M 5.3 in Solomon Is. on 22 Apr 2012 11:44 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.

Updated: this report is based on episode 1.

Earthquake Magnitude: 5.3M
Depth: Km
Lat/Lon: -9.2378 , 158.569
Event Date: 22 Apr 2012 11:44 UTC
22 Apr 2012 22:44 Local
Exposed Population:
About 24000 people within 100km
Source: NEIC usc000997a
Inserted at: 22 Apr 2012 12:05 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.5 0.5
usc000997a 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
116402 0.5 22 Apr 2012 11:44 5.3M, 41.9km N/A 20 thousand (in 100km) 00:20 NEIC
116403 0.5 22 Apr 2012 11:44 5.3M, 39.2km N/A 30 thousand (in 100km) 00:28 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) .

Radius Population
100 km 18000 people
75 km 12000 people
50 km <1000 people
20 km no people
10 km no people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Solomon Is. Solomon Islands 370000 people
Northern Solomons Papua New Guinea 130000 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
Yandina XYA unknown 0 74 km

Ports

Name LOCODE Country Distance
Pipisala Bay Soloman Islands 68 km
Yandina SBXYA Soloman Islands 72 km

More information

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