miles) W (278 degrees)
Coordinates 37 deg. 20.0 min. N (37.334N), 122 deg. 7.7 min. W (122.129W)
Depth 6.54 km (4.10 miles)
Quality Good
Location Quality Parameters Nst=9, Nph=11, Dmin=2.7 km, Rmss=0.06 sec, Erho=0.38 km, Erzz=0.55 km, Gp=140 degrees
Event ID# nc75228302
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