M1.18 Earthquake – 6 km S of Portola Valley, CA
15 October 2026, 17:29 UTC · 1 hour ago · Data: USGS
A magnitude 1.18 earthquake struck 6 km S of Portola Valley, CA on 15 October 2026, 17:29 UTC, at a depth of 5.8 km. This was a micro earthquake rarely felt by people.
- Magnitude
- 1.18 (md)
- Location
- 6 km S of Portola Valley, CA
- Date & time
- 15 October 2026, 17:29 UTC
- Coordinates
- 37.3262, -122.2268
- Depth
- 5.80 km
- Region
- Worldwide
- Source
- USGS event page
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