M2.5 earthquake 21 km W of Petrolia, CA, 10 km deep
A magnitude 2.5 shallow earthquake struck 21 km W of Petrolia, CA on 21 September 2026 at 22:41 UTC, 10 km below the surface. Where it was, how deep, and what else shook nearby, on a live map.
The facts
- Magnitude
- 2.5 md
- Depth
- 10 km (shallow)
- Origin time
- 2026-09-21 22:41 UTC
- Felt radius
- about 15 km
- Location
- 40.304, -124.536
Source
USGS Earthquake Hazards Program · data time 2026-09-21 22:41 UTC. This page was built from the feed on 2026-10-01 19:04 UTC; the live map shows it as it is now.
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