QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us10002nmx
USGS us10002nmx
6 Jul 2015, 13:24
75 km NE of Kolonga, Tonga
A magnitude 5.8 mww earthquake at 44 km depth.
Published location
Where is 75 km NE of Kolonga, Tonga?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-20.713900, -174.500100
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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
us10002nmx
Coordinates
-20.7139, -174.5001
Network
us
Significance
521