M 8.2 in Fiji on 19 Aug 2018 00:19 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: 8.2M
Depth: 559.56 Km
Event Date: 19 Aug 2018 00:19 UTC
19 Aug 2018 12:19 Local
Exposed Population: About 2000 people in MMI
About 2000 people within 100km
Source: NEIC us1000gcii
Inserted at: 19 Aug 2018 00:39 UTC
INFORM Coping capacity of the alert score:
1.1 (Fiji)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 Tsunami GDACS score
NEIC 0 0.1 0.1
us1000gcii Scaled population (vector) 0 Max wave alert 0m  
  C1 shakemap -0.59 Max wave realtime 0.15m  
  C2 shakemap 0.53      
  Country Vulnerability 0      
  INFORM_normalised 1      
Maximum expected impact using different data sources.
Click on image to zoom it.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1224719 0 19 Aug 2018 00:19 7.8M, 577km N/A 2 thousand (in 100km) 0m (at 00:00) 00:08 GEOFON
1224720 0 19 Aug 2018 00:19 7.9M, 570.1km N/A 2 thousand (in 100km) 0m (at 00:00) 00:08 PTWC
1224721 0 19 Aug 2018 00:19 7.9M, 570km N/A 2 thousand (in 100km) 0m (at 00:00) 00:11 NTWC    
1224722 0.1 19 Aug 2018 00:19 8.2M, 559.56km 4.86 N/A (in MMI>=VII) 0.2m (at 03:08) 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 Rukuruku, Fiji. This height is estimated for 19-Aug-2018 03:26:38.

Alert Date (UTC) Name Country Wave height (m)
19-Aug-2018 03:26:38 Rukuruku Fiji  0.2
19-Aug-2018 03:26:38 Lawaki Fiji  0.2
19-Aug-2018 03:26:38 Naingani Fiji  0.2
19-Aug-2018 03:26:38 Lodoni Fiji  0.2
19-Aug-2018 03:26:38 Nasaga Fiji  0.2
19-Aug-2018 03:26:38 Navuti Fiji  0.2
19-Aug-2018 03:26:38 Korovou Fiji  0.2
19-Aug-2018 04:53:64 Nasau Fiji  0.1
19-Aug-2018 04:53:64 Nanukuloa Fiji  0.1
19-Aug-2018 04:53:64 Rakiraki Fiji  0.1
19-Aug-2018 04:53:64 Vaileka Fiji  0.1
19-Aug-2018 04:43:00 Korosi Fiji  0.1
19-Aug-2018 04:43:00 Naweni Fiji  0.1
19-Aug-2018 04:43:00 Viani Fiji  0.1
19-Aug-2018 04:43:00 Ndrekeniwai Fiji  0.1
19-Aug-2018 04:43:00 Korotasere Fiji  0.1
19-Aug-2018 04:43:00 Nakarambo Fiji  0.1
19-Aug-2018 06:04:00 Kaimaumau New Zealand  0.1
19-Aug-2018 06:04:00 Rangiputa New Zealand  0.1
19-Aug-2018 06:04:00 Lake_Ohia New Zealand  0.1
19-Aug-2018 06:04:00 Merita New Zealand  0.1
19-Aug-2018 06:04:00 Taipa New Zealand  0.1

See full locations list (RSS)


Initial conditions

Title: "281km NNE of Ndoi Island"

Fault parameters

  • Latitude: -18.164
  • Longitude: -178.144
  • Length: 199 km
  • Width: 55 km
  • Magnitude: 8.2 M

Okada parameters:

  • Slip: 5.1 m
  • Strike: 90 (geogr angle: north=0, south=180)
  • Dip: 45 degree
  • Rake: 90 degree
  • Depth: 560 km

Calculation parameters

  • Calculation space (lon/lat): -197.644, -37.664, -158.644, 1.336
  • Instead of Step -> use Cell size:2.87 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.