4.0
Earthquake Details: near the north coast of Special Region of Papua, Indonesia
8/18/2026, 12:57:32 PM
A magnitude 4.0 earthquake occurred near near the north coast of Special Region of Papua, Indonesia on 8/18/2026 at 12:57:32 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-2.2700
Longitude139.0100
Event IDemsc:20260818_0000440
Magnitude4.0
Updated:8/18/2026, 1:01:03 PM
External Resources
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Time & depth
- Local time
- 8/18/2026, 9:57:32 PM GMT+9
- UTC
- 8/18/2026, 12:57:32 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
M2.6near the north coast of Papua, IndonesiaBeforeM3.7Papua, IndonesiaBeforeM2.9Biak Region, IndonesiaBeforeM3.5Papua, IndonesiaBeforeM3.0Papua, IndonesiaBeforeM4.3185 km W of Abepura, IndonesiaBeforeM3.2near the north coast of Papua, IndonesiaBeforeM4.2Papua, IndonesiaBeforeM2.7near the north coast of Papua, IndonesiaBeforeM3.0Biak Region, IndonesiaBeforeM2.7Papua, IndonesiaBeforeM2.6near the north coast of Papua, 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, 01:01 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.