Overall Green Earthquake alert in United States on 08 Feb 2018 11:04 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 5.6 in United States on 08 Feb 2018 11:04 UTC

2018-02-08 13:01 message from NTWC

Key information extracted from original GTS message :

Evaluation

There is no TSUNAMI danger from this earthquake
Preliminary earthquake parameters
The following parameters are based on a rapid preliminary assessment and changes MAY occur
Magnitude 5.4
Origin time 0204 akst feb 08.2018 0304 pst feb 08 2018 1104 UTC feb 08
Coordinates 51.2 north 179 6 west
Depth 186 miles
Location 65 miles se of amchitka alaska 135 miles sw of adak alaska additional information and next update
Further information will be issued by the UNITED STATES geological survey (earthquake
Usgs
Gov) or the appropriate regional seismic network
This will be the only u s national TSUNAMI warning center message issued for this event unless additional information becomes available

Measurements Levels

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

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