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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

155 km NW of Ternate, Indonesia

24 September 2026, 23:05:25 (+03) 2026-09-24 20:05:25 UTC

2 sources: EMSC, USGS mb
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Magnitude
4.6 mb
Depth
48.5 km
Coordinates
1.9132, 126.5357
Data consistency
90/100

Regional activity (100 km)

Last 24 hours
1
Last 7 days
3
Last 30 days
36

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).

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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

48 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 13
  • M3 22
  • M4 9
  • M5 4
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 0
  • 10–20 km 18
  • 20–40 km 12
  • 40–70 km 5
  • 70–150 km 12
  • 150+ km 1

Largest previous earthquakes within 100 km

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

No records.

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
MOLUCCA SEA
 4.6 mb 50.2 km 20:05:26.770 Δt 0.78 sn · 2.06 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
155 km NW of Ternate, Indonesia
 4.6 mb 48.5 km 20:05:25.988 Δt 0 sn · 0 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)

Revision history

  1. 25.09.2026 09:31:54 · EMSC · update

    depth: 48.5 → 50.2 latitude: 1.9132 → 1.897 longitude: 126.5357 → 126.5266 time: 2026-09-24T20:05:25.988+00:00 → 2026-09-24T20:05:26.770+00:00

  2. 25.09.2026 00:41:35 · SISTEM · recompute

    depth: 48.5 → 48.47 source count: 1 → 2 review status: automatic → reviewed confirming sources: emsc → emsc,usgs preferred source: 3 → 4

  3. 25.09.2026 00:41:34 · EMSC · update

    depth: 10 → 48.5 latitude: 1.78 → 1.9132 longitude: 126.55 → 126.5357 magnitude: 5 → 4.6 time: 2026-09-24T20:05:21.500+00:00 → 2026-09-24T20:05:25.988+00:00

  4. 25.09.2026 00:41:34 · SISTEM · recompute

    depth: 10 → 48.5 latitude: 1.78 → 1.9132 longitude: 126.55 → 126.5357 magnitude: 5 → 4.6 time: 2026-09-24T20:05:21.500Z → 2026-09-24 20:05:25.988+00:00

  5. 24.09.2026 23:51:24 · EMSC · update

    depth: 48 → 10 latitude: 1.8154 → 1.78 longitude: 126.5384 → 126.55 magnitude: 4.8 → 5 time: 2026-09-24T20:05:27.960+00:00 → 2026-09-24T20:05:21.500+00:00 magnitude type: m → mb

  6. 24.09.2026 23:51:24 · SISTEM · recompute

    depth: 48 → 10 latitude: 1.8154 → 1.78 longitude: 126.5384 → 126.55 magnitude: 4.8 → 5 time: 2026-09-24T20:05:27.960Z → 2026-09-24 20:05:21.500+00:00 magnitude type: m → mb

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