4.0

Earthquake Details: Flores Sea

8/17/2026, 2:22:09 PM

A magnitude 4.0 earthquake occurred near Flores Sea on 8/17/2026 at 2:22:09 PM. The seismic event was recorded at a depth of -11 km. No tsunami warning was issued.

No Tsunami WarningStatus: reviewedType: earthquake

Regional Seismicity

View recent seismic activity near this event:

IndonesiaEast Nusa TenggaraRuteng (Nearest City)

Technical Details

Depth-11 km
Significance0
Latitude-7.8800
Longitude120.5500
Event IDemsc:20260817_0000481
Magnitude4.0
Updated:8/17/2026, 2:28:34 PM

External Resources

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Time & depth

Local time
8/17/2026, 10:22:09 PM GMT+8
UTC
8/17/2026, 2:22:09 PM UTC
-11 km · Shallow-focus

Less than 70 km deep. Shaking is often stronger near the epicentre.

Nearby major cities

Ruteng
82 km S
Labuan Bajo
100 km SW
Ende
163 km SE
Waingapu
200 km S
Nearby event sequence · 12
M7.768 km NNW of Ende, IndonesiaBeforeM5.936 km NE of Labuan Bajo, IndonesiaBeforeM5.561 km ENE of Ruteng, IndonesiaBeforeM5.661 km NNW of Ende, IndonesiaBeforeM6.158 km N of Ende, IndonesiaBeforeM5.549 km NE of Labuan Bajo, IndonesiaBeforeM5.349 km NE of Labuan Bajo, IndonesiaBeforeM5.149 km N of Ruteng, IndonesiaBeforeM5.065 km NNW of Ende, IndonesiaBeforeM5.171 km NNW of Ende, IndonesiaBeforeM5.171 km NNE of Ruteng, 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, 02:28 PM UTC. Data sources: USGS / EMSC / JMA / Geoscience Australia / GeoNet.