M 6.6 in United States on 11 Jan 2022 12:39 UTC

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: 6.6M
Depth: 11.23 Km
Lat/Lon: 52.6047 , -168.155
Event Date: 11 Jan 2022 12:39 UTC
11 Jan 2022 01:39 Local
Exposed Population: Less then 100 people in MMI V
Few people affected in 100km
Source: NEIC us7000gawk
Inserted at: 11 Jan 2022 13:29 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)
Tsunami GDACS score
NEIC 0 0.1 0.1
us7000gawk Scaled population (raster) 0 Max wave alert 0.17m  
  C1 shakemap -0.59 Max wave realtime 0.17m  
  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
1420620 0 11 Jan 2022 12:39 6.5M, 37km 3.36 Few people (in 100km) 0m (at 00:00) 00:18 NTWC
1420622 0 11 Jan 2022 12:39 6.5M, 37km 3.36 less than 100 (in MMI>=VII) 0m (at 00:00) 00:20 PTWC
1420624 0.1 11 Jan 2022 12:39 6.7M, 11.96km 3.36 less than 100 (in MMI>=VII) 0.2m (at 00:17) 00:23 NEIC
1420627 0 11 Jan 2022 12:39 6.5M, 15.58km 5.01 less than 100 (in MMI>=VII) 0.1m (at 00:16) 00:27 NEIC
1420635 0.1 11 Jan 2022 12:39 6.6M, 11.23km 5.07 less than 100 (in MMI>=VII) 0.2m (at 00:16) 00:49 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 United States , State of Alaska (population 572,432) . The nearest places are and Nikolski.

Radius Population
100 km <1000 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

Region Province Country Population
Alaska United States 570000 people

Affected populated places

Name Region Province Country City class Population Distance
Nikolski Alaska United States Village <1000 people 60 km

see full list

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
Nikolski AS IKO 22 0 60 km
Umnak Island UMB unknown 0 87 km
Chernofski Harbor KCN unknown 0 98 km

More information

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