INGV, USGS and EMSC data, with the source next to every number.Sources and limits
1.5

Earthquake M 1.5 in the area of Quilcene, Washington, 23 October 2026, 10:24 UTC

Recorded 4 d ago. Updated 11:24.

Magnitude
ml 1.5
Time (UTC)
10:24:26
Depth
41 km
Coordinates
47.819 N 123.196 W
Source
USGS
Last revision
11:24

Map: OpenStreetMap contributors data, OpenMapTiles tiles.

What it means

Summary from the source data

An earthquake of magnitude 1.5 was recorded at a depth of 41 km, near Quilcene, on 23/10 at 10:24 UTC. The data is preliminary and may be updated.

Within 50 km of the epicentre, 2 events were recorded in the last 24 hours (maximum magnitude 1.5). Within 50 km of the epicentre, 5 events were recorded in the last 30 days (maximum magnitude 2.1). In the same area, a stronger quake occurred in the last 30 days (magnitude 2.1). The hypocentre is shallow, at a depth of 41 km.

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

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