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USGS · REPORTED EARTHQUAKE

M 1.4 · 16 km W of Petrolia, CA

Observed . Review status: reviewed.

MAGNITUDE
1.4 md
DEPTH
9.7 km
LATITUDE
40.3072°
LONGITUDE
-124.4675°

Source & provenance

Source identifier: usgs:nc75440257. Source revised 23 Sep 2026, 21:07 UTC. The latest retained record was collected 23 Sep 2026, 21:11 UTC.

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Versions retained by URSY

History starts when URSY first collects this event. Later source revisions can change reported measurements.

Collected · UTCChangeMagnitudeSource revision · UTC
23 Sep 2026, 21:11 UTCrevised1.423 Sep 2026, 21:07 UTC
23 Sep 2026, 19:46 UTCrevised1.423 Sep 2026, 19:42 UTC
23 Sep 2026, 19:25 UTCcreated1.423 Sep 2026, 19:24 UTC

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