M 4.6 Off-shore on 26 Apr 2003 22:29 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: 4.6M
Depth: 33 Km
Lat/Lon: -10.11 , 161.28
Event Date: 26 Apr 2003 22:29 UTC
Exposed Population:
Source: NEIC
Inserted at: 01 Jan 1900 00:00 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.5 0.5
Scaled population (vector) n.a  
  C1 earthquake n.a  
  C2 earthquake n.a  
  Country Vulnerability n.a  
  INFORM_normalised n.a  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
2301 0.5 26 Apr 2003 22:29 4.6M, 33km N/A No people affected (in 100km) -22:-29 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 Is. , of Solomon Is. (population 366,000) .

Radius Population
100 km 96000 people
75 km 56000 people
50 km 16000 people
20 km 7800 people
10 km 1200 people
5 km no people
2 km no people

Affected Provinces

Country Region Province Population
Solomon Is. Solomon Is. 370000 people

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
Parasi PRS unknown 47 km
Marau RUS unknown 57 km

Ports

Name LOCODE Country Distance
Kira Kira Soloman Islands 78 km

More information

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