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Earthquake · Reviewed by USGS

M2.3 earthquake 30 km SSW of Chiniak, Alaska

A magnitude 2.3 earthquake struck 30 km SSW of Chiniak, Alaska at Oct 18, 2026, 12:21 UTC, at a depth of 20 km.

Details

Magnitude2.3 ml
TimeOct 18, 2026, 12:21 UTC
Depth20.1 km
Coordinates57.344, -152.403
Felt reports0
Tsunami flagNone
SourceUSGS event page
Fig. 1The epicentre and other earthquakes within 100 km, since the day before

01 — Around it

Other earthquakes within 100 km

Other earthquakes within 100 km since the day before this event
MagnitudeLocationDistanceDepthTime
2.043 km W of Port Lions, Alaska96 km / 59 midepth 55 km

USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.