QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us1000hwc9
USGS us1000hwc9
25 Nov 2018, 09:42
112 km ESE of Madang, Papua New Guinea
A magnitude 5.3 mww earthquake at 231 km depth.
Published location
Where is 112 km ESE of Madang, Papua New Guinea?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-5.460400, 146.770200
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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
us1000hwc9
Coordinates
-5.4604, 146.7702
Network
us
Significance
434