M 8.1 Earthquake and Tsunami (1.7 m) in Mexico on 08 Sep 2017 04:49 UTC

Event summary|Scenario pre-calculated

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

Earthquake Magnitude: 8.1M
Depth: 69.65 Km
Event Date: 08 Sep 2017 04:49 UTC
Exposed Population: 110000 people within 100km
Source: NEIC us2000ahv0
Inserted at: 08 Sep 2017 05:54 UTC
INFORM Coping capacity of the alert score: 4.4 (Mexico)

This is a pre-calculated grid scenario. The exact calculation for this event is available here


For more info on GDACS alert score click here.
Tsunami GDACS score
NEIC 1.2 1.3 1.3
us2000ahv0 Scaled population (vector) 5.63 Max wave scenario 1.23m  
  C1 shakemap -0.59 Max wave realtime 1.66m  
  C2 shakemap 0.53      
  Country Vulnerability 0      
  INFORM_normalised 0.92      
Maximum expected impact using different data sources.
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Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1179705 0.4 08 Sep 2017 04:49 8M, 10km N/A 190 thousand 2.7m (at 00:56) 00:06 GEOFON
1179706 1.7 08 Sep 2017 04:49 8M, 33km N/A No people affected 2.5m (at 01:06) 00:06 PTWC
1179719 1.7 08 Sep 2017 04:49 8M, 35km 8.35 70 thousand 2.6m (at 01:06) 00:20 NEIC
1179733 1.3 08 Sep 2017 04:49 8.1M, 69.65km 8.64 110 thousand 1.7m (at 01:06) 01:04 NEIC
The episode that generated the alert; the next major evaluations beyond 12 hours will not trigger additional alerts.
* 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.

Tsunami affected locations

See full locations list (RSS)

Initial conditions

No content available

Sea Level

More information

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