M 4.6 in Solomon Islands on 20 Apr 2014 15:58 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: 35 Km
Lat/Lon: -7.2773 , 154.9859
Event Date: 20 Apr 2014 15:58 UTC
21 Apr 2014 01:58 Local
Exposed Population:
About 17815 people within 100km
Source: NEIC
Inserted at: 20 Apr 2014 19:52 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
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
1047681 0 20 Apr 2014 15:58 4.6M, 35km N/A 20 thousand (in 100km) 03:54 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 Papua New Guinea , Province of Northern Solomons (population 130,000) .

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

Affected Provinces

Country Region Province Population
Papua New Guinea Northern Solomons 130000 people
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
Mono MNY 11 64 km

Ports

Name LOCODE Country Distance
Blanche Harbour Soloman Islands 63 km
Shortland Harbour SBSHH Soloman Islands 96 km
Shortland Harbor Soloman Islands 100 km

More information

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