Overall Green Earthquake alert in Chiapas, Mexico on 21 Dec 2014 04:25 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 4.5 in Chiapas, Mexico on 21 Dec 2014 04:25 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:	4.5M
Depth:	123.91 Km
Lat/Lon:	17.5078 , -94.8698
Event Date:	21 Dec 2014 04:25 UTC 20 Dec 2014 22:25 Local
Exposed Population:	1556880 people within 100km
Source:	NEIC
Inserted at:	21 Dec 2014 04:45 UTC

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	n.a		0
	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
1067794		0	21 Dec 2014 04:25	4.5M, 123.91km	N/A	1.6 million (in 100km)		00:19	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 Mexico , State of Veracruz (population 6,774,736) . The nearest places are Boca Chalchijapa, Álvaro Díaz, Agotepe, Jesús Carranza, Coapiloloya, Doña Mariana, Arena, Reyes, Azufre, Guayabal, and Barrancas.

Radius	Population
100 km	1.5 million people
75 km	820000 people
50 km	220000 people
20 km	26000 people
10 km	6000 people
5 km	1300 people
2 km	<1000 people

Affected Provinces

Region Province	Country	Population
Veracruz	Mexico	6.8 million people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Boca Chalchijapa	Veracruz	Mexico	Village	-	6 km
Álvaro Díaz	Veracruz	Mexico	Village	-	13 km
Agotepe	Veracruz	Mexico	Village	-	17 km
Jesús Carranza	Veracruz	Mexico	Village	3500 people	20 km
Coapiloloya	Veracruz	Mexico	Village	-	22 km
Doña Mariana	Veracruz	Mexico	Village	-	24 km
Arena	Veracruz	Mexico	Village	-	27 km
Reyes	Veracruz	Mexico	Village	-	28 km
Azufre	Veracruz	Mexico	Village	-	29 km
Guayabal	Oaxaca	Mexico	Village	-	34 km
Palo Grande	Oaxaca	Mexico	Village	-	34 km
Abundancia	Veracruz	Mexico	Village	-	34 km
Hacienda del Corte	Oaxaca	Mexico	Village	-	37 km
Hidqlaotitlan	Veracruz	Mexico	Village	-	37 km
Aguacatepec	Veracruz	Mexico	Village	-	40 km
Amates	Oaxaca	Mexico	Village	-	41 km
Texistepec	Veracruz	Mexico	Village	8600 people	43 km
Sayula	Veracruz	Mexico	Village	11000 people	43 km
Zapote	Oaxaca	Mexico	Village	-	44 km
El Modelo	Oaxaca	Mexico	Village	-	45 km
Campanario	Oaxaca	Mexico	Village	-	46 km
Cascajo	Oaxaca	Mexico	Village	-	47 km
Oluta	Veracruz	Mexico	Village	11000 people	48 km
San Cristóbal	Veracruz	Mexico	Village	-	49 km
Acayucan	Veracruz	Mexico	City	47000 people	49 km
Boca del Monte	Oaxaca	Mexico	Village	-	49 km
Juanita	Veracruz	Mexico	Village	-	50 km
San Juan Evangelista	Veracruz	Mexico	Village	4100 people	51 km
Limonta	Veracruz	Mexico	Village	-	51 km
Bajo Grande	Veracruz	Mexico	Village	-	51 km
Jáltipan	Veracruz	Mexico	Village	30000 people	51 km
San Jerónimo Zoochina	Oaxaca	Mexico	Village	-	53 km
Borracho	Oaxaca	Mexico	Village	-	57 km
Boca de Sochiapa	Veracruz	Mexico	Village	-	58 km
Chalcomulco	Veracruz	Mexico	Village	-	59 km
Buenavista	Veracruz	Mexico	Village	-	60 km
Cosoleacaque	Veracruz	Mexico	City	20000 people	60 km
Chinameca	Veracruz	Mexico	Village	7100 people	60 km
Mogone	Oaxaca	Mexico	Village	-	60 km
Amajaque	Veracruz	Mexico	Village	-	61 km
Mexcalapa	Veracruz	Mexico	Village	-	61 km
Ceiba Bonita	Veracruz	Mexico	Village	-	61 km
Minatitlán	Veracruz	Mexico	City	150000 people	62 km
San José de las Flores	Oaxaca	Mexico	Village	-	63 km
Quiamolapan	Veracruz	Mexico	Village	-	63 km
Guichicovi	Oaxaca	Mexico	Village	4300 people	66 km
Los Tigres	Veracruz	Mexico	Village	-	67 km
Chimalapa	Oaxaca	Mexico	Village	-	67 km
Nanchital	Veracruz	Mexico	Village	-	67 km
Sitio Viejo	Veracruz	Mexico	Village	-	68 km
Chahuite	Oaxaca	Mexico	Village	-	69 km
Barrancas	Veracruz	Mexico	Village	-	70 km

see full list

Critical infrastructure

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

Airports

Name	IATA Code	Elevation (m)	Usage	Runway type	IFR	Runway Length (ft)	Distance
Minatitlan Old		27				0	65 km
Minatitlan	MTT	40	Civ.	Paved	Yes	6800	73 km

Ports

Name	LOCODE	Country	Distance
Minatitlan	MXMTT	Mexico	60 km
Nanchital	MXNAN	Mexico	78 km
Coatzacoalcos	MXCOA	Mexico	84 km
Rabon Grande		Mexico	87 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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