M 1.8 - 5 km WSW of Clayton, CA
- 2025-03-20 05:13:40 (UTC)
- 37.909°N 121.983°W
- 10.3 km depth
Focal Mechanism
- The data below are the most preferred data available
- The data below have NOT been reviewed by a scientist.
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Earthquake Hazards Program
- In cooperation with:
- NC