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 11:01:44 AM (PDT) on Monday, August 25, 2025.
The magnitude 1.7 event occurred 12 km (8 miles) SW of Ridgemark, CA.
The hypocentral depth is 7 km ( 4 miles).
| Magnitude | 1.7 - duration magnitude (Md) |
| Time | Monday, August 25, 2025 at 11:01:44 AM (PDT) Monday, August 25, 2025 at 18:01:44 (UTC) |
| Distance from |
Ridgemark, CA - 12 km (8 miles) SW (227 degrees) San Juan Bautista, CA - 14 km (8 miles) SSE (152 degrees) Hollister, CA - 14 km (8 miles) SSW (206 degrees) Salinas, CA - 17 km (10 miles) ENE (69 degrees) Boronda, CA - 19 km (12 miles) ENE (77 degrees) |
| Coordinates | 36 deg. 44.2 min. N (36.737N), 121 deg. 27.9 min. W (121.466W) |
| Depth | 6.66 km (4.10 miles) |
| Quality | Good |
| Location Quality Parameters | Nst=28, Nph=28, Dmin=3.0 km, Rmss=0.20 sec, Erho=0.45 km, Erzz=0.800000012 km, Gp=40 degrees |
| Event ID# | nc75228652 |
| Additional Information | Map |
For more information, see https://earthquake.usgs.gov
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