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DamagedUpdated 8 Aug 2026SCS-2026-0002

INDIGO-Central fault off Perth

INDIGO-Central, which links Perth and Sydney, suffered a shunt fault in early August inside the Perth Submarine Cable Protection Zone, alongside INDIGO-West. The sources we reviewed do not report a restoration date for INDIGO-Central.

Fault confirmed, no repair booked yet
ETR
No ETR published

Key facts

Cable
INDIGO-Central
Down for
…
Fault reported
8 Aug 2026
Where
Inside the Perth Submarine Cable Protection Zone. The exact position has not been published; the marker is placed on the published route off Perth.Shown with a ±40 km (25 mi) radiusABC News1
Section
Perth Submarine Cable Protection Zone
Fault type
Shunt fault
Cause
Not established

Cause

No cause has been established. See the INDIGO-West incident for the reported vessel-activity concerns.

Updates

  1. 8 Aug 2026Opened · Fault confirmed

    Shunt faults reported on INDIGO-Central and INDIGO-West off Perth

    SUBCO reported shunt faults on both INDIGO systems in close succession, inside the Perth Submarine Cable Protection Zone.

    Converge Digest2ABC News1SUBCO (Bevan Slatter…3
›Sources for this incident3 sources · 1 operator · 2 reliable media · why we believe the above
  1. ABC News — Two subsea communication cables damaged off Perth coast in 'concerning development'1
    Reliable media· 11 Aug 2026

    Supports: status, fault location

  2. Converge Digest — SUBCO Reports Dual INDIGO Shunt Faults Near Perth2
    Reliable media

    Supports: fault confirmed, status

  3. SUBCO (Bevan Slattery, founder) — Indigo-Central and Indigo-West cables suffer shunt faults near Perth3
    Operator

    Supports: status, fault location, fault confirmed

    “Earlier tonight: Shunt faults on two systems (Indigo West and Indigo Central) straight after each other and in close proximity to each other. Remarkably this also happened in the Submarine Cable Protection Zone off Perth Australia.”
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Compiled from the linked sources. Last reviewed 5 Oct 2026. How corrections work

Conditions and signals · Waves 3.3 m · No outage signals
  • Sea conditions at the fault: waves about 3.3 m now, up to 4.0 m over the next 3 days. (Open-Meteo marine model)
  • Internet outage signals in the last 24 hours (IODA): none in Australia.

Shown for context. An earthquake or storm nearby is only given as the cause when a source says so, and outage signals show connectivity dropped somewhere in a country, not which cable.