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 5:05:24 PM (PDT) on Thursday, July 24, 2025.
The magnitude 1.5 event occurred 9 km (5 miles) NNE (23 degrees) of Calistoga, CA.
The hypocentral depth is 16 km (10 miles).
| Magnitude | 1.5 - duration magnitude (Md) |
| Time | Thursday, July 24, 2025 at 5:05:24 PM (PDT) Friday, July 25, 2025 at 0:05:24 (UTC) |
| Distance from |
Calistoga, CA - 9 km (5 miles) NNE (23 degrees) Angwin, CA - 11 km (7 miles) NW (316 degrees) Middletown, CA - 13 km (8 miles) SSE (150 degrees) Saint Helena, CA - 17 km (11 miles) NNW (339 degrees) Hidden Valley Lake, CA - 18 km (11 miles) S (175 degrees) |
| Coordinates | 38 deg. 39.0 min. N (38.651N), 122 deg. 32.5 min. W (122.541W) |
| Depth | 15.73 km (9.80 miles) |
| Quality | Fair |
| Location Quality Parameters | Nst=6, Nph=6, Dmin=6.4 km, Rmss=0.09 sec, Erho=1.14 km, Erzz=1.32000005 km, Gp=159 degrees |
| Event ID# | nc75214662 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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