M 6.2 in United States on 22 Jan 2022 05:17 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: 6.2M
Depth: 42.78 Km
Lat/Lon: 53.3159 , -166.7506
Event Date: 22 Jan 2022 05:17 UTC
21 Jan 2022 20:17 Local
Exposed Population: 5 thousand in 100km
Source: NEIC us7000ge5q
Inserted at: 22 Jan 2022 05:48 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 0
us7000ge5q Scaled population (vector) 0 Max wave alert 0m  
  C1 shakemap -0.59 Max wave realtime 0m  
  C2 shakemap 0.53      
  Country Vulnerability 0      
  INFORM_normalised 0.65      
Maximum expected impact using different data sources.

ShakeMap is a product of the USGS Earthquake Hazards Program in conjunction with the regional seismic networks. ShakeMaps provide near-real-time maps of ground motion and shaking intensity following significant earthquakes.


Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1422557 0 22 Jan 2022 05:17 6.2M, 42.78km 4.85 N/A (in MMI>=VII) 0m (at 00:00) 00:31 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 ,of Alaska. The alertlevel for this event is GREEN

Intensity Population
no people


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1422557 53.316/-166.751 6.2 42.8 4.904 22 Jan 2022 05:47 00:30 (new episode)
2 0 1422557 53.316/-166.751 6.2 42.8 4.873 22 Jan 2022 05:50 00:33 (upd of #1)
3 0 1422557 53.316/-166.751 6.2 42.8 4.852 22 Jan 2022 07:22 02:05 (upd of #2)
4 0 1422557 53.316/-166.751 6.2 42.8 4.852 23 Jan 2022 05:40 1d 00:23 (upd of #3)

Affected Provinces

Intensity Region Province Country Population
Alaska United States no people
Alaska United States 1100 people

Affected populated places. Areas of interest

Intensity Name Region Province Country City class Population Distance
Kashega Alaska United States Village - 31 km
Makushin Alaska United States Village - 53 km
Chernofski Alaska United States Village - 54 km
Unalaska Alaska United States Village 4300 people 62 km
Dutch Harbor Alaska United States Village - 66 km
Biorka Alaska United States Village - 67 km

see full list


Critical infrastructure

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

Airports

Intensity Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Chernofski Harbor KCN unknown 0 54 km
Beaver Inlet Sea Port BVD unknown 0 55 km
Unalaska - Emergency Field DUT 7 Civ. Paved Yes 3900 66 km
Driftwood Bay DFB unknown 0 73 km
Umnak Island UMB unknown 0 77 km

Ports

Intensity Name LOCODE Country Distance
Cannery Bay Wake Island 43 km
Makushin Wake Island 53 km
Unalaska USUAA Wake Island 64 km
Dutch Harbor USDUT Wake Island 65 km

More information

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