4.2
Earthquake Details: 49 km from Labuan Bajo, East Nusa Tenggara, Indonesia
Sep 21, 2026, 18:50:42
A magnitude 4.2 earthquake occurred near 49 km from Labuan Bajo, East Nusa Tenggara, Indonesia on Sep 21, 2026 at 18:50:42. 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-8.0600
Longitude119.8600
Event IDemsc:20260921_0000336
Magnitude4.2
Updated:Sep 21, 2026, 18:56:31 UTC
External Resources
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Time & depth
- Local time
- Sep 22, 2026, 02:50:42 GMT+8
- UTC
- Sep 21, 2026, 18:50:42 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, IndonesiaBeforeM4.0Sulawesi, IndonesiaBeforeM3.6Flores region, IndonesiaBeforeM3.7Flores region, IndonesiaBeforeM4.469 km SSW of Lembar, IndonesiaBeforeM5.535 km NNE of Ruteng, IndonesiaBeforeM3.6Flores region, IndonesiaBeforeM3.9Flores region, IndonesiaBeforeM3.8Timor regionBeforeM3.7Flores region, IndonesiaBefore
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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, 18:56 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.