4.0
Earthquake Details: 41 km from Ruteng, East Nusa Tenggara, Indonesia
Aug 31, 2026, 00:42:40
A magnitude 4.0 earthquake occurred near 41 km from Ruteng, East Nusa Tenggara, Indonesia on Aug 31, 2026 at 00:42:40. The seismic event was recorded at a depth of -10 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth-10 km
Significance0
Latitude-8.2700
Longitude120.6100
Event IDemsc:20260831_0000009
Magnitude4.0
Updated:Aug 31, 2026, 00:49:39 UTC
External Resources
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Time & depth
- Local time
- Aug 31, 2026, 08:42:40 GMT+8
- UTC
- Aug 31, 2026, 00:42:40 UTC
-10 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M4.1Flores region, IndonesiaBeforeM4.687 km NNE of Ruteng, IndonesiaBeforeM4.652 km NNE of Ruteng, IndonesiaBeforeM3.9Flores region, IndonesiaBeforeM3.8Flores region, IndonesiaBeforeM4.0Flores region, IndonesiaAfterM4.1Timor regionAfterM4.0Flores region, IndonesiaAfterM5.544 km NNE of Ruteng, IndonesiaAfterM3.8Flores region, IndonesiaAfterM4.0Flores region, IndonesiaAfterM4.227 km S of Labuan Bajo, IndonesiaAfter
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Earthquake information is automatically aggregated from the official seismic agencies listed below. Preliminary measurements can change as agencies review an event; use local emergency authorities for safety decisions. Latest successful data update: Aug 31, 2026, 00:49 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under CC BY 4.0. CC BY 4.0
- JMA — Source: Japan Meteorological Agency (JMA).
- Geoscience Australia — Based on Australian Earthquakes data by Geoscience Australia. © Commonwealth of Australia. Licensed under CC BY 4.0; the section 5 disclaimer applies. CC BY 4.0
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.