VolcanoYT

Disaster Monitoring

Earthquake 5 km SE of San Ramon, CA

Sun, 21 Dec 2025 02:36:34 GMT

Time2 hours ago
Location
37.7505, -121.9415
Depth
9.4 KM

Event Summary

A 2.8 magnitude earthquake struck on 5 km SE of San Ramon, CA, at Sun, 21 Dec 2025 02:36:34 GMT. Depth: 9.4399995803833km. Reviewed by USGS seismologists, this minor quake occurred at a magnitude type of md.

Magnitude
2.8
md
Map of 5 km SE of San Ramon, CA
Source
USGS
Intensity
-

Earthquake Details

Automatic
Event IDusgs_nc75283696
Tsunami PotentialNo
Magnitude Typemd

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