M 6.9 in Solomon Islands on 22 May 2015 21:45 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: 6.9M
Depth: 9.89 Km
Event Date: 22 May 2015 21:45 UTC
23 May 2015 08:45 Local
Exposed Population:
No people within 100km
Source: NEIC
Inserted at: 22 May 2015 22:57 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake Tsunami GDACS score
NEIC 0 0.1 0.5
Scaled population (vector) n.a Max wave scenario 0m  
  C1 earthquake n.a Max wave realtime 0.13m  
  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
1081568 0.5 22 May 2015 21:45 6.7M, 10km N/A No people affected (in 100km) 0.1m (at 01:01) 00:07 GEOFON
1081570 0 22 May 2015 21:45 6.9M, 33km N/A No people affected (in 100km) 0.1m (at 00:33) 00:09 PTWC
1081573 0 22 May 2015 21:45 6.9M, 37km N/A No people affected (in 100km) 0.1m (at 00:42) 00:11 NTWC    
1081582 0 22 May 2015 21:45 6.8M, 7.99km N/A No people affected (in 100km) 0.1m (at 00:20) 00:19 NEIC
1081598 0.5 22 May 2015 21:45 6.9M, 9.89km N/A No people affected (in 100km) 0.1m (at 00:20) 01:11 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  0.1m in Sioduru, Solomon Islands. This height is estimated for 22-May-2015 22:04:38.

Alert Date (UTC) Name Country Wave height (m)
22-May-2015 22:04:38 Sioduru Solomon Islands  0.1
22-May-2015 22:09:00 Arohane Solomon Islands  0.1
22-May-2015 22:09:00 Tawani Solomon Islands  0.1
22-May-2015 22:04:38 Ngorangora Solomon Islands  0.1
22-May-2015 22:04:38 Taheramo Solomon Islands  0.1
22-May-2015 22:01:64 Santa_Ana_I Solomon Islands  0.1
22-May-2015 22:01:64 Ghupuna Solomon Islands  0.1
22-May-2015 22:21:00 Maniate Solomon Islands  0.1
22-May-2015 22:21:00 Tawasu Solomon Islands  0.1
22-May-2015 22:10:64 Manewiriwiri Solomon Islands  0.1
22-May-2015 22:10:64 Ngorangora Solomon Islands  0.1
22-May-2015 22:10:64 Manchuki Solomon Islands  0.1
22-May-2015 22:25:38 Mwanimauru Solomon Islands  0.1
22-May-2015 22:25:38 Waimapuru Solomon Islands  0.1
22-May-2015 22:06:00 Paa Solomon Islands  0.1
22-May-2015 22:24:00 Kaonasughu Solomon Islands  0.1
22-May-2015 22:06:00 Naparaoinawa Solomon Islands  0.1
22-May-2015 22:34:64 Ahia Solomon Islands  0.1
22-May-2015 22:18:00 Narano Solomon Islands  0.1
22-May-2015 22:18:00 Napurongo Solomon Islands  0.1
22-May-2015 22:18:00 Naganea Solomon Islands  0.1
22-May-2015 22:18:00 Nakuhu Solomon Islands  0.1
22-May-2015 22:18:00 Naparaohau Solomon Islands  0.1
22-May-2015 22:12:00 Anoni'usu Solomon Islands  0.1
22-May-2015 22:27:00 Manakia Solomon Islands  0.1
22-May-2015 22:27:00 Wango Solomon Islands  0.1
22-May-2015 22:28:64 Malou Solomon Islands  0.1
22-May-2015 22:12:00 Saa Solomon Islands  0.1
22-May-2015 22:03:00 Nafinotoga Solomon Islands  0.1
22-May-2015 22:22:64 Mami Solomon Islands  0.1
22-May-2015 22:22:64 Fageifa Solomon Islands  0.1
22-May-2015 22:43:64 Tawarogha Solomon Islands  0.1
22-May-2015 22:43:64 Mwarairaru Solomon Islands  0.1
22-May-2015 22:43:64 Nasuragena Solomon Islands  0.1
22-May-2015 22:22:64 Nahahau Solomon Islands  0.1
22-May-2015 22:22:64 Ngagatari Solomon Islands  0.1
22-May-2015 22:39:00 Maniborkosi Solomon Islands  0.1
22-May-2015 22:39:00 Naana Solomon Islands  0.1
22-May-2015 22:58:38 Kaokaona Solomon Islands  0.1
22-May-2015 22:58:38 Fagani Solomon Islands  0.1
22-May-2015 22:04:64 Ragapu Solomon Islands  0.1
22-May-2015 22:12:00 Sungasau Solomon Islands  0.1
22-May-2015 22:12:00 Tawarodo Solomon Islands  0.1
22-May-2015 22:12:00 Hulihale Solomon Islands  0.1
22-May-2015 22:28:64 Pamua Solomon Islands  0.1
22-May-2015 22:36:00 Olomburi Solomon Islands  0.1
22-May-2015 22:36:00 Paunairo Solomon Islands  0.1
22-May-2015 22:36:00 Manikiriu Solomon Islands  0.1
22-May-2015 22:36:00 Kwaimbaambaala Solomon Islands  0.1
22-May-2015 23:06:00 Mwaniwowo Solomon Islands  0.1
22-May-2015 22:34:38 Malemgeulu Solomon Islands  0.1
22-May-2015 22:34:38 Menamini Solomon Islands  0.1
22-May-2015 22:40:38 Geta Solomon Islands  0.1
22-May-2015 22:40:38 Star_Harb Solomon Islands  0.1
22-May-2015 22:40:38 Funakumwa Solomon Islands  0.1
22-May-2015 23:07:38 Bio_I Solomon Islands  0.1
22-May-2015 23:07:38 Suenn Solomon Islands  0.1
22-May-2015 23:07:38 Umara Solomon Islands  0.1
22-May-2015 22:28:64 Mwarada Solomon Islands  0.1
22-May-2015 22:27:00 Manu Solomon Islands  0.1

See full locations list (RSS)


Initial conditions

Title: "M6.9 Solomon Islands"

Fault parameters

  • Latitude: -11.06
  • Longitude: 163.39
  • Length: 44 km
  • Width: 12 km
  • Magnitude: 6.9 M

Okada parameters:

  • Slip: 1.2 m
  • Strike: 262 (geogr angle: north=0, south=180)
  • Dip: 25 degree
  • Rake: 90 degree
  • Depth: 10 km

Calculation parameters

  • Calculation space (lon/lat): 160.39, -14.06, 166.39, -8.06
  • Instead of Step -> use Cell size:.5 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.