Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

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


Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 11:31:32 AM (PST) on Sunday, February 16, 2025.
The magnitude 1.2 event occurred 8 km (5 miles) NE (54 degrees) of Larkfield-Wikiup, CA.
The hypocentral depth is 5 km ( 3 miles).


Magnitude 1.2 - duration magnitude (Md)
Time Sunday, February 16, 2025 at 11:31:32 AM (PST)
Sunday, February 16, 2025 at 19:31:32 (UTC)
Distance from Larkfield-Wikiup, CA - 8 km (5 miles) NE (54 degrees)
Calistoga, CA - 9 km (5 miles) WSW (253 degrees)
Windsor, CA - 12 km (8 miles) E (85 degrees)
Santa Rosa, CA - 12 km (8 miles) N (11 degrees)
Roseland, CA - 16 km (10 miles) NNE (17 degrees)
Coordinates 38 deg. 33.3 min. N (38.556N), 122 deg. 40.6 min. W (122.677W)
Depth 4.91 km (3.10 miles)
Quality Excellent
Location Quality Parameters Nst=27, Nph=29, Dmin=3.5 km, Rmss=0.08 sec, Erho=0.22 km, Erzz=0.39 km, Gp=82 degrees
Event ID# nc75134757
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For more information, see https://earthquake.usgs.gov

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