3.9
Earthquake Details: 38 km from Ruteng, East Nusa Tenggara, Indonesia
Sep 21, 2026, 04:44:20
A magnitude 3.9 earthquake occurred near 38 km from Ruteng, East Nusa Tenggara, Indonesia on Sep 21, 2026 at 04:44:20. 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-8.2900
Longitude120.5700
Event IDemsc:20260921_0000088
Magnitude3.9
Updated:Sep 21, 2026, 04:49:33 UTC
External Resources
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Time & depth
- Local time
- Sep 21, 2026, 12:44:20 GMT+8
- UTC
- Sep 21, 2026, 04:44:20 UTC
-10 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, IndonesiaBeforeM5.167 km NE of Ruteng, IndonesiaBeforeM3.6Flores region, IndonesiaBeforeM3.5Sumbawa region, IndonesiaBeforeM4.0Sulawesi, IndonesiaBeforeM3.6Flores region, IndonesiaBeforeM3.7Flores region, IndonesiaBeforeM5.535 km NNE of Ruteng, IndonesiaBeforeM3.6Flores region, IndonesiaBeforeM3.4Flores region, IndonesiaAfterM3.8Timor regionAfterM3.7Flores region, 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: Sep 21, 2026, 04:49 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.