VolcanoYT

Disaster Monitoring

Earthquake 5 km SE of San Ramon, CA

Mon, 22 Dec 2025 23:00:50 GMT

Time3 hours ago
Location
37.7507, -121.9420
Depth
9.0 KM

Event Summary

A 2.2 magnitude earthquake struck on 5 km SE of San Ramon, CA, at Mon, 22 Dec 2025 23:00:50 GMT. Depth: 9km. Reviewed by USGS seismologists, this minor quake occurred at a magnitude type of md.

Magnitude
2.2
md
Map of 5 km SE of San Ramon, CA
Source
USGS
Intensity
-

Earthquake Details

Automatic
Event IDusgs_nc75284981
Tsunami PotentialNo
Magnitude Typemd

Comments

Join the discussion about this event.