QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp00082w3
USGS usp00082w3
27 May 1997, 09:00
96 km NNE of Hihifo, Tonga
A magnitude 6.4 mwc earthquake at 14 km depth.
Published location
Where is 96 km NNE 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.
-15.212000, -173.328000
Open the interactive map ↗Map data © OpenStreetMap contributors
What the numbers mean
Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.
Need a current safety answer?
Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.
Continue exploring
Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
usp00082w3
Coordinates
-15.212, -173.328
Network
us
Significance
630