M 4.6 in United States on 31 Aug 2014 12:24 UTC

Hazard models

EQ parameters
Shakemap
Tsunami

Event summary

This is a preliminary assessment. The final GDACS Alert Level has been/will be published using more detailed information.

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: 16 Km
Lat/Lon: 65.2129 , -149.123
Event Date: 31 Aug 2014 12:24 UTC
31 Aug 2014 04:24 Local
Exposed Population:
About 87644 people within 100km
Source: USGS at00nb67tl
Inserted at: 31 Aug 2014 12:30 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
USGS 0 n.a
at00nb67tl Scaled population (vector) n.a  
  C1 earthquake n.a  
  C2 earthquake n.a  
  Country Vulnerability n.a  
  INFORM_normalised n.a  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1059064 n.a 31 Aug 2014 12:24 4.6M, 16km N/A 90 thousand (in 100km) 00:05 USGS
1059065 0 31 Aug 2014 12:24 4.6M, 16km N/A 90 thousand (in 100km) 00:08 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

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.