M 4.7 in Indonesia on 01 Nov 2011 22:02 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: 4.7M
Depth: Km
Lat/Lon: 2.5506 , 97.1512
Event Date: 01 Nov 2011 22:02 UTC
02 Nov 2011 05:02 Local
Exposed Population:
370000 people within 100km
Source: NEIC usb0006htk
Inserted at: 01 Nov 2011 22:17 UTC

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0.5 0.5
usb0006htk 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
112803 0.5 01 Nov 2011 22:02 4.7M, 45.9km N/A 370 thousand (in 100km) 00:15 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 Indonesia , Special Region of Aceh (population 4,307,539) . The nearest places are Bakoengan, Suaqbakong, Pajadapoe, Djamboerpapeuën, and Tanoh Manjang.

Radius Population
100 km 410000 people
75 km 200000 people
50 km 18000 people
20 km no people
10 km no people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Aceh Indonesia 4.3 million people
Sumatera Utara Indonesia 9.3 million people
Sumatera Barat Indonesia 4.3 million people
Riau Indonesia 3.5 million people
Perak Malaysia 2.5 million people
Selangor Malaysia 3.5 million people
Pulau Pinang Malaysia 1.3 million people
Kedah Malaysia 1.6 million people
Kuala Lumpur Malaysia 1.1 million people

Affected populated places

Name Region Province Country City class Population Distance
Bakoengan Aceh Indonesia Village - 57 km
Suaqbakong Aceh Indonesia Village - 59 km
Pajadapoe Aceh Indonesia Village - 64 km
Djamboerpapeuën Aceh Indonesia Village - 67 km
Tanoh Manjang Aceh Indonesia Village - 67 km

see full list

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
Tapaktuan TPK unknown 0 79 km

Ports

Name LOCODE Country Distance
Tapaktuan Indonesia 78 km
Singkil Indonesia 79 km
Sinabang IDSNG Indonesia 84 km

More information

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