Submarine cable incident record

Tonga regional cable advisory cable event — 2022-01-15

Event ID evt_hist_b40da8c4e818179a · January 15, 2022

Two undersea cable breaks off Tonga, one international and one domestic, following volcanic activity.

Assumed resolved

Affected cable or system

Regional advisory; no cable was deterministically attributed

Affected countries

Tonga

Region

Oceania and the Pacific

Evidence mode

Reported evidence

Source extraction confidence

95%

Resolution

Assumed resolved after six months without newer evidence

Lifecycle

• Occurred: 2022-01-15T00:00:00.000Z
• Resolution date: 2022-07-15T00:00:00.000Z

Original supporting evidence

1. Digicel Using CS Reliance To Evaluate Tonga Cable Fault Submarine Telecoms Forum Archive · 2022-01-18T14:00:53.000Z
2. Volcanic Eruption Takes Out Both Tonga Cables Submarine Telecoms Forum Archive · 2022-01-17T17:08:22.000Z

Confidence describes automated extraction of the cited source, not a probability that every named cable was physically cut. Historical records may be marked assumed resolved when no newer evidence was available. Confirm operational decisions with the cable owner or carrier.

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