Overall Green Earthquake alert in China on 18 Jan 2013 12:42 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 5.4 in China on 18 Jan 2013 12:42 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.

Updated: this report is based on episode 1.

Earthquake Magnitude:	5.4M
Depth:	Km
Lat/Lon:	31.0706 , 99.5746
Event Date:	18 Jan 2013 12:42 UTC 18 Jan 2013 20:42 Local
Exposed Population:	170000 people within 100km
Source:	NEIC usb000eqx3
Inserted at:	19 Jan 2013 08:22 UTC

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	0.5		0.5
usb000eqx3	Scaled population (vector)	n.a
	C1 earthquake	n.a
	C2 earthquake	n.a
	Country Vulnerability	n.a
	INFORM_normalised	n.a

Maximum expected impact using different data sources.

Episode Timeline

ID	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
122017		0.5	18 Jan 2013 12:42	5.4M, 31.2km	N/A	170 thousand (in 100km)		00:20	NEIC
122022		0.5	18 Jan 2013 12:42	5.4M, 9.2km	N/A	170 thousand (in 100km)		19:39	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 China , Province of Sichuan (population 118,811,800) . The nearest places are Chomta, Feiditang, Barong, Lhakangsumdo, Gulung, Tseng-ko, Jo-chia, Dagmogoin, Zomdo, Ta-chi, and Sênkar.

Radius	Population
100 km	210000 people
75 km	140000 people
50 km	58000 people
20 km	13000 people
10 km	4900 people
5 km	1400 people
2 km	<1000 people

Affected Provinces

Region Province	Country	Population
Sichuan	China	118.8 million people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Chomta	Sichuan	China	Village	-	4 km
Feiditang	Sichuan	China	Village	-	20 km
Barong	Sichuan	China	Village	-	23 km
Lhakangsumdo	Sichuan	China	Village	-	24 km
Gulung	Sichuan	China	Village	-	35 km
Tseng-ko	Sichuan	China	Village	-	51 km
Jo-chia	Sichuan	China	Village	-	53 km
Dagmogoin	Sichuan	China	Village	-	54 km
Zomdo	Sichuan	China	Village	-	55 km
Ta-chi	Sichuan	China	Village	-	60 km
Ch'ieh-i	Sichuan	China	Village	-	61 km
Chan-hua	Sichuan	China	Village	-	61 km
Dênai	Sichuan	China	Village	-	63 km
Copu Si	Sichuan	China	Village	-	63 km
Nongge	Sichuan	China	Village	-	64 km
Sha-ma	Sichuan	China	Village	-	65 km
Marê	Sichuan	China	Village	-	66 km
Pai-li	Sichuan	China	Village	-	67 km
Jung-pa-ch'a	Sichuan	China	Village	-	68 km
Sênkar	Sichuan	China	Village	-	69 km

see full list

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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