Overall Green Earthquake alert in Antarctica on 23 Jan 2021 23:36 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 6.9 in Antarctica on 23 Jan 2021 23:36 UTC

2021-01-23 23:50 message from NTWC

Key information extracted from original GTS message :

Evaluation

An earthquake with a preliminary magnitude of 7.3 occurred in the SOUTH shetland ISLANDS at 737 pm ast on saturday JANUARY 23 2021
Based on all available data there is no TSUNAMI threat to PUERTO rico the u s VIRGIN islands or the BRITISH VIRGIN ISLANDS from this earthquake

Measurements Levels

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

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