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M 3.52 earthquake - 24 km W of Petrolia, CA

USGS reports a magnitude 3.52 earthquake located 24 km west of Petrolia, California (40.295166015625, -124.566329956055) at a depth of 20.2299995422363 km. Source published 2026-09-16T14:34:51.940Z.

Categories: Earthquake, Geological hazard, Seismic monitoring

AI-generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

AI confidence
9/10
Geographic reach
2/10
Global importance
3/10
Impact magnitude
2/10
Positivity
5/10
Urgency
2/10

Why it matters

A small-magnitude earthquake near a coastal community; relevant for local situational awareness, seismic monitoring, and emergency management tracking of regional seismicity.

Sources

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