M 4.9 in Indonesia on 17 Aug 2026 12:39 UTC

Event summary

This earthquake can have a low humanitarian impact based on the magnitude and the affected population and their vulnerability.

GDACS ID EQ 1559470
Earthquake Magnitude: 4.9M
Depth: 10 Km
Lat/Lon: -8.0024 , 120.3701
Event Date: 17 Aug 2026 12:39 UTC
17 Aug 2026 20:39 Local
Exposed Population:
20 thousand in MMI IV
Inserted at: 17 Aug 2026 13:34 UTC
INFORM Coping capacity:
1.1 (Indonesia)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake
(Rapid Impact)		 GDACS score
NEIC 0 0
usd0015eds Scaled population (vector) 0  
  C1 rapid impact 0  
  C2 rapid impact 0  
  Country Vulnerability 0  
  INFORM_normalised 0  
Maximum expected impact using different data sources.
Virtual OSOCC
Meteo assessment
Satellite products
Analytical products
Detailed event map. European Union, 2026. Map produced by EC-JRC.
The boundaries and the names shown on this map do not imply official endorsement or acceptance by the European Union.

Updates on volcanic activity (Smithsonian)

Latest media headlines

Indonesia Earthquake Death Toll Reaches 53 as Aftershocks Disrupt Resc.. 8/18/2026 3:25:00 AM.

A powerful magnitude-7.7 earthquake has torn through eastern Indonesia, forcing around 5,000 people from their homes and leaving at least 53 dead, with roads blocked and hillsides collapsing in landslides, authorities said. Officials added
...(more)
Tourists flock to Indonesia''s Labuan Bajo despite deadly earthquake 8/18/2026 3:20:00 AM.

Tourists were still flocking to Indonesia''s seaside town of Labuan Bajo on Monday (August 17) even as the East Nusa Tenggara province continued to recover from a magnitude 7.7 earthquake that struck the island and amid fear of aftershocks.
...(more)
Death toll from M7.7 Indonesia quake rises to 68 as search continues 8/18/2026 3:19:00 AM.

Earthquake survivors take shelter in tents in Reo, East Nusa Tenggara province, Indonesia, Monday, Aug. 17, 2026. (AP Photo/Dicky Bisinglasi) Reo. JAKARTA - The death toll from a powerful earthquake that rattled Indonesia reached 68 on Mond
...(more)
Food stocks secure after East Nusa Tenggara Quake, Bulog says 8/18/2026 3:07:00 AM.

Aerial view of the earthquake survivors’ evacuation shelter at Barangkolong Field, Reo, East Nusa Tenggara, Monday (Aug. 17, 2026). (ANTARA FOTO/FIKRI YUSUF) Jakarta (ANTARA) - Indonesia''s state logistics agency, Bulog, says food reserves
...(more)

View more news

Estimated casualties (PAGER)

USGS estimates the number of casualties for each earthquake for the Prompt Assessment of Global Earthquakes for Response (PAGER) product.
The graph shows the current fatalities estimate.

Exposed population

Data, images, links, services and documents

For this events, GDACS has links to information from the following sources: EC-JRC (41), NEIC (4), OCHA (1), DesInventar (1), WMO (1), (2), INFORM (2), USGS (2),