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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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5.1

164 km NE of Lospalos, Timor Leste

21 October 2026, 10:44:16 (+03) 2026-10-21 07:44:16 UTC

3 sources: EMSC, USGS, GFZ mb
Did you feel this earthquake?
Magnitude
5.1 mb
Depth
122.7 km
Coordinates
-7.5619, 128.1355
Data consistency
91/100

Regional activity (100 km)

Last 24 hours
0
Last 7 days
2
Last 30 days
13

Approximate energy released

≈ 674 t TNT

2.82e+12 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

13 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 0
  • M3 4
  • M4 8
  • M5 1
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 0
  • 10–20 km 3
  • 20–40 km 0
  • 40–70 km 2
  • 70–150 km 5
  • 150+ km 3

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
KEPULAUAN BARAT DAYA, INDONESIA
 5.1 mb 148.0 km 07:44:18.660 Δt 2.61 sn · 9.78 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
164 km NE of Lospalos, Timor Leste
 5.1 mb 122.7 km 07:44:16.055 Δt 0 sn · 0 km · ΔM 0 Original record
GFZ GEOFON
Banda Sea
 5.0 mb 92.2 km 07:44:14.930 Δt 1.13 sn · 21.94 km · ΔM -0.1 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. 21.10.2026 17:36:54 · EMSC · update

    depth: 122.7 → 148 latitude: -7.5619 → -7.6448 longitude: 128.1355 → 128.1047 time: 2026-10-21T07:44:16.055+00:00 → 2026-10-21T07:44:18.660+00:00

  2. 21.10.2026 11:04:50 · SISTEM · recompute

    depth: 122.7 → 122.69 source count: 2 → 3 review status: automatic → reviewed confirming sources: emsc,gfz → emsc,usgs,gfz preferred source: 3 → 4

  3. 21.10.2026 11:04:49 · SISTEM · recompute

    depth: 92.2 → 122.7 latitude: -7.76 → -7.5619 longitude: 128.146 → 128.1355 magnitude: 5 → 5.1 time: 2026-10-21T07:44:14.930Z → 2026-10-21 07:44:16.055+00:00 source count: 1 → 2 confirming sources: gfz → emsc,gfz preferred source: 5 → 3

  4. 21.10.2026 10:55:59 · GFZ · update

    depth: 81.6 → 92.2 latitude: -7.831 → -7.76 longitude: 128.184 → 128.146 magnitude: 5.1 → 5 time: 2026-10-21T07:44:15.000+00:00 → 2026-10-21T07:44:14.930+00:00

  5. 21.10.2026 10:55:59 · SISTEM · recompute

    depth: 81.6 → 92.2 latitude: -7.831 → -7.76 longitude: 128.184 → 128.146 magnitude: 5.1 → 5 time: 2026-10-21T07:44:15.000Z → 2026-10-21 07:44:14.930+00:00

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