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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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3.3

CENTRAL ALASKA

9 November 2026, 23:36:18 (+03) 2026-11-09 20:36:18 UTC

2 sources: EMSC, USGS ml
Did you feel this earthquake?
Magnitude
3.3 ml
Depth
8.2 km
Coordinates
62.6807, -152.1074
Data consistency
85/100

Regional activity (100 km)

Last 24 hours
1
Last 7 days
7
Last 30 days
19

Approximate energy released

≈ 1.3 t TNT

5.62e+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?

Your report adds to a community map of where and how this earthquake was felt. It takes less than a minute.

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

28 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 20
  • M3 8
  • M4 0
  • M5 0
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 5
  • 10–20 km 2
  • 20–40 km 0
  • 40–70 km 0
  • 70–150 km 21
  • 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 Displayed
CENTRAL ALASKA
 3.3 ml 8.2 km 20:36:18.391 Δt 0 sn · 0 km · ΔM 0 Original record
USGS Earthquake Hazards Program
76 km WNW of Petersville, Alaska
 3.3 ml 5.0 km 20:36:18.548 Δt 0.16 sn · 4.59 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. 10.11.2026 01:07:12 · EMSC · update

    depth: 5 → 8.2 latitude: 62.693 → 62.6807 longitude: -152.193 → -152.1074 time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.391+00:00

  2. 10.11.2026 01:07:12 · SISTEM · recompute

    depth: 5 → 8.2 latitude: 62.693 → 62.6807 longitude: -152.193 → -152.1074 time: 2026-11-09T20:36:18.549Z → 2026-11-09 20:36:18.391+00:00

  3. 10.11.2026 00:40:01 · EMSC · update

    time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.548+00:00

  4. 10.11.2026 00:37:03 · EMSC · update

    time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.548+00:00

  5. 10.11.2026 00:35:54 · EMSC · update

    time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.548+00:00

  6. 10.11.2026 00:31:41 · EMSC · update

    time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.548+00:00

  7. 10.11.2026 00:29:40 · EMSC · update

    time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.548+00:00

  8. 10.11.2026 00:23:25 · EMSC · update

    time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.548+00:00

  9. 10.11.2026 00:21:20 · EMSC · update

    time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.548+00:00

  10. 10.11.2026 00:19:15 · EMSC · update

    time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.548+00:00

  11. 10.11.2026 00:18:11 · EMSC · update

    time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.548+00:00

  12. 10.11.2026 00:16:03 · EMSC · update

    time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.548+00:00

  13. 10.11.2026 00:15:03 · EMSC · update

    time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.548+00:00

  14. 10.11.2026 00:13:57 · EMSC · update

    time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.548+00:00

  15. 10.11.2026 00:11:56 · EMSC · update

    time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.548+00:00

  16. 10.11.2026 00:01:32 · EMSC · update

    time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.548+00:00

  17. 09.11.2026 23:57:26 · EMSC · update

    time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.548+00:00

  18. 09.11.2026 23:52:15 · EMSC · update

    time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.548+00:00

  19. 09.11.2026 23:50:12 · EMSC · update

    time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.548+00:00

  20. 09.11.2026 23:45:57 · EMSC · update

    time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.548+00:00

  21. 09.11.2026 23:44:56 · EMSC · update

    time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.548+00:00

  22. 09.11.2026 23:41:51 · EMSC · update

    time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.548+00:00

  23. 09.11.2026 23:40:53 · USGS · update

    magnitude: 3.2 → 3.3

  24. 09.11.2026 23:40:51 · EMSC · update

    magnitude: 3.2 → 3.3 time: 2026-11-09T20:36:18.549+00:00 → 2026-11-09T20:36:18.548+00:00

  25. 09.11.2026 23:40:51 · SISTEM · recompute

    magnitude: 3.2 → 3.3

  26. 09.11.2026 23:39:47 · USGS · update

    depth: 0.1 → 5 latitude: 62.684 → 62.693 longitude: -152.159 → -152.193 time: 2026-11-09T20:36:18.030+00:00 → 2026-11-09T20:36:18.548+00:00 location: 74 km WNW of Petersville, Alaska → 76 km WNW of Petersville, Alaska

  27. 09.11.2026 23:39:46 · EMSC · update

    latitude: 62.76 → 62.693 longitude: -151.915 → -152.193 magnitude: 3.1 → 3.2 time: 2026-11-09T20:36:19.864+00:00 → 2026-11-09T20:36:18.548+00:00

  28. 09.11.2026 23:39:46 · SISTEM · recompute

    latitude: 62.76 → 62.693 longitude: -151.915 → -152.193 magnitude: 3.1 → 3.2 time: 2026-11-09T20:36:19.864Z → 2026-11-09 20:36:18.549+00:00

  29. 09.11.2026 23:38:50 · USGS · update

    depth: 4 → 0.1 latitude: 62.683 → 62.684 longitude: -152.158 → -152.159 time: 2026-11-09T20:36:18.107+00:00 → 2026-11-09T20:36:18.030+00:00

  30. 09.11.2026 23:38:47 · EMSC · update

    depth: 4 → 5 latitude: 62.683 → 62.76 longitude: -152.158 → -151.915 magnitude: 3.2 → 3.1 time: 2026-11-09T20:36:18.107+00:00 → 2026-11-09T20:36:19.864+00:00

  31. 09.11.2026 23:38:47 · SISTEM · recompute

    depth: 4 → 5 latitude: 62.683 → 62.76 longitude: -152.158 → -151.915 magnitude: 3.2 → 3.1 time: 2026-11-09T20:36:18.107Z → 2026-11-09 20:36:19.864+00:00

  32. 09.11.2026 23:37:48 · SISTEM · recompute

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

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