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Mw 5.3 Earthquake, Green alert in Indonesia on 21 Apr 2017 04:00 UTC
GDACS Event Report - Earthquake impact

Summary

Population map close up
Population map close up. (Source: JRC)
Interactive map: Open

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:27.15km
  • on 21 Apr 2017 04:00 UTC
  • About 39330 people within 100km
  • inserted at 21 Apr 2017 04:21:06

Earthquake event

  • Magnitude: 5.3 M
  • Depth: 27.15 km (shallow)
  • Source: NEIC NEIC us10008jfy
  • Location (latitude/longitude): -2.1425, 99.6746
  • Time (UTC): 21 Apr 2017 04:00:29
  • Time (ECT): 21 Apr 2017 06:00:29

Earthquake impact details

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.

Population

Population near epicenter
Radius Population
100 km 39000 people
75 km 21000 people
50 km 15000 people
20 km 10000 people
10 km 3500 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

See complete places

Name Region Province Country City class Population Distance
Patdarai Sumatera Barat Indonesia Village5 - 6 km
Maileppet Sumatera Barat Indonesia Village5 - 10 km
Siberimanua Sumatera Barat Indonesia Village5 - 11 km
Sigoisooinan Sumatera Barat Indonesia Village5 - 12 km
Gigitji Sumatera Barat Indonesia Village5 - 15 km
Taigebgem Sumatera Barat Indonesia Village5 - 16 km
Beriolou Sumatera Barat Indonesia Village5 - 19 km
Kaliet Sumatera Barat Indonesia Village5 - 25 km
Katiet Sumatera Barat Indonesia Village5 - 29 km
Pasapuat Bengkulu Indonesia Village5 - 57 km
Simagandjo Bengkulu Indonesia Village5 - 64 km
Sabatti Sumatera Barat Indonesia Village5 - 69 km

Critical infrastructure

Airports, ports, nuclear plants and hydrodams at risk, if affected, are listed below.

Name IATA Code Elevation (m) Usage Runway type IFR Runway Length (ft) Distance
Sipora Rokot RKO unknown 0 10 km
Name LOCODE Country Distance
North Pagai Island Indonesia 88 km

Event time line

For accessing reports of previous advisories, please click on the advisory number in the table below.

event calculation detail

Event calculation detail

Reference Id Level Score Type Date Added Population
100km                      20km
Vulnerability
Score
Max Height(m)
 
 
Episode 1164738
1 realtime 2017-04-21 06:21:10 40 thousand 10 thousand 1.62 0
  Earthquake 182633
0 realtime 2017-04-21 06:21:10 40 thousand 10 thousand 1.62 0
 
Close
IDAlert Color Date (UTC)Mag. and depthMax Intensity (mmi*)Pop. within 100 kmTsunami risk (max height)Delay (hh:mm) Source
1164738

Calculation Episode detail

Reference Id Level Score Type Date Added Population
100km                      20km
Vulnerability
Score
Max Height(m)
Episode 1164738
1 realtime 2017-04-21 06:21:10 40 thousand 1.62 0
  Earthquake 182633
0 realtime 2017-04-21 06:21:10 40 thousand 10 thousand 1.62 0
Close
21 Apr 2017 04:00 5.3M, 27.15km N/A 40 thousand 00:20 NEIC NEIC

(*) Modified Mercalli Intensity Scale

More information

Data resources

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

About the data

Disclaimer

While we try everything to ensure accuracy, this information is purely indicative and should not be used for any decision making without alternate sources of information. The JRC is not responsible for any damage or loss resulting from the use of the information presented on this website.