M 4.9 in Mexico on 23 Feb 2021 09:30 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: 47.59 Km
Lat/Lon: 15.5835 , -94.6837
Event Date: 23 Feb 2021 09:30 UTC
23 Feb 2021 03:30 Local
Exposed Population:
230000 people within 100km
Source: NEIC us6000dkcp
Inserted at: 23 Feb 2021 09:47 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
us6000dkcp Scaled population (vector) 4.37  
  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
1360147 0 23 Feb 2021 09:30 4.9M, 47.59km N/A 230 thousand (in 100km) 00:17 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) .

Radius Population
100 km 230000 people
75 km <1000 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
Oaxaca Mexico 3.3 million people
Chiapas Mexico 3.5 million people
Veracruz Mexico 6.8 million people
Tabasco Mexico 1.6 million people
San Marcos Guatemala 810000 people
Huehuetenango Guatemala 740000 people
Quezaltenango Guatemala 630000 people
Retalhuleu Guatemala 260000 people
Totonicapan Guatemala 350000 people
Suchitepequez Guatemala 410000 people
Solola Guatemala 260000 people
Quiche Guatemala 560000 people
Puebla Mexico 4.5 million people
Escuintla Guatemala 570000 people
Guerrero Mexico 2.9 million people
Campeche Mexico 580000 people
Peten Guatemala 230000 people
Chimaltenango Guatemala 390000 people
Baja Verapaz Guatemala 200000 people
Alta Verapaz Guatemala 510000 people
Sacatepequez Guatemala 210000 people
Guatemala Guatemala 2.2 million people
El Progreso Guatemala 140000 people
Santa Rosa Guatemala 330000 people
Jalapa Guatemala 230000 people

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 89 km

Ports

Name LOCODE Country Distance
Salina Cruz MXSCX Mexico 84 km

More information

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