VolcanoYT

Disaster Monitoring

Earthquake 4 km ESE of San Ramon, CA

Sun, 28 Dec 2025 23:47:48 GMT

Time1 hour ago
Location
37.7610, -121.9413
Depth
7.5 KM

Event Summary

A 1.9 magnitude earthquake struck on 4 km ESE of San Ramon, CA, at Sun, 28 Dec 2025 23:47:48 GMT. Depth: 7.53000020980835km. Reviewed by USGS seismologists, this minor quake occurred at a magnitude type of md.

Magnitude
1.9
md
Map of 4 km ESE of San Ramon, CA
Source
USGS
Intensity
-

Earthquake Details

Automatic
Event IDusgs_nc75287806
Tsunami PotentialNo
Magnitude Typemd

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