M1.34 Earthquake – 6 km SSE of Portola Valley, CA

12 September 2026, 19:57 UTC · 43 min ago · Data: USGS

A magnitude 1.34 earthquake struck 6 km SSE of Portola Valley, CA on 12 September 2026, 19:57 UTC, at a depth of 8.7 km. This was a micro earthquake rarely felt by people.

Magnitude
1.34 (md)
Location
6 km SSE of Portola Valley, CA
Date & time
12 September 2026, 19:57 UTC
Coordinates
37.3303, -122.2177
Depth
8.71 km
Region
Worldwide
Source
USGS event page

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