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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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4.6

Mid-Indian Ridge

1 November 2026, 21:30:23 (+03) 2026-11-01 18:30:23 UTC

3 sources: EMSC, USGS, GFZ mb
Did you feel this earthquake?
Magnitude
4.6 mb
Depth
10.0 km
Coordinates
-23.9496, 69.5065
Data consistency
94/100

Regional activity (100 km)

Last 24 hours
0
Last 7 days
0
Last 30 days
2

Approximate energy released

≈ 120 t TNT

5.01e+11 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

2 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 0
  • M3 0
  • M4 1
  • M5 1
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 0
  • 10–20 km 2
  • 20–40 km 0
  • 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).

No records.

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
MID-INDIAN RIDGE
 4.6 mb 10.0 km 18:30:23.910 Δt 0.71 sn · 15.46 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
Mid-Indian Ridge
 4.6 mb 10.0 km 18:30:23.197 Δt 0 sn · 0 km · ΔM 0 Original record
GFZ GEOFON
Mid-Indian Ridge
 4.8 mb 10.0 km 18:30:24.250 Δt 1.05 sn · 13.25 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. 02.11.2026 10:44:44 · EMSC · update

    latitude: -23.891 → -23.8955 longitude: 69.638 → 69.6465 time: 2026-11-01T18:30:24.280+00:00 → 2026-11-01T18:30:23.910+00:00

  2. 02.11.2026 10:09:03 · EMSC · update

    latitude: -23.9496 → -23.891 longitude: 69.5065 → 69.638 time: 2026-11-01T18:30:23.197+00:00 → 2026-11-01T18:30:24.280+00:00

  3. 01.11.2026 21:55:50 · SISTEM · recompute

    source count: 2 → 3 review status: automatic → reviewed confirming sources: emsc,gfz → emsc,usgs,gfz preferred source: 3 → 4

  4. 01.11.2026 21:55:49 · SISTEM · recompute

    latitude: -23.885 → -23.9496 longitude: 69.616 → 69.5065 magnitude: 4.8 → 4.6 time: 2026-11-01T18:30:24.250Z → 2026-11-01 18:30:23.197+00:00 source count: 1 → 2 confirming sources: gfz → emsc,gfz preferred source: 5 → 3

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