M 4.5 in United States on 26 Jul 2013 20:37 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: 4.5M
Depth: 24.5 Km
Lat/Lon: 58.142 , -151.8853
Event Date: 26 Jul 2013 20:37 UTC
26 Jul 2013 12:37 Local
Exposed Population:
About 12594 people within 100km
Source: NEIC
Inserted at: 26 Jul 2013 20:56 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
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
1000855 0 26 Jul 2013 20:37 4.5M, 24.5km N/A 10 thousand (in 100km) 00:19 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) .

Radius Population
100 km 13000 people
75 km 13000 people
50 km 10000 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.

Airports

Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Blue Fox Bay BFB unknown 15 km
Kitoi Bay KKB unknown 29 km

Ports

Name LOCODE Country Distance
Ouzinkie Wake Island 44 km
Kodiak Wake Island 50 km
Port William Wake Island 56 km
Bear Island Wake Island 58 km

Dams

Reservoir Dam Name River Year Distance
Terror Lake Terror River 1984 87 km

More information

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