M 4.7 in Mexico on 18 Apr 2018 11:59 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: 4.7M
Depth: 74.71 Km
Lat/Lon: 16.5287 , -95.0933
Event Date: 18 Apr 2018 11:59 UTC
18 Apr 2018 06:59 Local
Exposed Population:
710000 people within 100km
Source: NEIC us2000e22h
Inserted at: 18 Apr 2018 12:19 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
us2000e22h Scaled population (vector) 6.33  
  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
1207255 0 18 Apr 2018 11:59 4.7M, 74.71km N/A 710 thousand (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 Oaxaca (population 3,329,574) . The nearest places are Ixaltepec, Ciudad Ixtepec, Asunción, Comitancillo, Cabrera, Niza Viahui, Juchitan, Agua Caliente, Agua Fría, Santa María Xandani, and Reforma.

Radius Population
100 km 710000 people
75 km 570000 people
50 km 480000 people
20 km 140000 people
10 km 50000 people
5 km 33000 people
2 km 4700 people

Affected Provinces

Region Province Country Population
Oaxaca Mexico 3.3 million people

Affected populated places

Name Region Province Country City class Population Distance
Ixaltepec Oaxaca Mexico Village - 4 km
Ciudad Ixtepec Oaxaca Mexico City - 4 km
Asunción Oaxaca Mexico Village - 5 km
Comitancillo Oaxaca Mexico Village 3800 people 8 km
Cabrera Oaxaca Mexico Village - 9 km
Niza Viahui Oaxaca Mexico Village - 14 km
Juchitan Oaxaca Mexico City 66000 people 14 km
Agua Caliente Oaxaca Mexico Village - 16 km
Agua Fría Oaxaca Mexico Village - 20 km
Santa María Xandani Oaxaca Mexico Village - 21 km
Camarón Oaxaca Mexico Village - 21 km
Almoloya Oaxaca Mexico Village - 25 km
Lagarto Oaxaca Mexico Village - 25 km
Guexchoza Oaxaca Mexico Village - 26 km
Las Pilas Oaxaca Mexico Village - 26 km
Tehuantepec Oaxaca Mexico City 37000 people 28 km
Unión Hidalgo Oaxaca Mexico City 12000 people 29 km
Chicapa Oaxaca Mexico Village - 32 km
Agua Escondida Oaxaca Mexico Village - 32 km
Cordoncillo Oaxaca Mexico Village - 32 km
Santo Domingo Petapa Oaxaca Mexico Village - 32 km
Carnicería Oaxaca Mexico Village - 33 km
La Chivisha Oaxaca Mexico Village - 33 km
Lachiloya Oaxaca Mexico Village - 34 km
La Puerta Oaxaca Mexico Village - 37 km
Costa Rica Oaxaca Mexico Village - 38 km
Matías Romero Oaxaca Mexico City 20000 people 39 km
Salina Cruz Oaxaca Mexico City 74000 people 40 km
Desiderio Oaxaca Mexico Village - 40 km
Charnehuite Oaxaca Mexico Village - 41 km
Agua Calientes Oaxaca Mexico Village - 41 km
San Francisco Oaxaca Mexico Village - 42 km
Hueva de Humboldt Oaxaca Mexico Village - 42 km
San Miguel Chimalapa Oaxaca Mexico Village - 43 km
Chahuite Oaxaca Mexico Village - 44 km
Yegogenda Oaxaca Mexico Village - 44 km
San Dionisio del Mar Oaxaca Mexico Village 3300 people 44 km
Guichicovi Oaxaca Mexico Village 4300 people 46 km
Soledad Oaxaca Mexico Village - 48 km
Pesquería Oaxaca Mexico Village - 48 km
Platanillo Oaxaca Mexico Village - 49 km
Escuilapa Oaxaca Mexico Village - 50 km
Concepción Oaxaca Mexico Village - 50 km
Mogone Oaxaca Mexico Village - 51 km
Conchita Oaxaca Mexico Village - 51 km
Caja de Agua Oaxaca Mexico Village - 52 km
Niltepec Oaxaca Mexico Village 3200 people 52 km
Agonía Oaxaca Mexico Village - 52 km
Cacaotal Oaxaca Mexico Village - 56 km
Magdalena Tequisistlan Oaxaca Mexico Village 3800 people 56 km
Coatlán Oaxaca Mexico Village - 57 km
Río Grande Oaxaca Mexico Village - 58 km
Aguacatenango Oaxaca Mexico Village - 58 km
San Francisco del Mar Oaxaca Mexico Village 4000 people 60 km
Tenango Oaxaca Mexico Village - 60 km
Los Icacos Oaxaca Mexico Village - 61 km
Majada Villalobos Oaxaca Mexico Village - 61 km
Chimalapa Oaxaca Mexico Village - 61 km
La Majada Oaxaca Mexico Village - 62 km
Boca del Monte Oaxaca Mexico Village - 62 km
Guaje Colorado Oaxaca Mexico Village - 65 km
San Juan Mazatlán Oaxaca Mexico Village - 66 km
Calzada Oaxaca Mexico Village - 67 km
Cocú Oaxaca Mexico Village - 69 km
Reforma Oaxaca Mexico Village - 69 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
Ixtepec IZT unknown 0 4 km
Ixtepec Military 50 Civ. Paved Yes 7500 7 km
Salina Cruz SCX 23 0 37 km

Ports

Name LOCODE Country Distance
Salina Cruz MXSCX Mexico 43 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.