Overall Green Earthquake alert in United States on 20 Nov 2021 05:51 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 4.6 in United States on 20 Nov 2021 05:51 UTC

Global Telecommunication Service

GTS (Global Telecommunication Service) is the official Warning and Alerting channel by the World Meteorological Organization (WMO) adopted by several Warning Organizations. As soon as a new GTS message regarding Tropical Cyclones(WT) or Tsunami(WE) the messages are processed and possibly assigned to the specific event. When a new GTS message is present an new tab in the specific event report page is present.The presence of a GTS message is shown in the homepage with a dedicated icon.

Click on the messages list to visualize on the right the detailed text.

Measurements Levels

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

20/11 06:01 WEAK53PAAQ200600

2021-11-20 06:01 message from NTWC link

Key information extracted from original GTS message :

Evaluation

There is no TSUNAMI danger from this earthquake

Original Message :

WEAK53 PAAQ 200600
TIBAK1

Tsunami Information Statement Number 1
NWS National Tsunami Warning Center Palmer AK
1000 PM PST Fri Nov 19 2021

...THIS IS A TSUNAMI INFORMATION STATEMENT...

EVALUATION
----------
* There is NO tsunami danger from this earthquake.

PRELIMINARY EARTHQUAKE PARAMETERS
---------------------------------

* The following parameters are based on a rapid preliminary
assessment of the earthquake and changes may occur.

* Magnitude 4.7
* Origin Time 2051 AKST Nov 19 2021
2151 PST Nov 19 2021
0551 UTC Nov 20 2021
* Coordinates 44.7 North 130.4 West
* Depth 1 miles
* Location off the coast of Oregon

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.

$$

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