M 4.8 in Mexico on 21 Sep 2017 20:22 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: 4.8M
Depth: 65.44 Km
Lat/Lon: 15.2536 , -93.8962
Event Date: 21 Sep 2017 20:22 UTC
21 Sep 2017 14:22 Local
Exposed Population: 140000 people within 100km
Source: NEIC us2000ass7
Inserted at: 21 Sep 2017 23:01 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 0
us2000ass7 Scaled population (vector) 4.21  
  C1 earthquake 1  
  C2 earthquake 0  
  Country Vulnerability -1  
  INFORM_normalised 0.92  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1181455 0 21 Sep 2017 20:22 4.8M, 60.38km N/A 150 thousand (in 100km) 00:19 NEIC
1181468 0 21 Sep 2017 20:22 4.8M, 65.44km N/A 150 thousand (in 100km) 02:38 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 Chiapas (population 3,524,501) . The nearest places are and Sólo Dios.

Radius Population
100 km 150000 people
75 km 4200 people
50 km no people
20 km no people
10 km no people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Chiapas Mexico 3.5 million people
Oaxaca Mexico 3.3 million people
San Marcos Guatemala 810000 people
Huehuetenango Guatemala 740000 people
Quezaltenango Guatemala 630000 people
Retalhuleu Guatemala 260000 people
Veracruz Mexico 6.8 million people
Tabasco Mexico 1.6 million people
Totonicapan Guatemala 350000 people
Suchitepequez Guatemala 410000 people
Solola Guatemala 260000 people
Quiche Guatemala 560000 people
Escuintla Guatemala 570000 people
Chimaltenango Guatemala 390000 people
Baja Verapaz Guatemala 200000 people
Sacatepequez Guatemala 210000 people
Alta Verapaz Guatemala 510000 people
Guatemala Guatemala 2.2 million people
Peten Guatemala 230000 people
Campeche Mexico 580000 people
Santa Rosa Guatemala 330000 people
El Progreso Guatemala 140000 people
Jalapa Guatemala 230000 people
Jutiapa Guatemala 430000 people
Zacapa Guatemala 200000 people
Ahuachapan El Salvador 300000 people
Chiquimula Guatemala 290000 people
Izabal Guatemala 330000 people
Puebla Mexico 4.5 million people
Sonsonate El Salvador 400000 people
Santa Ana El Salvador 520000 people
Guerrero Mexico 2.9 million people

Affected populated places

Name Region Province Country City class Population Distance
Sólo Dios Chiapas Mexico Village - 70 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.