INGV, USGS and EMSC data, with the source next to every number.Sources and limits
1.0

Earthquake M 1.0 in the area of Snoqualmie, Washington, 22 October 2026, 03:04 UTC

Recorded 5 d ago. Updated 05:03.

Magnitude
md 1.0
Time (UTC)
03:04:04
Depth
18 km
Coordinates
47.476 N 121.882 W
Source
USGS
Last revision
05:03

Map: OpenStreetMap contributors data, OpenMapTiles tiles.

What it means

Summary from the source data

An earthquake of magnitude 1.0 was recorded at a depth of 18 km, near Snoqualmie, on 22/10 at 03:04 UTC. The data is preliminary and may be updated.

Within 50 km of the epicentre, 6 events were recorded in the last 30 days (maximum magnitude 2.7). In the same area, a stronger quake occurred in the last 30 days (magnitude 2.7). The hypocentre is shallow, at a depth of 18 km.

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

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