M0.75 Earthquake – 3 km N of Piedmont, CA
4 August 2026, 04:17 UTC · 1 hour ago · Data: USGS
A magnitude 0.75 earthquake struck 3 km N of Piedmont, CA on 4 August 2026, 04:17 UTC, at a depth of 8.6 km. This was a micro earthquake rarely felt by people.
- Magnitude
- 0.75 (md)
- Location
- 3 km N of Piedmont, CA
- Date & time
- 4 August 2026, 04:17 UTC
- Coordinates
- 37.8517, -122.2377
- Depth
- 8.64 km
- Region
- Worldwide
- Source
- USGS event page
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