4.2
Earthquake Details: Flores Sea
8/17/2026, 10:40:44 PM
A magnitude 4.2 earthquake occurred near Flores Sea on 8/17/2026 at 10:40:44 PM. 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-7.8300
Longitude120.7300
Event IDemsc:20260817_0000746
Magnitude4.2
Updated:8/17/2026, 10:49:28 PM
External Resources
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Time & depth
- Local time
- 8/18/2026, 6:40:44 AM GMT+8
- UTC
- 8/17/2026, 10:40:44 PM UTC
-10 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M5.349 km NE of Labuan Bajo, IndonesiaBeforeM4.755 km NE of Labuan Bajo, IndonesiaBeforeM4.853 km NE of Ruteng, IndonesiaBeforeM5.149 km N of Ruteng, IndonesiaBeforeM5.065 km NNW of Ende, IndonesiaBeforeM4.873 km NNW of Ende, IndonesiaBeforeM4.778 km NNW of Ende, IndonesiaBeforeM5.171 km NNW of Ende, IndonesiaBeforeM5.171 km NNE of Ruteng, IndonesiaBeforeM4.962 km N of Ruteng, IndonesiaBeforeM4.685 km NNW of Ende, IndonesiaBeforeM4.969 km NNW of Ende, IndonesiaBefore
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 17, 2026, 10:49 PM 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.