4.1
Earthquake Details: 70 km from Ruteng, East Nusa Tenggara, Indonesia
8/18/2026, 9:10:56 PM
A magnitude 4.1 earthquake occurred near 70 km from Ruteng, East Nusa Tenggara, Indonesia on 8/18/2026 at 9:10:56 PM. The seismic event was recorded at a depth of -5 km. No tsunami warning was issued.
No Tsunami WarningStatus: reviewedType: earthquake
Regional Seismicity
Technical Details
Depth-5 km
Significance0
Latitude-8.0300
Longitude120.7100
Event IDemsc:20260818_0000739
Magnitude4.1
Updated:8/18/2026, 9:21:39 PM
External Resources
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Time & depth
- Local time
- 8/19/2026, 5:10:56 AM GMT+8
- UTC
- 8/18/2026, 9:10:56 PM UTC
-5 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, IndonesiaBeforeM4.0Flores Region, IndonesiaBeforeM3.8Flores Region, IndonesiaBeforeM3.9Flores Region, IndonesiaBeforeM4.2Flores Region, IndonesiaBeforeM4.3Flores Region, IndonesiaBeforeM4.0Flores Region, IndonesiaBeforeM5.080 km N of Ruteng, IndonesiaBeforeM4.2Flores Region, IndonesiaBeforeM4.0Flores Region, IndonesiaBeforeM3.8Flores Region, IndonesiaBeforeM3.8Flores Region, 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 18, 2026, 09:21 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.