Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

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


Version #0: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.

A micro earthquake occurred at 9:49:35 PM (PDT) on Sunday, March 15, 2026.
The magnitude 1.0 event occurred 3 km (2 miles) SE of Pacifica, CA.
The hypocentral depth is 7 km ( 4 miles).


Magnitude 1.0 - duration magnitude (Md)
Time Sunday, March 15, 2026 at 9:49:35 PM (PDT)
Monday, March 16, 2026 at 4:49:35 (UTC)
Distance from Pacifica, CA - 3 km (2 miles) SE (133 degrees)
San Bruno, CA - 6 km (4 miles) SW (224 degrees)
Millbrae, CA - 6 km (4 miles) W (264 degrees)
Hillsborough, CA - 7 km (4 miles) WNW (286 degrees)
Montara, CA - 8 km (5 miles) NE (42 degrees)
Coordinates 37 deg. 35.5 min. N (37.592N), 122 deg. 27.5 min. W (122.458W)
Depth 7.24 km (4.50 miles)
Quality Good
Location Quality Parameters Nst=8, Nph=8, Dmin=3.5 km, Rmss=0.06 sec, Erho=0.45 km, Erzz=0.769999981 km, Gp=98 degrees
Event ID# nc75328067
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