Overall Green Earthquake alert in China on 23 Nov 2017 09:43 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 5.1 in China on 23 Nov 2017 09:43 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:	5.1M
Depth:	10 Km
Lat/Lon:	29.3616 , 108.1037
Event Date:	23 Nov 2017 09:43 UTC 23 Nov 2017 17:43 Local
Exposed Population:	4450000 people within 100km
Source:	NEIC us2000btg4
Inserted at:	23 Nov 2017 09:59 UTC
INFORM Coping capacity of the alert score	3.6 (China)

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	0.5		0.5
us2000btg4	Scaled population (vector)	6.59
	C1 earthquake	1.39
	C2 earthquake	-0.24
	Country Vulnerability	0.26
	INFORM_normalised	0.82

Maximum expected impact using different data sources.

Episode Timeline

ID	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1188817		0.5	23 Nov 2017 09:43	5.1M, 10km	N/A	4.5 million (in 100km)		00:15	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 Gaogu, Pengshui, Shiya, Han-chia-chen, Baojialou, Chiang-k'ou, Paochialo, Huolu, T'ung-tzu, Tongzi, and Ch'ing-hsi.

Radius	Population
100 km	4.5 million people
75 km	2.1 million people
50 km	870000 people
20 km	170000 people
10 km	46000 people
5 km	7700 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
Gaogu	Sichuan	China	Village	-	4 km
Pengshui	Sichuan	China	City	-	8 km
Shiya	Sichuan	China	Village	-	10 km
Han-chia-chen	Sichuan	China	Village	-	14 km
Baojialou	Sichuan	China	Village	-	19 km
Chiang-k'ou	Sichuan	China	Village	-	21 km
Paochialo	Sichuan	China	Village	-	22 km
Huolu	Sichuan	China	Village	-	24 km
T'ung-tzu	Sichuan	China	Village	-	24 km
Tongzi	Sichuan	China	Village	-	27 km
Huangjiaba	Sichuan	China	Village	-	28 km
Sang-che-p'ing	Sichuan	China	Village	-	30 km
Lujiaotuo	Sichuan	China	Village	-	31 km
Yushanzhen	Sichuan	China	Village	-	35 km
Puziba	Sichuan	China	Village	-	36 km
Huaditang	Sichuan	China	Village	-	36 km
Hsiang-k'ou	Sichuan	China	Village	-	38 km
Tangba	Guizhou	China	Village	-	40 km
Shuanghe	Sichuan	China	Village	-	43 km
Hongdu	Guizhou	China	Village	-	49 km
Yang-chiao-chen	Sichuan	China	Village	-	49 km
Mugenpu	Sichuan	China	Village	-	49 km
Lo-lung	Guizhou	China	Village	-	50 km
Cho-shui	Guizhou	China	Village	-	51 km
Shijia	Sichuan	China	Village	-	53 km
Mawuba	Sichuan	China	Village	-	53 km
Liziwan	Sichuan	China	Village	-	54 km
Chung-hsin	Guizhou	China	Village	-	54 km
Ketian	Guizhou	China	Village	-	55 km
Tanjiachang	Guizhou	China	Village	-	55 km
Pai-ma	Sichuan	China	Village	-	55 km
Shih-hui	Sichuan	China	Village	-	56 km
Shao-chi-t'an	Sichuan	China	Village	-	57 km
Chiu-hou-p'ing	Guizhou	China	Village	-	57 km
T'an-chia-ch'ang	Guizhou	China	Village	-	57 km
Baima	Sichuan	China	Village	-	59 km
Tuciba	Hubei	China	Village	-	59 km
Yongxi	Guizhou	China	Village	-	62 km
Jiaoba	Guizhou	China	Village	-	62 km
Cangling	Sichuan	China	Village	-	63 km
Chiao-shih-pa	Sichuan	China	Village	-	63 km
Baixi	Sichuan	China	Village	-	63 km
Baoluan	Sichuan	China	Village	-	64 km
Fengjia	Sichuan	China	Village	-	65 km
Pan-chiu-han	Sichuan	China	Village	-	65 km
Changba	Guizhou	China	Village	-	66 km
Sanqiao	Guizhou	China	Village	-	66 km
Shuanglu	Sichuan	China	Village	-	66 km
Yanshan	Guizhou	China	Village	-	67 km
Qianjiang	Sichuan	China	City	-	68 km
Fengdu	Sichuan	China	Village	-	69 km
Lianghe	Sichuan	China	Village	-	69 km
Dalian	Guizhou	China	Village	-	70 km
Baitao	Sichuan	China	Village	-	70 km
Ch'ing-hsi	Sichuan	China	Village	-	70 km

see full list

Critical infrastructure

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

Dams

Reservoir	Dam Name	River	Year	Distance
	Xiaonanhai		n/a	70 km

More information

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

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