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 6:14:07 AM (PST) on Saturday, February 15, 2025.
The magnitude 1.6 event occurred 8 km (5 miles) NE (54 degrees) of Larkfield-Wikiup, CA.
The hypocentral depth is 5 km ( 3 miles).


Magnitude 1.6 - duration magnitude (Md)
Time Saturday, February 15, 2025 at 6:14:07 AM (PST)
Saturday, February 15, 2025 at 14:14:07 (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) NNE (12 degrees)
Roseland, CA - 16 km (10 miles) NNE (17 degrees)
Coordinates 38 deg. 33.4 min. N (38.556N), 122 deg. 40.5 min. W (122.674W)
Depth 5.03 km (3.10 miles)
Quality Excellent
Location Quality Parameters Nst=67, Nph=70, Dmin=3.6 km, Rmss=0.10 sec, Erho=0.13 km, Erzz=0.26 km, Gp=23 degrees
Event ID# nc75133997
Additional Information Map

For more information, see https://earthquake.usgs.gov

[ Index map || Big earthquake list || All earthquake list || Glossary of terms || Top page ]
[ Did you feel it? || ShakeMaps || Relative2Me ]
[ Data Sources ]

Special maps
Long Valley || Los Angeles || San Francisco

Data Sources
US and World - USGS/NEIC = National Earthquake Information Center
Northern California - UCB = University of California, Berkeley
Southern California - Caltech = California Institute of Technology
Nevada - UNR = University of Nevada, Reno
Offshore = West Coast & Alaska Tsunami Warning Center
...all members of the Advanced National Seismic System (ANSS)