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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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5.7

106 km ENE of Hasaki, Japan

9 November 2026, 07:52:51 (+03) 2026-11-09 04:52:51 UTC

3 sources: EMSC, USGS, GFZ mww
Did you feel this earthquake?
Magnitude
5.7 mww
Depth
24.2 km
Coordinates
36.2471, 141.8299
Data consistency
92/100

Regional activity (100 km)

Last 24 hours
2
Last 7 days
6
Last 30 days
7

Approximate energy released

≈ 5.4 kt TNT

2.24e+13 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

7 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 0
  • M3 0
  • M4 4
  • M5 3
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 0
  • 10–20 km 2
  • 20–40 km 5
  • 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

Sources report different values.
Agency Magnitude Depth Time (UTC) Difference from master Original record
EMSC-CSEM
NEAR EAST COAST OF HONSHU, JAPAN
 5.7 mw 20.0 km 04:52:52.340 Δt 0.82 sn · 20.07 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
106 km ENE of Hasaki, Japan
 5.7 mww 24.2 km 04:52:51.519 Δt 0 sn · 0 km · ΔM 0 Original record
GFZ GEOFON
Near East Coast of Honshu, Japan
 5.5 Mw 10.0 km 04:52:51.520 Δt 0 sn · 18.22 km · ΔM -0.2 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) GEOFON Program, GFZ Helmholtz Centre for Geosciences — CC BY 4.0

Revision history

  1. 09.11.2026 10:46:26 · EMSC · update

    depth: 33 → 20 latitude: 36.26 → 36.2623 longitude: 141.69 → 141.6074 time: 2026-11-09T04:52:53.900+00:00 → 2026-11-09T04:52:52.340+00:00

  2. 09.11.2026 08:54:12 · EMSC · update

    depth: 24.2 → 33 latitude: 36.2471 → 36.26 longitude: 141.8299 → 141.69 time: 2026-11-09T04:52:51.519+00:00 → 2026-11-09T04:52:53.900+00:00

  3. 09.11.2026 08:37:14 · GFZ · update

    magnitude: 5.7 → 5.5

  4. 09.11.2026 08:26:58 · GFZ · update

    magnitude: 5.8 → 5.7 magnitude type: mb → Mw

  5. 09.11.2026 08:06:14 · GFZ · update

    latitude: 36.206 → 36.205 longitude: 141.763 → 141.634 time: 2026-11-09T04:52:51.080+00:00 → 2026-11-09T04:52:51.520+00:00

  6. 09.11.2026 08:04:10 · SISTEM · recompute

    depth: 24.2 → 24.17 source count: 2 → 3 review status: automatic → reviewed magnitude type: mw → mww confirming sources: emsc,gfz → emsc,usgs,gfz preferred source: 3 → 4

  7. 09.11.2026 08:04:09 · EMSC · update

    depth: 29 → 24.2 latitude: 36.2563 → 36.2471 longitude: 141.6714 → 141.8299 time: 2026-11-09T04:52:53.590+00:00 → 2026-11-09T04:52:51.519+00:00 magnitude type: m → mw

  8. 09.11.2026 08:04:09 · SISTEM · recompute

    depth: 29 → 24.2 latitude: 36.2563 → 36.2471 longitude: 141.6714 → 141.8299 time: 2026-11-09T04:52:53.590Z → 2026-11-09 04:52:51.519+00:00 magnitude type: m → mw

  9. 09.11.2026 08:04:08 · SISTEM · recompute

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

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