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 8:32:47 PM (PDT) on Thursday, August 14, 2025.
The magnitude 1.2 event occurred 7 km (4 miles) WNW of Broadmoor, CA.
The hypocentral depth is 6 km ( 4 miles).


Magnitude 1.2 - duration magnitude (Md)
Time Thursday, August 14, 2025 at 8:32:47 PM (PDT)
Friday, August 15, 2025 at 3:32:47 (UTC)
Distance from Broadmoor, CA - 7 km (4 miles) WNW (290 degrees)
Daly City, CA - 8 km (5 miles) WNW (283 degrees)
Colma, CA - 9 km (6 miles) WNW (292 degrees)
Pacifica, CA - 12 km (8 miles) NNW (329 degrees)
Brisbane, CA - 14 km (9 miles) WNW (282 degrees)
Coordinates 37 deg. 42.5 min. N (37.708N), 122 deg. 33.4 min. W (122.557W)
Depth 6.02 km (3.70 miles)
Quality Fair
Location Quality Parameters Nst=21, Nph=24, Dmin=7.2 km, Rmss=0.06 sec, Erho=0.36 km, Erzz=0.72 km, Gp=183 degrees
Event ID# nc75223962
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