VolcanoYT

Disaster Monitoring

Earthquake 6 km SSE of Portola Valley, CA

Sat, 12 Sep 2026 19:57:29 GMT

Time1 week ago
Location
37.3303, -122.2177
Depth
8.7 KM

Event Summary

A 1.3 magnitude earthquake struck on 6 km SSE of Portola Valley, CA, at Sat, 12 Sep 2026 19:57:29 GMT. Depth: 8.71000003814697km. Reviewed by USGS seismologists, this minor quake occurred at a magnitude type of md.

Magnitude
1.3
md
Map of 6 km SSE of Portola Valley, CA
Source
USGS
Intensity
-

Agency Reports

1 Sources
SourceMagnitudeDepthTime
USGSPrimary1.39 km
1 week ago

Earthquake Details

Automatic
Event IDusgs_nc75434392
QualityS
Tsunami PotentialNo
Magnitude Typemd
Last Update1 week ago
Used Stations8

Felt Reports0

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