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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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3.4

KODIAK ISLAND REGION, ALASKA

8 November 2026, 14:10:09 (+03) 2026-11-08 11:10:09 UTC

2 sources: EMSC, USGS ml
Magnitude
3.4 ml
Depth
35.0 km
Coordinates
57.0567, -154.7132
Data consistency
84/100

Regional activity (100 km)

Last 24 hours
0
Last 7 days
7
Last 30 days
23

Approximate energy released

≈ 1.9 t TNT

7.94e+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

29 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 21
  • M3 8
  • M4 0
  • M5 0
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 7
  • 10–20 km 0
  • 20–40 km 5
  • 40–70 km 14
  • 70–150 km 3
  • 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
KODIAK ISLAND REGION, ALASKA
3.4 ml 35.0 km 11:10:09.417 Δt 0 sn · 0 km · ΔM 0 Original record
USGS Earthquake Hazards Program
41 km WNW of Akhiok, Alaska
3.4 ml 5.0 km 11:10:08.102 Δt 1.32 sn · 7.22 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. 08.11.2026 14:25:15 · EMSC · update

    depth: 5 → 35 latitude: 57.11 → 57.0567 longitude: -154.781 → -154.7132 time: 2026-11-08T11:10:08.102+00:00 → 2026-11-08T11:10:09.417+00:00

  2. 08.11.2026 14:25:15 · SISTEM · recompute

    depth: 5 → 35 latitude: 57.11 → 57.0567 longitude: -154.781 → -154.7132 time: 2026-11-08T11:10:08.102Z → 2026-11-08 11:10:09.417+00:00

  3. 08.11.2026 14:15:47 · EMSC · update

    latitude: 57.109 → 57.11 magnitude: 3.3 → 3.4 time: 2026-11-08T11:10:08.097+00:00 → 2026-11-08T11:10:08.102+00:00

  4. 08.11.2026 14:15:47 · SISTEM · recompute

    latitude: 57.109 → 57.11 magnitude: 3.3 → 3.4 time: 2026-11-08T11:10:08.097Z → 2026-11-08 11:10:08.102+00:00

  5. 08.11.2026 14:14:47 · USGS · update

    latitude: 57.109 → 57.11 magnitude: 3.3 → 3.4 time: 2026-11-08T11:10:08.097+00:00 → 2026-11-08T11:10:08.102+00:00

  6. 08.11.2026 14:13:41 · USGS · update

    longitude: -154.782 → -154.781 time: 2026-11-08T11:10:08.016+00:00 → 2026-11-08T11:10:08.097+00:00

  7. 08.11.2026 14:13:40 · EMSC · update

    longitude: -154.782 → -154.781 time: 2026-11-08T11:10:08.016+00:00 → 2026-11-08T11:10:08.097+00:00

  8. 08.11.2026 14:13:40 · SISTEM · recompute

    longitude: -154.782 → -154.781 time: 2026-11-08T11:10:08.016Z → 2026-11-08 11:10:08.097+00:00

  9. 08.11.2026 14:12:44 · SISTEM · recompute

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

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