INGV, USGS and EMSC data, with the source next to every number.Sources and limits
1.7

Earthquake M 1.7 in the area of Karluk, Alaska, 18 October 2026, 20:03 UTC

Recorded 10 d ago. Updated 22:02.

Magnitude
ml 1.7
Time (UTC)
20:03:21
Depth
68 km
Coordinates
57.815 N 154.772 W
Source
USGS
Last revision
22:02

Map: OpenStreetMap contributors data, OpenMapTiles tiles.

What it means

Summary from the source data

An earthquake of magnitude 1.7 was recorded at a depth of 68 km, near Karluk, on 18/10 at 20:03 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 2.8). Within 50 km of the epicentre, 8 events were recorded in the last 30 days (maximum magnitude 2.8). In the same area, a stronger quake occurred in the last 30 days (magnitude 2.8). The hypocentre is shallow, at a depth of 68 km.

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

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