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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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3.5

Aegean Sea

19 October 2026, 05:40:00 (+03) 2026-10-19 02:40:00 UTC

2 sources: EMSC, NOA MLh
Did you feel this earthquake?
Magnitude
3.5 MLh
Depth
11.0 km
Coordinates
38.0608, 24.0834
Data consistency
84/100

Regional activity (100 km)

Last 24 hours
18
Last 7 days
54
Last 30 days
270

Approximate energy released

≈ 2.7 t TNT

1.12e+10 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.

Nearby places

No records.

Nearby faults (50 km)

No mapped fault within 50 km.

Last year, within 100 km

324 earthquakes

By magnitude

  • M0 28
  • M1 246
  • M2 45
  • M3 5
  • M4 0
  • M5 0
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 92
  • 10–20 km 223
  • 20–40 km 6
  • 40–70 km 2
  • 70–150 km 1
  • 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
AEGEAN SEA
 3.5 ml 11.0 km 02:40:00.080 Δt 0.18 sn · 0 km · ΔM 0 Original record
NOA – Institute of Geodynamics Displayed
Aegean Sea
 3.5 MLh 11.0 km 02:40:00.258 Δt 0 sn · 0 km · ΔM 0

This value summarises agreement between sources; it is not a measure of scientific accuracy. Euro-Mediterranean Seismological Centre (EMSC-CSEM) — CC BY 4.0 National Observatory of Athens, Institute of Geodynamics (NOA-IG) — NOA kullanım koşulları

Revision history

  1. 19.10.2026 12:19:57 · EMSC · update

    time: 2026-10-19T02:39:59.420+00:00 → 2026-10-19T02:40:00.080+00:00

  2. 19.10.2026 06:28:47 · EMSC · update

    time: 2026-10-19T02:39:59.440+00:00 → 2026-10-19T02:39:59.420+00:00

  3. 19.10.2026 06:23:30 · EMSC · update

    depth: 11.7 → 11 latitude: 38.0594 → 38.0608 longitude: 24.0829 → 24.0834 time: 2026-10-19T02:39:59.530+00:00 → 2026-10-19T02:39:59.440+00:00

  4. 19.10.2026 06:21:15 · NOA · update

    depth: 11.73 → 11 latitude: 38.05939 → 38.06076 longitude: 24.08295 → 24.08341 time: 2026-10-19T02:40:00.211+00:00 → 2026-10-19T02:40:00.258+00:00

  5. 19.10.2026 06:21:15 · SISTEM · recompute

    depth: 11.73 → 11 latitude: 38.05939 → 38.06076 longitude: 24.08295 → 24.08341 time: 2026-10-19T02:40:00.211Z → 2026-10-19 02:40:00.258+00:00

  6. 19.10.2026 06:19:12 · NOA · update

    time: 2026-10-19T02:40:00.211+00:00 → 2026-10-19T02:40:00.210+00:00

  7. 19.10.2026 06:17:05 · NOA · update

    time: 2026-10-19T02:40:00.211+00:00 → 2026-10-19T02:40:00.210+00:00

  8. 19.10.2026 06:15:02 · NOA · update

    time: 2026-10-19T02:40:00.211+00:00 → 2026-10-19T02:40:00.210+00:00

  9. 19.10.2026 06:12:59 · NOA · update

    time: 2026-10-19T02:40:00.211+00:00 → 2026-10-19T02:40:00.210+00:00

  10. 19.10.2026 06:07:52 · EMSC · update

    depth: 5 → 11.7 latitude: 38.0871 → 38.0594 longitude: 24.0794 → 24.0829 magnitude: 3.4 → 3.5 time: 2026-10-19T02:40:00.940+00:00 → 2026-10-19T02:39:59.530+00:00

  11. 19.10.2026 06:06:55 · NOA · update

    depth: 5 → 11.73 latitude: 38.08671 → 38.05939 longitude: 24.09183 → 24.08295 magnitude: 3.4 → 3.5 time: 2026-10-19T02:40:01.119+00:00 → 2026-10-19T02:40:00.210+00:00

  12. 19.10.2026 06:06:55 · SISTEM · recompute

    depth: 5 → 11.73 latitude: 38.08671 → 38.05939 longitude: 24.09183 → 24.08295 magnitude: 3.4 → 3.5 time: 2026-10-19T02:40:01.119Z → 2026-10-19 02:40:00.211+00:00

  13. 19.10.2026 05:53:11 · EMSC · update

    time: 2026-10-19T02:40:02.370+00:00 → 2026-10-19T02:40:00.940+00:00

  14. 19.10.2026 05:50:31 · NOA · update

    latitude: 38.08758 → 38.08671 longitude: 24.09292 → 24.09183 time: 2026-10-19T02:40:01.111+00:00 → 2026-10-19T02:40:01.119+00:00

  15. 19.10.2026 05:50:31 · SISTEM · recompute

    latitude: 38.08758 → 38.08671 longitude: 24.09292 → 24.09183 time: 2026-10-19T02:40:01.111Z → 2026-10-19 02:40:01.119+00:00

  16. 19.10.2026 05:46:25 · NOA · update

    latitude: 38.09 → 38.08758 longitude: 24.09233 → 24.09292 time: 2026-10-19T02:40:01.006+00:00 → 2026-10-19T02:40:01.110+00:00

  17. 19.10.2026 05:46:25 · SISTEM · recompute

    latitude: 38.09 → 38.08758 longitude: 24.09233 → 24.09292 time: 2026-10-19T02:40:01.006Z → 2026-10-19 02:40:01.111+00:00

  18. 19.10.2026 05:44:26 · NOA · update

    latitude: 38.08711 → 38.09 longitude: 24.07941 → 24.09233 magnitude: 3.5 → 3.4 time: 2026-10-19T02:40:00.815+00:00 → 2026-10-19T02:40:01.006+00:00

  19. 19.10.2026 05:44:26 · SISTEM · recompute

    latitude: 38.08711 → 38.09 longitude: 24.07941 → 24.09233 magnitude: 3.5 → 3.4 time: 2026-10-19T02:40:00.815Z → 2026-10-19 02:40:01.006+00:00

  20. 19.10.2026 05:42:49 · EMSC · update

    time: 2026-10-19T02:40:00.815+00:00 → 2026-10-19T02:40:02.370+00:00

  21. 19.10.2026 05:42:24 · SISTEM · recompute

    latitude: 38.0871 → 38.08711 longitude: 24.0794 → 24.07941 magnitude: 3.4 → 3.5 source count: 1 → 2 magnitude type: ml → MLh confirming sources: emsc → emsc,noa preferred source: 3 → 6

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