M 5.8 in Solomon Is. on 18 Sep 2018 11:57 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: 5.8M
Depth: 10 Km
Lat/Lon: -8.3287 , 157.2172
Event Date: 18 Sep 2018 11:57 UTC
18 Sep 2018 22:57 Local
Exposed Population: Less then 100 people in MMI VII
About 76000 people within 100km
Source: NEIC us2000hgcc
Inserted at: 18 Sep 2018 12:20 UTC
INFORM Coping capacity of the alert score
6.6 (Solomon Is.)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0.4 0.4
us2000hgcc Scaled population (vector) 1.89  
  C1 shakemap -0.59  
  C2 shakemap 0.53  
  Country Vulnerability 0  
  INFORM_normalised 1.18  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1228773 0.4 18 Sep 2018 11:57 5.8M, 10km 6.87 724 (in MMI>=VII) 00:22 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.

Exposed population

The earthquake happened in Solomon Islands , of Solomon Is. (population 366,000) . The nearest places are Mbanga, Kokenggolo, Ilangana, Mandou, Mbarasipo, Eghelo, Vona Vona I, Canaan, Mburuku, Mbomboe, and Tetemara.

Radius Population
100 km 77000 people
75 km 62000 people
50 km 45000 people
20 km 18000 people
10 km 9200 people
5 km 2400 people
2 km no people

Affected Provinces

Region Province Country Population
Solomon Is. Solomon Islands 370000 people

Affected populated places

Name Region Province Country City class Population Distance
Mbanga Solomon Islands Village - 3 km
Kokenggolo Solomon Islands Village - 4 km
Ilangana Solomon Islands Village - 7 km
Mandou Solomon Islands Village - 10 km
Mbarasipo Solomon Islands Village - 14 km
Eghelo Solomon Islands Village - 19 km
Vona Vona I Solomon Islands Village - 20 km
Canaan Solomon Islands Village - 21 km
Mburuku Solomon Islands Village - 22 km
Mbomboe Solomon Islands Village - 24 km
Mbiula Solomon Islands Village - 24 km
Hofovo Solomon Islands Village - 26 km
Harai Solomon Islands Village - 29 km
Kunji Solomon Islands Village - 31 km
Sulimuni Solomon Islands Village - 33 km
Vanikuva Solomon Islands Village - 33 km
Judaea Solomon Islands Village - 34 km
Hapai Solomon Islands Village - 38 km
Menakasapa Solomon Islands Village - 40 km
Hambere Solomon Islands Village - 47 km
Hovoro Solomon Islands Village - 50 km
Kukudu Solomon Islands Village - 53 km
Kolombangara Solomon Islands Village - 55 km
Sagheraghi Solomon Islands Village - 58 km
Tetemara Solomon Islands Village - 59 km

see full list

Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

Airports

Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Munda MUA 3 0 5 km
Ringi Cove RIN unknown 0 25 km
Kukundu KUE unknown 0 45 km
Viru QVU unknown 0 55 km
Sege EGM 3 0 77 km
Barakoma V La Vella VEV unknown 0 79 km

Ports

Name LOCODE Country Distance
Port Noro SBNOR Soloman Islands 13 km
Ringi Cove SBRIN Soloman Islands 27 km
Gizo Is SBGZO Soloman Islands 52 km
Lever Harbor Soloman Islands 53 km
Viru Harbour SBVIU Soloman Islands 59 km

More information

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