Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

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


Version #3: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 9:48:01 PM (PST) on Saturday, February 15, 2025.
The magnitude 0.8 event occurred 7 km (5 miles) ENE (62 degrees) of Larkfield-Wikiup, CA.
The hypocentral depth is 5 km ( 3 miles).


Magnitude 0.8 - duration magnitude (Md)
Time Saturday, February 15, 2025 at 9:48:01 PM (PST)
Sunday, February 16, 2025 at 5:48:01 (UTC)
Distance from Larkfield-Wikiup, CA - 7 km (5 miles) ENE (62 degrees)
Calistoga, CA - 9 km (6 miles) WSW (245 degrees)
Santa Rosa, CA - 11 km (7 miles) NNE (13 degrees)
Windsor, CA - 12 km (8 miles) E (91 degrees)
Roseland, CA - 14 km (9 miles) NNE (18 degrees)
Coordinates 38 deg. 32.7 min. N (38.544N), 122 deg. 40.5 min. W (122.676W)
Depth 5.00 km (3.10 miles)
Quality Good
Location Quality Parameters Nst=20, Nph=25, Dmin=4.6 km, Rmss=0.08 sec, Erho=0.25 km, Erzz=0.43 km, Gp=111 degrees
Event ID# nc75134422
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For more information, see https://earthquake.usgs.gov

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