M 7.4 in Mexico on 18 Apr 2014 14:27 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: 7.4M
Depth: 52 Km
Event Date: 18 Apr 2014 14:27 UTC
18 Apr 2014 09:27 Local
Exposed Population:
560000 people within 100km
Source: USGS pt14108001
Inserted at: 18 Apr 2014 17:10 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake Tsunami GDACS score
USGS 0 0.3 0.2
pt14108001 Scaled population (vector) n.a Max wave scenario 0m  
  C1 earthquake n.a Max wave realtime 0.26m  
  C2 earthquake n.a      
  Country Vulnerability n.a      
  INFORM_normalised n.a      
Maximum expected impact using different data sources.
Click on image to zoom it.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1047363 1 18 Apr 2014 14:27 7.1M, 10km N/A 540 thousand (in 100km) 0m (at 00:38) 00:06 GEOFON
1047368 1.2 18 Apr 2014 14:27 7.5M, 51.8km N/A 580 thousand (in 100km) 0.3m (at 00:34) 00:13 NEIC
1047371 0.3 18 Apr 2014 14:27 7.5M, 51.8km N/A 580 thousand (in 100km) 0.3m (at 00:34) 00:17 USGS
1047373 1.2 18 Apr 2014 14:27 7.5M, 48.61km N/A 690 thousand (in 100km) 0.2m (at 00:38) 00:21 NEIC
1047379 1.1 18 Apr 2014 14:27 7.2M, 24km N/A 630 thousand (in 100km) 0.1m (at 00:34) 00:59 NEIC
1047399 0.2 18 Apr 2014 14:27 7.4M, 52km N/A 560 thousand (in 100km) 0.3m (at 00:36) 02:42 USGS
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.

Tsunami affected locations

The maximum Wave height is  0.3m in Coyuquillas, Mexico. This height is estimated for 18-Apr-2014 15:03:00.

Alert Date (UTC) Name Country Wave height (m)
18-Apr-2014 15:03:00 Coyuquillas Mexico  0.3
18-Apr-2014 16:21:00 El_Marques Mexico  0.1
18-Apr-2014 15:37:64 Calvario Mexico  0.1
18-Apr-2014 17:10:38 Las_Pinas Mexico  0.1
18-Apr-2014 16:49:64 Chula Mexico  0.1
18-Apr-2014 15:37:64 Calla_de_Campos Mexico  0.1
18-Apr-2014 16:57:00 Las_Trojitas Mexico  0.1
18-Apr-2014 15:31:64 Playa_Azul Mexico  0.1
18-Apr-2014 15:57:00 Manzanillo Mexico  0.1
18-Apr-2014 14:40:38 El_Papayo Mexico  0.0

See full locations list (RSS)


Initial conditions

Title: " 37km N of Tecpan de Galeana"

Fault parameters

  • Latitude: 17.585
  • Longitude: -100.741
  • Length: 89 km
  • Width: 24 km
  • Magnitude: 7.5 M

Okada parameters:

  • Slip: 2.3 m
  • Strike: 290 (geogr angle: north=0, south=180)
  • Dip: 14 degree
  • Rake: 90 degree
  • Depth: 49 km

Calculation parameters

  • Calculation space (lon/lat): -108.241, 10.085, -93.241, 25.085
  • Instead of Step -> use Cell size:1.25 minutes

Sea Level

More information

  • Timeline:
    Tsunami calculations performed to this case, click here

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