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 2:04:43 PM (PST) on Sunday, February 16, 2025.
The magnitude 1.7 event occurred 3 km (2 miles) NNE (19 degrees) of Saint Helena, CA.
The hypocentral depth is 10 km ( 6 miles).
| Magnitude | 1.7 - duration magnitude (Md) |
| Time | Sunday, February 16, 2025 at 2:04:43 PM (PST) Sunday, February 16, 2025 at 22:04:43 (UTC) |
| Distance from |
Saint Helena, CA - 3 km (2 miles) NNE (19 degrees) Angwin, CA - 5 km (3 miles) S (188 degrees) Calistoga, CA - 12 km (7 miles) ESE (115 degrees) Kenwood, CA - 15 km (10 miles) NNE (30 degrees) Yountville, CA - 17 km (11 miles) NNW (330 degrees) |
| Coordinates | 38 deg. 32.0 min. N (38.534N), 122 deg. 27.5 min. W (122.458W) |
| Depth | 10.35 km (6.40 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=87, Nph=92, Dmin=3.2 km, Rmss=0.14 sec, Erho=0.16 km, Erzz=0.36 km, Gp=32 degrees |
| Event ID# | nc75134862 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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