M 4.9 in United States on 06 May 2017 20:43 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: 4.9M
Depth: 11.5 Km
Lat/Lon: 51.9748 , -170.5036
Event Date: 06 May 2017 20:43 UTC
06 May 2017 09:43 Local
Exposed Population: No people within 100km
Source: ALASKA EC ak15945932
Inserted at: 06 May 2017 21:24 UTC
INFORM Coping capacity of the alert score: 2.2 (United States)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
ALASKA EC 0 0
ak15945932 Scaled population (vector) 0  
  C1 earthquake 1  
  C2 earthquake 0  
  Country Vulnerability 0  
  INFORM_normalised 1  
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
1166782 0 06 May 2017 20:43 5M, 39km N/A No people affected (in 100km) 00:04 NTWC    
1166786 0 06 May 2017 20:43 5.3M, 33.05km 2.83 No people affected (in 100km) 00:19 NEIC
1166790 0 06 May 2017 20:43 4.9M, 11.5km 3.17 No people affected (in 100km) 00:40 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 unknowed a zone. The alertlevel for this event is Green

Intensity Population


Shakemaps Timeline

AlertShake id #ScoreepisodeidLat/LonMagnitudeDepthMax MMIDate shake (UTC)Delay (hh:mm) 
1 0 1166786 0/0 N/A N/A N/A 06 May 2017 21:03 00:19 (new episode)
2 0 1166786 0/0 N/A N/A N/A 06 May 2017 21:04 00:21 (upd of #1)

Affected Provinces



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.