QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/official19890523105446320_10
USGS official19890523105446320_10
23 May 1989, 11:54
1989 Macquarie Ridge Earthquake
A magnitude 8 mwc earthquake at 10 km depth.
Published location
Where is 1989 Macquarie Ridge Earthquake?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-52.341000, 160.568000
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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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Catalog fields and provenance
Event ID
official19890523105446320_10
Coordinates
-52.341, 160.568
Network
official
Significance
990