INGV, USGS and EMSC data, with the source next to every number.Sources and limits
1.4

Earthquake M 1.4 in the area of Adak, Alaska, 27 October 2026, 04:38 UTC

Recorded 42 h ago. Updated 23:59.

Magnitude
ml 1.4
Time (UTC)
04:38:49
Depth
-1 km
Coordinates
51.967 N 177.021 W
Source
USGS
Last revision
23:59

Map: OpenStreetMap contributors data, OpenMapTiles tiles.

What it means

Summary from the source data

An earthquake of magnitude 1.4 was recorded at a depth of less than 1 km, near Adak, on 27/10 at 04:38 UTC. The data is preliminary and may be updated.

Within 50 km of the epicentre, 3 events were recorded in the last 24 hours (maximum magnitude 1.7). Within 50 km of the epicentre, 6 events were recorded in the last 30 days (maximum magnitude 3.0). In the same area, a stronger quake occurred in the last 30 days (magnitude 3.0). The hypocentre is shallow, at a depth of -1 km.

Quakes of this size are very frequent and are usually not felt by people.

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