INGV, USGS and EMSC data, with the source next to every number.Sources and limits
0.6

Earthquake M 0.6 in the area of Atka, Alaska, 21 October 2026, 06:31 UTC

Recorded 6 d ago. Updated 08:31.

Magnitude
ml 0.6
Time (UTC)
06:31:05
Depth
12 km
Coordinates
52.235 N 174.066 W
Source
USGS
Last revision
08:31

Map: OpenStreetMap contributors data, OpenMapTiles tiles.

What it means

Summary from the source data

An earthquake of magnitude 0.6 was recorded at a depth of 12 km, near Atka, on 21/10 at 06:31 UTC. The data is preliminary and may be updated.

Within 50 km of the epicentre, 2 events were recorded in the last 30 days (maximum magnitude 3.5). In the same area, a stronger quake occurred in the last 30 days (magnitude 3.5). The hypocentre is shallow, at a depth of 12 km.

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

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