QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgemsup610548633
USGS iscgemsup610548633
27 Mar 1906, 05:04
off the south coast of Australia
A magnitude 6.6 mw earthquake at 10 km depth.
Published location
Where is off the south coast 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.
-38.097000, 118.428000
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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.
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Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.
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Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
iscgemsup610548633
Coordinates
-38.097, 118.428
Network
iscgemsup
Significance
668