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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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4.8

41 km WNW of Kupang, Indonesia

26 October 2026, 06:59:22 (+03) 2026-10-26 03:59:22 UTC

3 sources: EMSC, USGS, GFZ mb
Did you feel this earthquake?
Magnitude
4.8 mb
Depth
35.0 km
Coordinates
-10.0437, 123.2505
Data consistency
96/100

Regional activity (100 km)

Last 24 hours
0
Last 7 days
0
Last 30 days
6

Approximate energy released

≈ 239 t TNT

1.00e+12 J

Approximated with the Gutenberg–Richter relation (log E = 1.5 M + 4.8); depends on magnitude type. Gutenberg & Richter (1956).

Did you feel this earthquake?

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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

6 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 0
  • M3 4
  • M4 2
  • M5 0
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 0
  • 10–20 km 4
  • 20–40 km 2
  • 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
TIMOR REGION, INDONESIA
 4.8 mb 39.0 km 03:59:22.810 Δt 0.6 sn · 11.1 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
41 km WNW of Kupang, Indonesia
 4.8 mb 35.0 km 03:59:22.208 Δt 0 sn · 0 km · ΔM 0 Original record
GFZ GEOFON
Timor Region
 4.9 mb 10.0 km 03:59:19.710 Δt 2.5 sn · 11.81 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. 26.10.2026 10:39:23 · EMSC · update

    depth: 35 → 39 latitude: -10.0437 → -10.144 longitude: 123.2505 → 123.2489 time: 2026-10-26T03:59:22.208+00:00 → 2026-10-26T03:59:22.810+00:00

  2. 26.10.2026 07:18:49 · SISTEM · recompute

    source count: 2 → 3 confirming sources: usgs,gfz → emsc,usgs,gfz

  3. 26.10.2026 07:17:59 · SISTEM · recompute

    depth: 10 → 35 latitude: -10.13 → -10.0437 longitude: 123.187 → 123.2505 magnitude: 4.9 → 4.8 time: 2026-10-26T03:59:19.710Z → 2026-10-26 03:59:22.208+00:00 source count: 1 → 2 review status: automatic → reviewed confirming sources: gfz → usgs,gfz preferred source: 5 → 4

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