Overall Green Earthquake alert in United States on 17 Nov 2017 21:16 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 4.6 in United States on 17 Nov 2017 21:16 UTC

2017-11-17 23:03 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 4.4
Origin time 1217 akst nov 17.2017 1317 pst nov 17 2017 2117 UTC nov 17
Coordinates 60.6 north 150 7 west
Depth 30 miles
Location 55 miles nw of seward alaska 50 miles sw of anchorage 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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