M 7 in Mexico on 08 Sep 2021 01:47 UTC

Event summary

This earthquake is expected to have a medium humanitarian impact based on the magnitude and the affected population and their vulnerability.

Earthquake Magnitude: 7.0M
Depth: 20 Km
Lat/Lon: 16.994 , -99.7829
Event Date: 08 Sep 2021 01:47 UTC
07 Sep 2021 20:47 Local
Exposed Population: 250000 people in MMI
970 thousand (in MMI>=VII)
Source: NEIC us7000f93v
Inserted at: 08 Sep 2021 02:35 UTC
INFORM Coping capacity of the alert score
4.4 (Mexico)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)
Tsunami GDACS score
NEIC 1.1 0.4 1.1
us7000f93v Scaled population (raster) 5.36 Max wave alert 0.16m  
  C1 shakemap -0.59 Max wave realtime 0.48m  
  C2 shakemap 0.53      
  Country Vulnerability 0      
  INFORM_normalised 0.92      
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1395824 0.9 08 Sep 2021 01:47 7.4M, 50km N/A 2.1 million (in 100km) 0.2m (at 00:25) 00:14 NTWC
1395827 0.7 08 Sep 2021 01:47 7M, 12.62km 6.89 690 thousand (in MMI>=VII) 0.2m (at 00:34) 00:27 NEIC
1395833 1.1 08 Sep 2021 01:47 7M, 20km 7.74 970 thousand (in MMI>=VII) 0.5m (at 00:32) 00:48 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 Guerrero (population 2,867,451) . The nearest places are Ejido Nuevo, El Treinta, Jaltianguis, Dos Arroyos, Aguacatillo, Solapa, Bajos del Ejido, Tixtlacingo, Acapulco, El Marqués, and Los Morros.

Radius Population
100 km 1.9 million people
75 km 1.5 million people
50 km 1 million people
20 km 650000 people
10 km 67000 people
5 km 8000 people
2 km 4000 people

Affected Provinces

Region Province Country Population
Guerrero Mexico 2.9 million people

Affected populated places

Name Region Province Country City class Population Distance
Ejido Nuevo Guerrero Mexico Village - 7 km
El Treinta Guerrero Mexico Village - 8 km
Jaltianguis Guerrero Mexico Village - 8 km
Dos Arroyos Guerrero Mexico Village - 14 km
Aguacatillo Guerrero Mexico Village - 20 km
Solapa Guerrero Mexico Village - 20 km
Bajos del Ejido Guerrero Mexico Village - 20 km
Tixtlacingo Guerrero Mexico Village - 20 km
Acapulco Guerrero Mexico Major city 640000 people 22 km
El Marqués Guerrero Mexico Village - 23 km
Agua del Perro Guerrero Mexico Village - 25 km
El Limón Guerrero Mexico Village - 26 km
Carrizal Guerrero Mexico Village - 30 km
Coyuca de Benítez Guerrero Mexico Village - 31 km
Ceutla Guerrero Mexico Village - 32 km
Tierra Colorada Guerrero Mexico Village 10000 people 33 km
Las Mesas Guerrero Mexico Village - 35 km
Agua Zarca de la Peña Guerrero Mexico Village - 36 km
Inscuinatoyac Guerrero Mexico Village - 40 km
Tepetixtla Guerrero Mexico Village - 42 km
Bejuco Guerrero Mexico Village - 46 km
San Marcos Guerrero Mexico City 12000 people 48 km
Jaleaca Guerrero Mexico Village - 49 km
El Papayo Guerrero Mexico Village - 50 km
Cuatepin Guerrero Mexico Village - 50 km
San Vicente Guerrero Mexico Village - 51 km
Colotepec Guerrero Mexico Village - 54 km
San Francisco Guerrero Mexico Village - 55 km
Acahuizotla Guerrero Mexico Village - 55 km
Nacaxtlán Guerrero Mexico Village - 56 km
Cortijo Guerrero Mexico Village - 56 km
Coaxtlahuacan Guerrero Mexico Village - 61 km
Cacalutla Guerrero Mexico Village - 62 km
San Vincente de Benitez Guerrero Mexico Village - 62 km
Amofiloco Guerrero Mexico Village - 62 km
Petaquilla Guerrero Mexico Village - 63 km
Caridad Guerrero Mexico Village - 65 km
Xicuiltepec Guerrero Mexico Village - 66 km
Mauricio Gutiérrez Guerrero Mexico Village - 67 km
Chilpancingo Guerrero Mexico Major city 160000 people 68 km
Salto de Valadez Guerrero Mexico Village - 68 km
Tolixtlahuaca Guerrero Mexico Village - 69 km
Corral de Piedra Guerrero Mexico Village - 69 km
Los Morros Guerrero 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
Pie de la Cuesta 6 0 23 km
Alvarez International ACA 5 Civ. Paved Yes 10800 28 km
Chilpancingo 1280 Civ. Paved No 4400 69 km

Ports

Name LOCODE Country Distance
Acapulco MXACA Mexico 22 km
Puerto Marques Mexico 23 km

Dams

Reservoir Dam Name River Year Distance
El Guineo Nexpa 1985 69 km

More information

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