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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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5.5

61 km ENE of Tadine, New Caledonia

26 September 2026, 02:39:41 (+03) 2026-09-25 23:39:41 UTC

3 sources: EMSC, USGS, GFZ mww
Did you feel this earthquake?
Magnitude
5.5 mww
Depth
10.0 km
Coordinates
-21.3748, 168.4446
Data consistency
90/100

Regional activity (100 km)

Last 24 hours
0
Last 7 days
1
Last 30 days
1

Approximate energy released

≈ 2.7 kt TNT

1.12e+13 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

29 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 0
  • M3 0
  • M4 13
  • M5 14
  • M6 2
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 0
  • 10–20 km 29
  • 20–40 km 0
  • 40–70 km 0
  • 70–150 km 0
  • 150+ km 0

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
LOYALTY ISLANDS
 5.5 mw 31.0 km 23:39:45.500 Δt 4.11 sn · 16.48 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
61 km ENE of Tadine, New Caledonia
 5.5 mww 10.0 km 23:39:41.392 Δt 0 sn · 0 km · ΔM 0 Original record
GFZ GEOFON
Loyalty Islands
 5.5 Mw 10.0 km 23:39:43.750 Δt 2.36 sn · 24.07 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. 26.09.2026 03:00:25 · GFZ · update

    magnitude: 5.4 → 5.5 magnitude type: mb → Mw

  2. 26.09.2026 02:57:10 · EMSC · update

    depth: 10 → 31 latitude: -21.3748 → -21.2479 longitude: 168.4446 → 168.5277 time: 2026-09-25T23:39:41.392+00:00 → 2026-09-25T23:39:45.500+00:00

  3. 26.09.2026 02:55:05 · SISTEM · recompute

    source count: 2 → 3 review status: automatic → reviewed magnitude type: mw → mww confirming sources: emsc,gfz → emsc,usgs,gfz preferred source: 3 → 4

  4. 26.09.2026 02:55:04 · EMSC · update

    depth: 31 → 10 latitude: -21.2452 → -21.3748 longitude: 168.5537 → 168.4446 magnitude: 5.4 → 5.5 time: 2026-09-25T23:39:45.340+00:00 → 2026-09-25T23:39:41.392+00:00 magnitude type: mb → mw

  5. 26.09.2026 02:55:04 · SISTEM · recompute

    depth: 31 → 10 latitude: -21.2452 → -21.3748 longitude: 168.5537 → 168.4446 magnitude: 5.4 → 5.5 time: 2026-09-25T23:39:45.340Z → 2026-09-25 23:39:41.392+00:00 magnitude type: mb → mw

  6. 26.09.2026 02:48:09 · SISTEM · recompute

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

  7. 26.09.2026 02:47:44 · EMSC · update

    latitude: -21.2147 → -21.2452 longitude: 168.6249 → 168.5537 time: 2026-09-25T23:39:45.240+00:00 → 2026-09-25T23:39:45.340+00:00

  8. 26.09.2026 02:47:44 · SISTEM · recompute

    latitude: -21.2147 → -21.2452 longitude: 168.6249 → 168.5537 time: 2026-09-25T23:39:45.240Z → 2026-09-25 23:39:45.340+00:00

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