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 11:28:03 PM (PDT) on Saturday, July 26, 2025.
The magnitude 1.2 event occurred 6 km (4 miles) WNW of Broadmoor, CA.
The hypocentral depth is 6 km ( 4 miles).


Magnitude 1.2 - duration magnitude (Md)
Time Saturday, July 26, 2025 at 11:28:03 PM (PDT)
Sunday, July 27, 2025 at 6:28:03 (UTC)
Distance from Broadmoor, CA - 6 km (4 miles) WNW (292 degrees)
Daly City, CA - 7 km (5 miles) WNW (284 degrees)
Colma, CA - 8 km (5 miles) WNW (294 degrees)
Pacifica, CA - 12 km (7 miles) NNW (333 degrees)
Brisbane, CA - 13 km (8 miles) WNW (283 degrees)
Coordinates 37 deg. 42.4 min. N (37.707N), 122 deg. 32.7 min. W (122.546W)
Depth 5.75 km (3.60 miles)
Quality Good
Location Quality Parameters Nst=25, Nph=30, Dmin=6.3 km, Rmss=0.10 sec, Erho=0.34 km, Erzz=0.61 km, Gp=106 degrees
Event ID# nc75215687
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