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USGS · REPORTED EARTHQUAKE

M 3.3 · 14 km SE of Petrolia, CA

Observed . Review status: automatic.

MAGNITUDE
3.3 ml
DEPTH
11.0 km
LATITUDE
40.2345°
LONGITUDE
-124.1708°

Source & provenance

Source identifier: usgs:nc75453186. Source revised 23 Oct 2026, 01:23 UTC. The latest retained record was collected 23 Oct 2026, 01:25 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 Oct 2026, 01:25 UTCrevised3.323 Oct 2026, 01:23 UTC
22 Oct 2026, 14:11 UTCrevised3.322 Oct 2026, 14:08 UTC
22 Oct 2026, 04:25 UTCrevised3.322 Oct 2026, 04:23 UTC
22 Oct 2026, 03:45 UTCrevised3.322 Oct 2026, 03:41 UTC
22 Oct 2026, 03:31 UTCrevised3.322 Oct 2026, 03:26 UTC
22 Oct 2026, 02:40 UTCrevised3.322 Oct 2026, 02:35 UTC
22 Oct 2026, 02:31 UTCrevised3.322 Oct 2026, 02:27 UTC
22 Oct 2026, 01:55 UTCrevised3.322 Oct 2026, 01:54 UTC
22 Oct 2026, 01:50 UTCcreated3.322 Oct 2026, 01:49 UTC

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