M 4.6 Off-shore on 24 Apr 2024 21:26 UTC

Hazard models

Rapid Impact
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: 40.7 Km
Lat/Lon: 51.2763 , 179.9637
Event Date: 24 Apr 2024 21:26 UTC
25 Apr 2024 09:26 Local
Exposed Population:
Source: NEIC us6000mtk8
Inserted at: 24 Apr 2024 21:45 UTC
INFORM Coping capacity of the alert score
1.1 ()

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
NEIC 0 0
us6000mtk8 Scaled population (raster) 0  
  C1 shakemap 0  
  C2 shakemap 0  
  Country Vulnerability 0  
  INFORM_normalised 0  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1567064 0 24 Apr 2024 21:26 4.6M, 40.7km 3.19 N/A (in MMI>=VII) 00:19 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 off shore.

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

Affected Provinces

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
Amchitka Island AHT 69 0 50 km

Ports

Name LOCODE Country Distance
Constantine Harbour Wake Island 49 km
Amchitka Island Wake Island 72 km
Semisopochroi Wake Island 79 km

More information

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