M 4.6 in Russia on 21 Aug 2012 21:29 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: 4.6M
Depth: 75.9 Km
Lat/Lon: 44.4859 , 148.071
Event Date: 21 Aug 2012 21:29 UTC
22 Aug 2012 07:29 Local
Exposed Population:
About 6000 people within 100km
Source: NEIC usc000c4cy
Inserted at: 21 Aug 2012 21:52 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.5 0.5
usc000c4cy 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
118991 0.5 21 Aug 2012 21:29 4.6M, 75.9km N/A 6 thousand (in 100km) 00:23 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 Russia , Region of Sakhalinskaya oblast' (population 731,237) .

Radius Population
100 km 5800 people
75 km 2100 people
50 km no people
20 km no people
10 km no people
5 km no people
2 km no people

Affected Provinces

Country Region Province Population
Russia Sakhalinskaya oblast' 730000 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
Burvestnik 24 59 km
Sopochnyy Southwest 21 87 km

Ports

Name LOCODE Country Distance
Kurilsk Russia 84 km

More information

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