QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us7000i4mm
USGS us7000i4mm
25 Aug 2022, 23:14
137 km NW of Hihifo, Tonga
A magnitude 5.1 mb earthquake at 10 km depth.
Published location
Where is 137 km NW of Hihifo, 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.
-15.060300, -174.687800
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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
us7000i4mm
Coordinates
-15.0603, -174.6878
Network
us
Significance
400