Overall Green Earthquake alert in Canada on 17 Sep 2023 11:28 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 Canada on 17 Sep 2023 11:28 UTC

2023-09-17 11:32 message from NTWC

Key information extracted from original GTS message :

Evaluation

An earthquake has occurred a TSUNAMI is not expected
Preliminary earthquake parameters
The following parameters are based on a rapid preliminary assessment of the earthquake and changes MAY occur
Magnitude 5.8
Origin time 0328 akdt sep 17.2023 0428 pdt sep 17 2023 1128 UTC sep 17
Coordinates 51.1 north 129 8 west
Depth 7 miles
Location 130 miles nw of port alice BRITISH columbia 225 miles s of prince rupert BRITISH columbia 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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