INGV, USGS and EMSC data, with the source next to every number.Sources and limits
1.8

Earthquake M 1.8 in the area of Brooktrails, CA, 19 October 2026, 01:45 UTC

Recorded 10 d ago. Updated 03:45.

Magnitude
md 1.8
Time (UTC)
01:45:57
Depth
8 km
Coordinates
39.567 N 123.344 W
Source
USGS
Last revision
03:45

Map: OpenStreetMap contributors data, OpenMapTiles tiles.

What it means

Summary from the source data

An earthquake of magnitude 1.8 was recorded at a depth of 8 km, near Brooktrails, on 19/10 at 01:45 UTC. The data is preliminary and may be updated.

Within 50 km of the epicentre, 4 events were recorded in the last 30 days (maximum magnitude 3.4). In the same area, a stronger quake occurred in the last 30 days (magnitude 3.4). The hypocentre is shallow, at a depth of 8 km.

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

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