Overall Green Earthquake alert in Tonga on 21 Jun 2015 21:28 UTC

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

M 6 in Tonga on 21 Jun 2015 21:28 UTC

2015-06-22 08:41 message from NTWC

Key information extracted from original GTS message :

Evaluation

An earthquake with a preliminary magnitude of 6.5 occurred in the FIJI ISLANDS region at 2128 UTC on sunday JUNE 21 2015
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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