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 Simmler, CA, 28 October 2026, 02:48 UTC

Recorded 25 h ago. Updated 20:16.

Magnitude
ml 1.7
Time (UTC)
02:48:09
Depth
15 km
Coordinates
35.631 N 119.863 W
Source
USGS
Last revision
20:16

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 15 km, near Simmler, on 28/10 at 02:48 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 1.7). Within 50 km of the epicentre, 3 events were recorded in the last 30 days (maximum magnitude 1.7). It is the strongest quake in the area in the last 30 days. The hypocentre is shallow, at a depth of 15 km.

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

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