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 7:38:41 PM (PDT) on Friday, July 25, 2025.
The magnitude 1.9 event occurred 6 km (3 miles) ENE (72 degrees) of Santa Rosa, CA.
The hypocentral depth is 9 km ( 6 miles).
| Magnitude | 1.9 - duration magnitude (Md) |
| Time | Friday, July 25, 2025 at 7:38:41 PM (PDT) Saturday, July 26, 2025 at 2:38:41 (UTC) |
| Distance from |
Santa Rosa, CA - 6 km (3 miles) ENE (72 degrees) Roseland, CA - 9 km (5 miles) ENE (57 degrees) Kenwood, CA - 10 km (6 miles) WNW (303 degrees) Larkfield-Wikiup, CA - 11 km (7 miles) ESE (120 degrees) Calistoga, CA - 14 km (9 miles) SSW (204 degrees) |
| Coordinates | 38 deg. 27.9 min. N (38.464N), 122 deg. 38.6 min. W (122.644W) |
| Depth | 9.30 km (5.80 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst=35, Nph=35, Dmin=8.5 km, Rmss=0.13 sec, Erho=0.23 km, Erzz=0.930000007 km, Gp=39 degrees |
| Event ID# | nc75215122 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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