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USGS · REPORTED EARTHQUAKE

M 4.0 · 86 km SSW of Nikolski, Alaska

Observed . Review status: reviewed.

MAGNITUDE
4.0 ml
DEPTH
17.2 km
LATITUDE
52.2250°
LONGITUDE
-169.3490°

Source & provenance

Source identifier: usgs:aka2026spbesg. Source revised 19 Sep 2026, 17:47 UTC. The latest retained record was collected 19 Sep 2026, 17:50 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
19 Sep 2026, 17:50 UTCcreated4.019 Sep 2026, 17:47 UTC

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