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2.0

M5.7 earthquake strikes Tonga, minor shaking reported

A magnitude 5.7 earthquake at 10 km depth struck Tonga on 23 Sep 2026, with about 1,000 people exposed to MMI IV shaking. No damage or casualties reported yet; impact likely limited given moderate magnitude and low population density.

GDACS Global Disaster Alerts1 day agoTOengCredibility 10%View source

Score Breakdown

Mosaic Score2.0
Confidence0.9
Significance0.1
Source credibility0.1

Intelligence Tags

#earthquake#tonga#natural-disaster#seismic

Locations

Tonga
Source

Related signals

8 found