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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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4.3

38 km SSE of Yilan, Taiwan

3 November 2026, 18:22:04 (+03) 2026-11-03 15:22:04 UTC

2 sources: EMSC, USGS mb
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Magnitude
4.3 mb
Depth
12.9 km
Coordinates
24.4281, 121.8693
Data consistency
90/100

Regional activity (100 km)

Last 24 hours
0
Last 7 days
1
Last 30 days
8

Approximate energy released

≈ 43 t TNT

1.78e+11 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

9 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 0
  • M3 1
  • M4 8
  • 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 1
  • 70–150 km 2
  • 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
TAIWAN
 4.3 mb 14.0 km 15:22:05.130 Δt 0.15 sn · 1.37 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
38 km SSE of Yilan, Taiwan
 4.3 mb 12.9 km 15:22:04.984 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. 04.11.2026 10:36:50 · EMSC · update

    depth: 13.8 → 14 latitude: 24.4278 → 24.4165 longitude: 121.8632 → 121.8739 magnitude: 4.5 → 4.3 time: 2026-11-03T15:22:05.290+00:00 → 2026-11-03T15:22:05.130+00:00 magnitude type: ml → mb

  2. 03.11.2026 23:03:51 · SISTEM · recompute

    depth: 13.8 → 12.86 latitude: 24.4278 → 24.4281 longitude: 121.8632 → 121.8693 magnitude: 4.5 → 4.3 time: 2026-11-03T15:22:05.290Z → 2026-11-03 15:22:04.984+00:00 source count: 1 → 2 review status: automatic → reviewed magnitude type: ml → mb confirming sources: emsc → emsc,usgs preferred source: 3 → 4

  3. 03.11.2026 18:33:46 · EMSC · update

    depth: 15.2 → 13.8 latitude: 24.44 → 24.4278 longitude: 121.84 → 121.8632 time: 2026-11-03T15:22:05.300+00:00 → 2026-11-03T15:22:05.290+00:00

  4. 03.11.2026 18:33:46 · SISTEM · recompute

    depth: 15.2 → 13.8 latitude: 24.44 → 24.4278 longitude: 121.84 → 121.8632 time: 2026-11-03T15:22:05.300Z → 2026-11-03 15:22:05.290+00:00

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