M 4.6 in Indonesia on 27 Apr 2017 07:03 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: 71.21 Km
Lat/Lon: -8.8752 , 112.4672
Event Date: 27 Apr 2017 07:03 UTC
27 Apr 2017 14:03 Local
Exposed Population:
3320000 people within 100km
Source: NEIC us10008l8g
Inserted at: 27 Apr 2017 08:48 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 -1 -1
us10008l8g 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
1165512 -1 27 Apr 2017 07:03 4.6M, 71.21km N/A 3.3 million (in 100km) 01:44 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 Jawa Timur (population 32,960,710) . The nearest places are Sitiardjo, Bantoer, Donomuljo, and Tambaksari.

Radius Population
100 km 3 million people
75 km 550000 people
50 km no people
20 km no people
10 km no people
5 km no people
2 km no people

Affected Provinces

Region Province Country Population
Jawa Timur Indonesia 33 million people
Jawa Tengah Indonesia 30.7 million people
Yogyakarta Indonesia 3.1 million people
Bali Indonesia 3 million people
Nusa Tenggara Barat Indonesia 3.6 million people
Jawa Barat Indonesia 38.1 million people

Affected populated places

Name Region Province Country City class Population Distance
Sitiardjo Jawa Timur Indonesia Village - 64 km
Bantoer Jawa Timur Indonesia Village - 68 km
Donomuljo Jawa Timur Indonesia Village - 68 km
Tambaksari Jawa Timur Indonesia Village - 70 km

see full list

Critical infrastructure

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

Dams

Reservoir Dam Name River Year Distance
Sengguruh Lesti 1988 81 km
Karang Kates Brantas 1973 83 km
Lahor Brantas 1975 85 km
Wlingi Brantas 1977 88 km

More information

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