M 5.3 in Indonesia on 21 Apr 2017 04:00 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: 5.3M
Depth: 27.15 Km
Lat/Lon: -2.1425 , 99.6746
Event Date: 21 Apr 2017 04:00 UTC
21 Apr 2017 11:00 Local
Exposed Population:
About 39000 people within 100km
Source: NEIC us10008jfy
Inserted at: 21 Apr 2017 04:21 UTC
INFORM Coping capacity of the alert score
4.8 (Indonesia)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
us10008jfy Scaled population (vector) 0  
  C1 earthquake 1  
  C2 earthquake 0  
  Country Vulnerability 0  
  INFORM_normalised 1  
Maximum expected impact using different data sources.

Episode Timeline

IDAlertScoreDateMag, DepthMMI*Population**Tsunami risk***Delay (hh:mm)Source
1164738 0 21 Apr 2017 04:00 5.3M, 27.15km N/A 40 thousand (in 100km) 00:20 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 , Province of Sumatera Barat (population 4,301,938) . The nearest places are Patdarai, Maileppet, Siberimanua, Sigoisooinan, Gigitji, Taigebgem, Beriolou, Kaliet, Katiet, Pasapuat, and Sabatti.

Radius Population
100 km 39000 people
75 km 22000 people
50 km 15000 people
20 km 11000 people
10 km 3600 people
5 km <1000 people
2 km <1000 people

Affected Provinces

Region Province Country Population
Sumatera Barat Indonesia 4.3 million people

Affected populated places

Name Region Province Country City class Population Distance
Patdarai Sumatera Barat Indonesia Village - 6 km
Maileppet Sumatera Barat Indonesia Village - 10 km
Siberimanua Sumatera Barat Indonesia Village - 11 km
Sigoisooinan Sumatera Barat Indonesia Village - 12 km
Gigitji Sumatera Barat Indonesia Village - 15 km
Taigebgem Sumatera Barat Indonesia Village - 16 km
Beriolou Sumatera Barat Indonesia Village - 19 km
Kaliet Sumatera Barat Indonesia Village - 25 km
Katiet Sumatera Barat Indonesia Village - 29 km
Pasapuat Bengkulu Indonesia Village - 57 km
Simagandjo Bengkulu Indonesia Village - 64 km
Sabatti Sumatera Barat Indonesia Village - 69 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
Sipora Rokot RKO unknown 0 10 km

Ports

Name LOCODE Country Distance
North Pagai Island Indonesia 88 km

More information

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