M 7 in Vanuatu from 23 Jan 2015 03:47 UTC to 03:47

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: 7.0M
Depth: 33 Km
Event Date: 23 Jan 2015 03:47 UTC
23 Jan 2015 14:47 Local
Exposed Population:
About 63000 people within 100km
Source: NEIC
Inserted at: 23 Jan 2015 03:55 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake Tsunami GDACS score
NEIC 0 0.1 0.1
Scaled population (vector) n.a Max wave scenario 0m  
  C1 earthquake n.a Max wave realtime 0.15m  
  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
1070177 0 23 Jan 2015 03:47 6.8M, 218km N/A 70 thousand (in 100km) 0m (at 00:00) 00:06 GEOFON
1070178 0.1 23 Jan 2015 03:47 7M, 33km N/A 60 thousand (in 100km) 0.2m (at 00:30) 00:07 NEIC
1070180 0.1 23 Jan 2015 03:47 7M, 33km N/A 60 thousand (in 100km) 0.2m (at 00:30) 00:07 USGS
1070181 0 23 Jan 2015 03:47 6.9M, 198km N/A 60 thousand (in 100km) 0m (at 00:00) 00:08 USGS
1070182 0 23 Jan 2015 03:47 6.9M, 198km N/A 60 thousand (in 100km) 0m (at 00:00) 00:09 NEIC
1070183 0 23 Jan 2015 03:47 6.8M, 218.54km N/A 70 thousand (in 100km) 0m (at 00:00) 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.

Tsunami affected locations

The maximum Wave height is  0.2m in Laonomoa, Vanuatu. This height is estimated for 23-Jan-2015 04:17:99.

Alert Date (UTC) Name Country Wave height (m)
23-Jan-2015 04:17:99 Laonomoa Vanuatu  0.2
23-Jan-2015 04:13:05 Marow Vanuatu  0.2
23-Jan-2015 04:25:85 Nul Vanuatu  0.1
23-Jan-2015 05:07:27 Votlo Vanuatu  0.1
23-Jan-2015 03:53:56 Nekapa Vanuatu  0.1
23-Jan-2015 05:33:46 Faroun Vanuatu  0.1
23-Jan-2015 04:15:84 Ebao Vanuatu  0.1
23-Jan-2015 04:15:84 Onesoua Vanuatu  0.1
23-Jan-2015 04:37:65 Peskarus Vanuatu  0.1
23-Jan-2015 05:07:27 Lambukuti Vanuatu  0.1
23-Jan-2015 05:07:27 Moeriou Vanuatu  0.1
23-Jan-2015 05:07:27 Mangarisu Vanuatu  0.1
23-Jan-2015 03:51:38 Utanlangi Vanuatu  0.1
23-Jan-2015 04:29:98 Filakara Vanuatu  0.1
23-Jan-2015 04:23:94 Emua Vanuatu  0.1
23-Jan-2015 05:39:51 Potnarvin Vanuatu  0.1
23-Jan-2015 04:33:36 Sounai Vanuatu  0.1
23-Jan-2015 05:33:46 Malfakhal Vanuatu  0.1
23-Jan-2015 04:49:58 Pawe Vanuatu  0.1
23-Jan-2015 04:49:58 Liro Vanuatu  0.1
23-Jan-2015 04:49:58 Lulep_Nesa Vanuatu  0.1
23-Jan-2015 06:27:44 Eratap Vanuatu  0.1
23-Jan-2015 04:41:08 Ignal Vanuatu  0.1
23-Jan-2015 06:13:23 Anelghowhat Vanuatu  0.1
23-Jan-2015 05:25:96 Mele Vanuatu  0.1
23-Jan-2015 04:49:58 Tafouale Vanuatu  0.0
23-Jan-2015 03:51:38 Malakof Vanuatu  0.0
23-Jan-2015 05:41:97 Makatea Vanuatu  0.0
23-Jan-2015 04:27:31 Leiwoma Vanuatu  0.0
23-Jan-2015 05:39:51 Boloa Vanuatu  0.0
23-Jan-2015 05:51:15 Mangita Vanuatu  0.0

See full locations list (RSS)


Initial conditions

Title: " 56km NNE of Port-Vila"

Fault parameters

  • Latitude: -17.294
  • Longitude: 168.585
  • Length: 50 km
  • Width: 14 km
  • Magnitude: 7 M

Okada parameters:

  • Slip: 1.3 m
  • Strike: 341 (geogr angle: north=0, south=180)
  • Dip: 49 degree
  • Rake: 90 degree
  • Depth: 33 km

Calculation parameters

  • Calculation space (lon/lat): 164.085, -21.794, 173.085, -12.794
  • Instead of Step -> use Cell size:.75 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.