Overall Green Earthquake alert in Tonga on 01 Oct 2020 01:13 UTC

GDACS is a cooperation framework between the United Nations, the European Commission and disaster managers worldwide to improve alerts, information exchange and coordination in the first phase after major sudden-onset disasters.

M 6.4 in Tonga on 01 Oct 2020 01:13 UTC

2020-10-01 01:21 message from NTWC

Key information extracted from original GTS message :

Evaluation

An earthquake with a preliminary magnitude of 6.7 occurred in the TONGA ISLANDS at 0114 UTC on thursday OCTOBER 1 2020
Based on all available data there is no TSUNAMI threat from this earthquake

Measurements Levels

SOURCE	GAUGE LOCATION	LAT	LON	TIME (UTC)	HEIGHT (m)	PERIOD (min)

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