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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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3.0

113 km ESE of Akutan, Alaska

27 October 2026, 08:10:45 (+03) 2026-10-27 05:10:45 UTC

2 sources: EMSC, USGS ml
Did you feel this earthquake?
Magnitude
3.0 ml
Depth
19.6 km
Coordinates
53.7340, -164.1880
Data consistency
90/100

Regional activity (100 km)

Last 24 hours
0
Last 7 days
29
Last 30 days
83

Approximate energy released

≈ 0.5 t TNT

2.00e+9 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

85 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 49
  • M3 22
  • M4 10
  • M5 4
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 17
  • 10–20 km 32
  • 20–40 km 29
  • 40–70 km 5
  • 70–150 km 2
  • 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
UNIMAK ISLAND REGION, ALASKA
 3.0 ml 19.6 km 05:10:45.165 Δt 0 sn · 0 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
113 km ESE of Akutan, Alaska
 3.0 ml 19.6 km 05:10:45.164 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. 30.10.2026 04:32:11 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  2. 30.10.2026 04:31:07 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  3. 30.10.2026 04:30:03 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  4. 30.10.2026 04:28:56 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  5. 30.10.2026 04:27:53 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  6. 30.10.2026 04:24:45 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  7. 30.10.2026 04:23:40 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  8. 30.10.2026 04:19:17 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  9. 30.10.2026 04:17:08 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  10. 30.10.2026 04:11:53 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  11. 30.10.2026 04:09:47 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  12. 30.10.2026 04:08:48 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  13. 30.10.2026 04:07:48 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  14. 30.10.2026 04:06:45 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  15. 30.10.2026 04:04:42 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  16. 30.10.2026 04:03:40 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  17. 30.10.2026 04:02:35 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  18. 30.10.2026 04:01:30 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  19. 30.10.2026 04:00:28 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  20. 30.10.2026 03:59:14 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  21. 30.10.2026 03:58:17 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  22. 30.10.2026 03:54:02 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  23. 30.10.2026 03:52:57 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  24. 30.10.2026 03:50:56 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  25. 30.10.2026 03:49:53 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  26. 30.10.2026 03:42:38 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  27. 30.10.2026 03:38:05 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  28. 30.10.2026 03:33:55 · EMSC · update

    time: 2026-10-27T05:10:45.165+00:00 → 2026-10-27T05:10:45.164+00:00

  29. 30.10.2026 03:32:52 · SISTEM · recompute

    time: 2026-10-27T05:10:45.165Z → 2026-10-27 05:10:45.164+00:00 source count: 1 → 2 review status: automatic → reviewed confirming sources: emsc → emsc,usgs preferred source: 3 → 4

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