3.9
Earthquake Details: 39 km from Sumbawa Besar, West Nusa Tenggara, Indonesia
Sep 9, 2026, 22:48:26
A magnitude 3.9 earthquake occurred near 39 km from Sumbawa Besar, West Nusa Tenggara, Indonesia on Sep 9, 2026 at 22:48:26. The seismic event was recorded at a depth of -145 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
View recent seismic activity near this event:
IndonesiaWest Nusa TenggaraSumbawa Besar (Nearest City)Technical Details
Depth-145 km
Significance0
Latitude-8.6200
Longitude117.7500
Event IDemsc:20260909_0000315
Magnitude3.9
Updated:Sep 9, 2026, 23:00:30 UTC
External Resources
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Time & depth
- Local time
- Sep 10, 2026, 06:48:26 GMT+8
- UTC
- Sep 9, 2026, 22:48:26 UTC
-145 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M3.9Flores region, IndonesiaBeforeM4.6Flores region, IndonesiaBeforeM4.1Flores region, IndonesiaBeforeM4.1Flores SeaBeforeM5.351 km NNE of Ruteng, IndonesiaBeforeM4.0Flores region, IndonesiaBeforeM3.9Flores SeaBeforeM4.2Flores region, IndonesiaBeforeM5.2125 km NE of Ruteng, IndonesiaBeforeM3.8Flores region, IndonesiaBeforeM4.654 km NNE of Ruteng, IndonesiaBeforeM3.9Flores SeaBefore
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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: Sep 9, 2026, 23:00 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.