4.0
Earthquake Details: 52 km from Bau-Bau, Southeast Sulawesi, Indonesia
Sep 20, 2026, 10:20:34
A magnitude 4.0 earthquake occurred near 52 km from Bau-Bau, Southeast Sulawesi, Indonesia on Sep 20, 2026 at 10:20:34. The seismic event was recorded at a depth of -24 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth-24 km
Significance0
Latitude-5.8100
Longitude122.9200
Event IDemsc:20260920_0000130
Magnitude4.0
Updated:Sep 20, 2026, 10:28:45 UTC
External Resources
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Time & depth
- Local time
- Sep 20, 2026, 18:20:34 GMT+8
- UTC
- Sep 20, 2026, 10:20:34 UTC
-24 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, IndonesiaBeforeM4.2249 km N of Likisa, Timor-LesteBeforeM3.4Flores region, IndonesiaAfterM3.6Flores region, IndonesiaAfterM3.7Flores region, IndonesiaAfterM5.535 km NNE of Ruteng, IndonesiaAfterM3.6Flores region, IndonesiaAfterM3.9Flores 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 20, 2026, 10:28 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.