QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000fbgx
USGS usp000fbgx
8 May 2007, 06:31
131 km E of ‘Ohonua, Tonga
A magnitude 5 mwc earthquake at 40.5 km depth.
Published location
Where is 131 km E of ‘Ohonua, 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.
-21.122000, -173.708000
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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
usp000fbgx
Coordinates
-21.122, -173.708
Network
us
Significance
385