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Significant earthquake

This summarises a recorded earthquake only; it is not a warning or a prediction. Follow AFAD and the competent authorities for official statements and guidance.

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4.6

117 km NE of Tobelo, Indonesia

8 November 2026, 19:45:12 (+03) 2026-11-08 16:45:12 UTC

3 sources: EMSC, USGS, GFZ mb
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Magnitude
4.6 mb
Depth
224.6 km
Coordinates
2.5497, 128.6755
Data consistency
98/100

Regional activity (100 km)

Last 24 hours
0
Last 7 days
3
Last 30 days
11

Approximate energy released

≈ 120 t TNT

5.01e+11 J

Approximated with the Gutenberg–Richter relation (log E = 1.5 M + 4.8); depends on magnitude type. Gutenberg & Richter (1956).

Did you feel this earthquake?

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Community reports

Based on voluntary reports from users; not an instrumental measurement or official intensity. For official information follow AFAD and Kandilli Observatory announcements.

Impact information reported by sources

  • USGS Earthquake Hazards Program Tsunami flag: No

These values are automatic products of the respective agency, not an assessment by this platform. For tsunami warnings follow the Kandilli Observatory Regional Earthquake-Tsunami Monitoring Center and AFAD.

Nearby places

No records.

Nearby faults (50 km)

No mapped fault within 50 km.

Last year, within 100 km

14 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 2
  • M3 10
  • M4 2
  • M5 0
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 0
  • 10–20 km 5
  • 20–40 km 1
  • 40–70 km 1
  • 70–150 km 3
  • 150+ km 4

Largest previous earthquakes within 100 km

Largest earthquakes in the platform catalogue and entries from historical catalogues (with citation).

Comparison with past records

…

No earlier earthquakes are recorded in this area.

  • Source:

Where does this earthquake come from?

Source comparison

Agency Magnitude Depth Time (UTC) Difference from master Original record
EMSC-CSEM
HALMAHERA, INDONESIA
 4.6 mb 230.0 km 16:45:13.420 Δt 0.48 sn · 6.26 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
117 km NE of Tobelo, Indonesia
 4.6 mb 224.6 km 16:45:12.938 Δt 0 sn · 0 km · ΔM 0 Original record
GFZ GEOFON
Halmahera, Indonesia
 4.6 mb 233.9 km 16:45:13.940 Δt 1 sn · 5.53 km · ΔM 0 Original record

This value summarises agreement between sources; it is not a measure of scientific accuracy. Euro-Mediterranean Seismological Centre (EMSC-CSEM) — CC BY 4.0 U.S. Geological Survey (USGS) Earthquake Hazards Program — Public domain (U.S. Government) GEOFON Program, GFZ Helmholtz Centre for Geosciences — CC BY 4.0

Revision history

  1. 09.11.2026 01:12:42 · EMSC · update

    depth: 223 → 230 latitude: 2.6 → 2.6011 longitude: 128.47 → 128.6991 time: 2026-11-08T16:45:14.000+00:00 → 2026-11-08T16:45:13.420+00:00

  2. 08.11.2026 20:04:53 · SISTEM · recompute

    depth: 223 → 224.59 latitude: 2.6 → 2.5497 longitude: 128.47 → 128.6755 time: 2026-11-08T16:45:14.000Z → 2026-11-08 16:45:12.938+00:00 source count: 2 → 3 review status: automatic → reviewed confirming sources: emsc,gfz → emsc,usgs,gfz preferred source: 3 → 4

  3. 08.11.2026 19:54:26 · SISTEM · recompute

    source count: 1 → 2 confirming sources: emsc → emsc,gfz

  4. 08.11.2026 19:52:25 · EMSC · update

    magnitude: 4.4 → 4.6 magnitude type: m → mb

  5. 08.11.2026 19:52:25 · SISTEM · recompute

    magnitude: 4.4 → 4.6 magnitude type: m → mb

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