Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

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


Version #9: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A light earthquake occurred at 1:41:25 AM (PDT) on Thursday, April 2, 2026.
The magnitude 4.6 event occurred 1 km (1 miles) NNW of Brookdale, CA.
The hypocentral depth is 10 km ( 6 miles).


Magnitude 4.6 - moment magnitude (Mw)
Time Thursday, April 2, 2026 at 1:41:25 AM (PDT)
Thursday, April 2, 2026 at 8:41:25 (UTC)
Distance from Brookdale, CA - 1 km (1 miles) NNW (331 degrees)
Boulder Creek, CA - 1 km (1 miles) SE (143 degrees)
Ben Lomond, CA - 4 km (2 miles) NW (322 degrees)
Lompico, CA - 5 km (3 miles) WNW (282 degrees)
Felton, CA - 8 km (5 miles) NNW (334 degrees)
Coordinates 37 deg. 6.9 min. N (37.116N), 122 deg. 6.7 min. W (122.112W)
Depth 10.43 km (6.50 miles)
Quality Good
Location Quality Parameters Nst=173, Nph=193, Dmin=3.8 km, Rmss=0.19 sec, Erho=0.16 km, Erzz=0.32 km, Gp=67 degrees
Event ID# nc75337442
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