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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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3.1

155 km SSE of False Pass, Alaska

1 November 2026, 11:21:45 (+03) 2026-11-01 08:21:45 UTC

2 sources: EMSC, USGS ml
Magnitude
3.1 ml
Depth
33.7 km
Coordinates
53.5060, -162.7950
Data consistency
90/100

Regional activity (100 km)

Last 24 hours
0
Last 7 days
27
Last 30 days
52

Approximate energy released

≈ 0.7 t TNT

2.82e+9 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

54 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 28
  • M3 17
  • M4 5
  • M5 4
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 15
  • 10–20 km 27
  • 20–40 km 12
  • 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
SOUTH OF ALASKA
3.1 ml 33.7 km 08:21:45.911 Δt 0 sn · 0 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
155 km SSE of False Pass, Alaska
3.1 ml 33.7 km 08:21:45.910 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. 04.11.2026 03:41:02 · EMSC · update

    time: 2026-11-01T08:21:45.911+00:00 → 2026-11-01T08:21:45.910+00:00

  2. 04.11.2026 03:39:59 · EMSC · update

    time: 2026-11-01T08:21:45.911+00:00 → 2026-11-01T08:21:45.910+00:00

  3. 04.11.2026 03:38:55 · EMSC · update

    time: 2026-11-01T08:21:45.911+00:00 → 2026-11-01T08:21:45.910+00:00

  4. 04.11.2026 03:37:52 · EMSC · update

    time: 2026-11-01T08:21:45.911+00:00 → 2026-11-01T08:21:45.910+00:00

  5. 04.11.2026 03:32:39 · EMSC · update

    time: 2026-11-01T08:21:45.911+00:00 → 2026-11-01T08:21:45.910+00:00

  6. 04.11.2026 03:31:36 · EMSC · update

    time: 2026-11-01T08:21:45.911+00:00 → 2026-11-01T08:21:45.910+00:00

  7. 04.11.2026 03:26:05 · EMSC · update

    time: 2026-11-01T08:21:45.911+00:00 → 2026-11-01T08:21:45.910+00:00

  8. 04.11.2026 03:21:56 · EMSC · update

    time: 2026-11-01T08:21:45.911+00:00 → 2026-11-01T08:21:45.910+00:00

  9. 04.11.2026 03:16:43 · EMSC · update

    time: 2026-11-01T08:21:45.911+00:00 → 2026-11-01T08:21:45.910+00:00

  10. 04.11.2026 03:15:38 · EMSC · update

    time: 2026-11-01T08:21:45.911+00:00 → 2026-11-01T08:21:45.910+00:00

  11. 04.11.2026 03:12:34 · EMSC · update

    time: 2026-11-01T08:21:45.911+00:00 → 2026-11-01T08:21:45.910+00:00

  12. 04.11.2026 03:10:30 · EMSC · update

    time: 2026-11-01T08:21:45.911+00:00 → 2026-11-01T08:21:45.910+00:00

  13. 04.11.2026 03:09:05 · EMSC · update

    time: 2026-11-01T08:21:45.911+00:00 → 2026-11-01T08:21:45.910+00:00

  14. 04.11.2026 03:08:09 · EMSC · update

    time: 2026-11-01T08:21:45.911+00:00 → 2026-11-01T08:21:45.910+00:00

  15. 04.11.2026 03:04:55 · EMSC · update

    time: 2026-11-01T08:21:45.911+00:00 → 2026-11-01T08:21:45.910+00:00

  16. 04.11.2026 03:03:55 · EMSC · update

    time: 2026-11-01T08:21:45.911+00:00 → 2026-11-01T08:21:45.910+00:00

  17. 04.11.2026 03:01:51 · EMSC · update

    time: 2026-11-01T08:21:45.911+00:00 → 2026-11-01T08:21:45.910+00:00

  18. 04.11.2026 02:59:35 · EMSC · update

    time: 2026-11-01T08:21:45.911+00:00 → 2026-11-01T08:21:45.910+00:00

  19. 04.11.2026 02:58:32 · EMSC · update

    time: 2026-11-01T08:21:45.911+00:00 → 2026-11-01T08:21:45.910+00:00

  20. 04.11.2026 02:41:46 · EMSC · update

    time: 2026-11-01T08:21:45.911+00:00 → 2026-11-01T08:21:45.910+00:00

  21. 04.11.2026 02:40:46 · SISTEM · recompute

    time: 2026-11-01T08:21:45.911Z → 2026-11-01 08:21:45.910+00:00 source count: 1 → 2 review status: automatic → reviewed confirming sources: emsc → emsc,usgs preferred source: 3 → 4

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