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 9:22:29 PM (PDT) on Wednesday, March 25, 2026.
The magnitude 1.4 event occurred 2 km (1 miles) NW of Alamo, CA.
The hypocentral depth is 8 km ( 5 miles).


Magnitude 1.4 - duration magnitude (Md)
Time Wednesday, March 25, 2026 at 9:22:29 PM (PDT)
Thursday, March 26, 2026 at 4:22:29 (UTC)
Distance from Alamo, CA - 2 km (1 miles) NW (310 degrees)
Saranap, CA - 3 km (2 miles) SE (138 degrees)
Walnut Creek, CA - 5 km (3 miles) SSE (165 degrees)
Lafayette, CA - 6 km (4 miles) ESE (114 degrees)
Danville, CA - 6 km (4 miles) NW (316 degrees)
Coordinates 37 deg. 51.7 min. N (37.862N), 122 deg. 3.0 min. W (122.050W)
Depth 8.41 km (5.20 miles)
Quality Excellent
Location Quality Parameters Nst=18, Nph=18, Dmin=5.1 km, Rmss=0.10 sec, Erho=0.32 km, Erzz=0.689999998 km, Gp=68 degrees
Event ID# nc75333152
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For more information, see https://earthquake.usgs.gov

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