M 5.9 in United States on 29 Jul 2021 06:23 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: 5.9M
Depth: 5.3 Km
Lat/Lon: 55.4078 , -157.3392
Event Date: 29 Jul 2021 06:23 UTC
28 Jul 2021 20:23 Local
Exposed Population: No people within 100km
Source: ALASKA EC ak0219nekhhk
Inserted at: 29 Jul 2021 08:10 UTC
INFORM Coping capacity of the alert score
2.2 (United States)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Shakemap)		 GDACS score
ALASKA EC 0 0
ak0219nekhhk Scaled population (raster) 0  
  C1 shakemap -0.59  
  C2 shakemap 0.53  
  Country Vulnerability 0  
  INFORM_normalised 0.65  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1387982 0 29 Jul 2021 06:23 6.2M, 42.2km 3.78 N/A (in MMI>=VII) 0m (at 00:00) 00:32 ALASKA EC
1388017 0 29 Jul 2021 06:23 5.9M, 5.3km 3.44 N/A (in MMI>=VII) 01:47 ALASKA EC
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 United States , State of Alaska (population 572,432) .

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

Region Province Country Population
Alaska United States 570000 people

Critical infrastructure

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

More information

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