Overall Green Earthquake alert in Guam on 24 Jan 2017 09:38 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 5.5 in Guam on 24 Jan 2017 09:38 UTC

Hazard models

EQ parameters

Shakemap

Tsunami

Event summary

This earthquake is expected to have a low humanitarian impact based on the magnitude and the affected population and their vulnerability.

Earthquake Magnitude:	5.5M
Depth:	18.83 Km
Lat/Lon:	12.0661 , 146.2653
Event Date:	24 Jan 2017 09:38 UTC 24 Jan 2017 19:38 Local
Exposed Population:	No people within 100km
Source:	NEIC us10007v50
Inserted at:	24 Jan 2017 10:30 UTC
INFORM Coping capacity of the alert score:	1.1 (Guam)

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	0		0
us10007v50	Scaled population (vector)	0
	C1 earthquake	1
	C2 earthquake	0
	Country Vulnerability	0
	INFORM_normalised	1

Maximum expected impact using different data sources.

ShakeMap is a product of the USGS Earthquake Hazards Program in conjunction with the regional seismic networks. ShakeMaps provide near-real-time maps of ground motion and shaking intensity following significant earthquakes.

Episode Timeline

ID	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1155033		0	24 Jan 2017 09:38	5.5M, 18.83km	N/A	N/A (in MMI>=VII)		00:51	NEIC

The episode that generated the alert; the next major evaluations beyond 12 hours will not trigger additional alerts.

The episode that has the last updated information.

* The max MMI detected for sources having shakemaps;
** The population detected in MMI>=7 for episode with shakemap or in a 100km radius;
*** The tsunami max height.

Exposed population

The earthquake happened in unknowed a zone. The alertlevel for this event is Green

Intensity	Population
	no people
	no people

Shakemaps Timeline

Shake id #	episodeid	Lat/Lon	Magnitude	Depth	Date shake (UTC)	Delay (hh:mm)
1	1155033	12.066/146.265	5.5	18.83	24 Jan 2017 10:31	00:52	(new episode)
2	1155033	12.066/146.265	5.5	18.83	24 Jan 2017 11:40	02:01	(upd of #1)
3	1155033	12.066/146.265	5.5	18.83	07 Mar 2017 10:24	42d 00:46	(upd of #2)

Affected Provinces

Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

More information

For a full list of available products related to this event, please refer to the GDACS Resources page.

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