4.9
Earthquake Details: 27 km NW of Kotabumi, Indonesia
8/28/2025, 2:15:41 AM
A magnitude 4.9 earthquake occurred near 27 km NW of Kotabumi, Indonesia on 8/28/2025 at 2:15:41 AM. The seismic event was recorded at a depth of 193.05 km. No tsunami warning was issued.
No Tsunami WarningStatus: reviewedType: earthquake
Regional Seismicity
Technical Details
Depth193.05 km
Significance369
Latitude-4.6311
Longitude104.7303
Event IDus7000qrh6
Magnitude4.9
Updated:11/19/2025, 9:59:41 PM
External Resources
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Time & depth
- Local time
- 8/28/2025, 9:15:41 AM GMT+7
- UTC
- 8/28/2025, 2:15:41 AM UTC
193.05 km · Intermediate-focus
Between 70 and 300 km deep.
Nearby major cities
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: Nov 19, 2025, 09:59 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.