QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us1000313a
USGS us1000313a
11 Aug 2015, 14:49
212 km WNW of Pangai, Tonga
A magnitude 5.4 mwc earthquake at 10 km depth.
Published location
Where is 212 km WNW of Pangai, 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.
-19.172100, -176.258400
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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
us1000313a
Coordinates
-19.1721, -176.2584
Network
us
Significance
449