QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem16957931
USGS iscgem16957931
19 Nov 1906, 07:18
northwest of Australia
A magnitude 7.4 mw earthquake at 10 km depth.
Published location
Where is northwest of Australia?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-21.244000, 108.498000
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What the numbers mean
Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.
Need a current safety answer?
Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.
Catalog fields and provenance
Event ID
iscgem16957931
Coordinates
-21.244, 108.498
Network
iscgem
Significance
836