QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us6000f8bg
USGS us6000f8bg
19 Aug 2021, 12:48
161 km SE of Pangai, Tonga
A magnitude 5.1 mww earthquake at 10 km depth.
Published location
Where is 161 km SE 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.
-20.675900, -173.102600
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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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Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
us6000f8bg
Coordinates
-20.6759, -173.1026
Network
us
Significance
400