VolcanoYT

Disaster Monitoring

Earthquake 4 km ESE of San Ramon, CA

Sat, 28 Feb 2026 07:59:05 GMT

Time1 hour ago
Location
37.7660, -121.9333
Depth
3.7 KM

Event Summary

A 1.6 magnitude earthquake struck on 4 km ESE of San Ramon, CA, at Sat, 28 Feb 2026 07:59:05 GMT. Depth: 3.70000004768372km. Reviewed by USGS seismologists, this minor quake occurred at a magnitude type of md.

Magnitude
1.6
md
Map of 4 km ESE of San Ramon, CA
Source
USGS
Intensity
-

Agency Reports

1 Sources
SourceMagnitudeDepthTime
USGSPrimary1.64 km1 hour ago

Earthquake Details

Automatic
Event IDusgs_nc75320117
Tsunami PotentialNo
Magnitude Typemd

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