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 8:23:48 PM (PDT) on Thursday, March 26, 2026.
The magnitude 1.6 event occurred 4 km (2 miles) SSE of Santa Rosa, CA.
The hypocentral depth is 7 km ( 4 miles).


Magnitude 1.6 - duration magnitude (Md)
Time Thursday, March 26, 2026 at 8:23:48 PM (PDT)
Friday, March 27, 2026 at 3:23:48 (UTC)
Distance from Santa Rosa, CA - 4 km (2 miles) SSE (150 degrees)
Roseland, CA - 4 km (3 miles) E (97 degrees)
Rohnert Park, CA - 9 km (5 miles) N (11 degrees)
Cotati, CA - 10 km (6 miles) NNE (12 degrees)
Kenwood, CA - 12 km (7 miles) W (272 degrees)
Coordinates 38 deg. 25.1 min. N (38.418N), 122 deg. 40.9 min. W (122.682W)
Depth 6.77 km (4.20 miles)
Quality Excellent
Location Quality Parameters Nst=15, Nph=15, Dmin=3.6 km, Rmss=0.08 sec, Erho=0.37 km, Erzz=0.74000001 km, Gp=69 degrees
Event ID# nc75333632
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