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USGS · REPORTED EARTHQUAKE

M 3.9 · 165 km WSW of Nikolski, Alaska

Observed . Review status: reviewed.

MAGNITUDE
3.9 mb
DEPTH
121.4 km
LATITUDE
52.2568°
LONGITUDE
-171.0310°

Source & provenance

Source identifier: usgs:us7000tj31. Source revised 28 Sep 2026, 21:06 UTC. The latest retained record was collected 28 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
28 Sep 2026, 21:11 UTCrevised3.928 Sep 2026, 21:06 UTC
22 Sep 2026, 05:00 UTCcreated3.922 Sep 2026, 04:59 UTC

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