Overall Green Earthquake alert in Mexico on 23 Feb 2017 15:21 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 4.9 in Mexico on 23 Feb 2017 15:21 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:	4.9M
Depth:	50.96 Km
Lat/Lon:	16.1592 , -95.5205
Event Date:	23 Feb 2017 15:21 UTC 23 Feb 2017 09:21 Local
Exposed Population:	620000 people within 100km
Source:	NEIC us20008lsy
Inserted at:	23 Feb 2017 19:51 UTC
INFORM Coping capacity of the alert score	4.4 (Mexico)

GDACS Score

For more info on GDACS alert score click here.

	Earthquake		GDACS score
NEIC	0.1		0.1
us20008lsy	Scaled population (vector)	0
	C1 earthquake	1
	C2 earthquake	0
	Country Vulnerability	0
	INFORM_normalised	1

Maximum expected impact using different data sources.

Episode Timeline

ID	Alert	Score	Date	Mag, Depth	MMI*	Population**	Tsunami risk***	Delay (hh:mm)	Source
1158424		0.1	23 Feb 2017 15:21	4.9M, 50.96km	N/A	630 thousand (in 100km)		04:29	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 Oaxaca (population 3,329,574) . The nearest places are Calzada, Caja de Agua, Tenango, Concepción, Borjas, Majada Villalobos, Garrapateras, Desiderio, Astata, La Puerta, and Asunción.

Radius	Population
100 km	630000 people
75 km	410000 people
50 km	230000 people
20 km	11000 people
10 km	<1000 people
5 km	<1000 people
2 km	<1000 people

Affected Provinces

Region Province	Country	Population
Oaxaca	Mexico	3.3 million people

Affected populated places

Name	Region Province	Country	City class	Population	Distance
Calzada	Oaxaca	Mexico	Village	-	7 km
Caja de Agua	Oaxaca	Mexico	Village	-	15 km
Tenango	Oaxaca	Mexico	Village	-	15 km
Concepción	Oaxaca	Mexico	Village	-	16 km
Borjas	Oaxaca	Mexico	Village	-	18 km
Majada Villalobos	Oaxaca	Mexico	Village	-	18 km
Garrapateras	Oaxaca	Mexico	Village	-	21 km
Desiderio	Oaxaca	Mexico	Village	-	23 km
Astata	Oaxaca	Mexico	Village	-	24 km
La Puerta	Oaxaca	Mexico	Village	-	26 km
Magdalena Tequisistlan	Oaxaca	Mexico	Village	3800 people	27 km
Tlacolulita	Oaxaca	Mexico	Village	-	28 km
Agua Calientes	Oaxaca	Mexico	Village	-	31 km
El Coyol	Oaxaca	Mexico	Village	-	32 km
Tehuantepec	Oaxaca	Mexico	City	37000 people	35 km
Las Pilas	Oaxaca	Mexico	Village	-	36 km
Salina Cruz	Oaxaca	Mexico	City	74000 people	36 km
El Portillo	Oaxaca	Mexico	Village	-	36 km
Santa María Ecatepec	Oaxaca	Mexico	Village	-	41 km
Agonía	Oaxaca	Mexico	Village	-	44 km
Llano de Cal	Oaxaca	Mexico	Village	-	44 km
Candelaria	Oaxaca	Mexico	Village	-	46 km
Ayutla	Oaxaca	Mexico	Village	-	47 km
Lagarto	Oaxaca	Mexico	Village	-	48 km
Niza Viahui	Oaxaca	Mexico	Village	-	48 km
Albino Zárate	Oaxaca	Mexico	Village	-	49 km
Yegogenda	Oaxaca	Mexico	Village	-	49 km
Lachiloya	Oaxaca	Mexico	Village	-	50 km
Guaje Colorado	Oaxaca	Mexico	Village	-	51 km
San Isidro Chacalapa	Oaxaca	Mexico	Village	-	51 km
Camarón	Oaxaca	Mexico	Village	-	53 km
Comitancillo	Oaxaca	Mexico	Village	3800 people	54 km
Chontecomatlan	Oaxaca	Mexico	Village	-	54 km
San Juan Lajarcia	Oaxaca	Mexico	Village	-	57 km
Río Grande	Oaxaca	Mexico	Village	-	57 km
Costa Rica	Oaxaca	Mexico	Village	-	58 km
San Bartolo	Oaxaca	Mexico	Village	-	58 km
Santa María Xandani	Oaxaca	Mexico	Village	-	58 km
Mirador	Oaxaca	Mexico	Village	-	61 km
Juchitan	Oaxaca	Mexico	City	66000 people	61 km
Chapahuana	Oaxaca	Mexico	Village	-	61 km
Cabrera	Oaxaca	Mexico	Village	-	62 km
Santa María	Oaxaca	Mexico	Village	-	63 km
La Chivisha	Oaxaca	Mexico	Village	-	63 km
Ixaltepec	Oaxaca	Mexico	Village	-	63 km
Agua Blanca	Oaxaca	Mexico	Village	-	63 km
Ciudad Ixtepec	Oaxaca	Mexico	City	-	63 km
Asunción	Oaxaca	Mexico	Village	-	64 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
Salina Cruz	SCX	23				0	35 km
Ixtepec Military		50	Civ.	Paved	Yes	7500	57 km
Ixtepec	IZT	unknown				0	64 km
Bahias de Huatulco International	HUX	143	Civ.	Paved	Yes	8800	90 km

Ports

Name	LOCODE	Country	Distance
Salina Cruz	MXSCX	Mexico	34 km

Dams

Reservoir	Dam Name	River	Year	Distance
	Presidente Benito Juarez	Tehuantepec	1961	34 km

More information

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

Disclaimer
While we try everything to ensure accuracy, this information is purely indicative and should not be used for any decision making without alternate sources of information.
The JRC is not responsible for any damage or loss resulting from the use of the information presented on this website.
The designations employed and the presentation of material on the map do not imply the expression of any opinion whatsoever on the part of the European Union concerning the legal status of any country, territory or area or of its authorities, or concerning the delimitation of its frontiers or boundaries.