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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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4.1

19 km ESE of Masumbwe, Tanzania

9 November 2026, 01:07:19 (+03) 2026-11-08 22:07:19 UTC

2 sources: EMSC, USGS mb
Did you feel this earthquake?
Magnitude
4.1 mb
Depth
10.0 km
Coordinates
-3.6731, 32.3574
Data consistency
90/100

Regional activity (100 km)

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

Approximate energy released

≈ 21 t TNT

8.91e+10 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 Felt reports: 3

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).

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
LAKE VICTORIA REGION, TANZANIA
 4.1 mb 10.0 km 22:07:19.969 Δt 0 sn · 0 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
19 km ESE of Masumbwe, Tanzania
 4.1 mb 10.0 km 22:07:19.969 Δt 0 sn · 0 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. 10.11.2026 00:50:20 · USGS · update

    latitude: -3.606 → -3.6731 longitude: 32.311 → 32.3574 magnitude: 4.2 → 4.1 time: 2026-11-08T22:07:19.818+00:00 → 2026-11-08T22:07:19.969+00:00 location: 14 km ENE of Masumbwe, Tanzania → 19 km ESE of Masumbwe, Tanzania

  2. 10.11.2026 00:50:20 · SISTEM · recompute

    latitude: -3.606 → -3.6731 longitude: 32.311 → 32.3574 magnitude: 4.2 → 4.1 time: 2026-11-08T22:07:19.818Z → 2026-11-08 22:07:19.969+00:00

  3. 10.11.2026 00:50:20 · EMSC · update

    latitude: -3.606 → -3.6731 longitude: 32.311 → 32.3574 magnitude: 4.2 → 4.1 time: 2026-11-08T22:07:19.818+00:00 → 2026-11-08T22:07:19.969+00:00

  4. 09.11.2026 17:45:43 · SISTEM · recompute

    source count: 1 → 2 review status: automatic → reviewed confirming sources: emsc → emsc,usgs preferred source: 3 → 4

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