Incident report · 2026090508
North-West Cable System: 1.88× baseline latency
Resolved · 4h 28m
What we measured
| Cable | North-West Cable System |
| Segment | Sydney, AU → Darwin, AU |
| Detected | 2026-09-05 11:33 UTC |
| Resolved | 2026-09-05 16:01 UTC |
| Duration | 4h 28m |
| Observed latency | 289.8 ms |
| Baseline | 153.8 ms · 1.88× |
| Increase | +103% |
| Severity | warning |
Timeline
- Alert 2026090508: warning — ratio 2.03x
- Alert #194 improving: 2/3 consecutive OK
- Alert #194 resolved: RTT 289.77ms (baseline 153.77ms), 3 consecutive OK
Detection method
Latency is sampled continuously from our probe network. An alert opens when round-trip time to a monitored endpoint holds above its rolling baseline, and closes automatically once it returns. Full method is described on the methodology page.
How to cite
GeoCables (2026). Incident 2026090508: North-West Cable System. https://geocables.com/incident/2026090508
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