M 6.8 in Mexico on 22 Sep 2022 06:16 UTC

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: 6.8M
Depth: 20.707 Km
Lat/Lon: 18.33 , -102.9128
Event Date: 22 Sep 2022 06:16 UTC
22 Sep 2022 01:16 Local
Exposed Population: About 9000 people in MMI
9 thousand (in MMI>=VII)
Source: NEIC us7000ia36
Inserted at: 22 Sep 2022 06:41 UTC
INFORM Coping capacity of the alert score: 4.4 (Mexico)


For more info on GDACS alert score click here.
(Rapid Impact)
Tsunami GDACS score
NEIC 0 0 0
us7000ia36 Scaled population (raster) 2.3 Max wave alert 0.07m  
  C1 rapid impact -0.59 Max wave realtime 0.07m  
  C2 rapid impact 0.53      
  Country Vulnerability 0      
  INFORM_normalised 0.92      
Maximum expected impact using different data sources.

The green area correspond to areas affected by strong shaking (MMI VI or higher) according to the simulation.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1463401 0 22 Sep 2022 06:16 6.7M, 10km 6.75 431 (in MMI>=VII) 0m (at 00:00) 00:08 GEOFON
1463403 0.3 22 Sep 2022 06:16 7M, 61.3km 7.3 70 thousand (in MMI>=VII) 0.1m (at 00:38) 00:14 PTWC
1463404 0.3 22 Sep 2022 06:16 7M, 61km 7.29 60 thousand (in MMI>=VII) 0.1m (at 00:38) 00:17 NTWC
1463405 0 22 Sep 2022 06:16 6.8M, 20.707km 6.7 3 thousand (in MMI>=VII) 0.1m (at 00:00) 00:25 NEIC
1463408 0 22 Sep 2022 06:16 6.8M, 24.119km 6.7 4 thousand (in MMI>=VII) 0.1m (at 00:00) 00:35 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.

Rapid Impact

The results presented below are calculated with the ShakeMap open source software (USGS) using only earthquake hypocenter information to provide a rapid estimation of the ground motion and shaking intensity without taking into account any instrumental observations or earthquake source scaling laws.

Exposed population

The earthquake happened in Mexico ,of Michoacan (population 3,859,507) . The alertlevel for this event is GREEN

Intensity Population
3200 people
38000 people
430000 people

Affected Provinces

Intensity Region Province Country Population
Michoacan Mexico 12000 people
Michoacan Mexico 100000 people
Michoacan Mexico <1000 people
Jalisco Mexico no people
Colima Mexico no people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Hizote Michoacán de Ocampo Mexico Village - 2 km
Las Trojitas Michoacán de Ocampo Mexico Village - 19 km
Barranca Seca Michoacán de Ocampo Mexico Village - 27 km
Calla de Campos Michoacan de Ocampo Mexico Village - 31 km
Pómaro Michoacán de Ocampo Mexico Village - 42 km
Vallecito Michoacán de Ocampo Mexico Village - 47 km
Coalcomán Michoacán de Ocampo Mexico City 10000 people 54 km
Arteaga Michoacán de Ocampo Mexico Village 9400 people 55 km
Las Pinas Michoacan de Ocampo Mexico Village - 56 km
La Cofradia de Ostula Michoacan de Ocampo Mexico Village - 59 km
Tumbiscatio Michoacán de Ocampo Mexico Village - 60 km
Ostula Michoacán de Ocampo Mexico Village - 62 km
Espinazo del Diablo Michoacán de Ocampo Mexico Village - 65 km
Playa Azul Michoacán de Ocampo Mexico Village - 71 km
San Mateo Michoacán de Ocampo Mexico Village - 72 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.