History
Past service disruptions and maintenance events
27 November – 4 December 2023
✨
No incidents
All systems operated normally during this period
20–27 November 2023
Maintenance
24 Nov 2023, 9:30 – 11:00 pm
Completed
Maintenance
25 Nov 2023, 9:30 pm – 26 Nov 2023, 12:30 am
Completed
Delayed service start for Thomson-East Coast Line due to Stage 4 works
25 Nov 2023, 9:30 pm – 26 Nov 2023, 12:30 am
13–20 November 2023
Maintenance
17 Nov 2023, 9:30 – 11:00 pm
Completed
Maintenance
18 Nov 2023, 9:30 pm – 19 Nov 2023, 12:30 am
Completed
Delayed service start for Thomson-East Coast Line due to Stage 4 works
18 Nov 2023, 9:30 pm – 19 Nov 2023, 12:30 am
6–13 November 2023
Disruption
6 Nov 2023, 9:36 – 10:22 am
Resolved
Maintenance
10 Nov 2023, 9:30 – 11:00 pm
Completed
Maintenance
11 Nov 2023, 9:30 pm – 12 Nov 2023, 12:30 am
Completed
Delayed service start for Thomson-East Coast Line due to Stage 4 works
11 Nov 2023, 9:30 pm – 12 Nov 2023, 12:30 am
Maintenance
15 Oct 2023, 2:00 – 4:00 pm
Completed
Early closure on Circle Line station maintenance for Stage 6 integration
System Upgrade
15 Oct 2023, 2:00 – 4:00 pm
30 October – 6 November 2023
Disruption
5 Nov 2023, 4:13 – 4:43 am
Resolved
Maintenance
3 Nov 2023, 9:30 – 11:00 pm
Completed
Maintenance
4 Nov 2023, 9:30 pm – 5 Nov 2023, 12:30 am
Completed
Delayed service start for Thomson-East Coast Line due to Stage 4 works
4 Nov 2023, 9:30 pm – 5 Nov 2023, 12:30 am
Maintenance
5 Nov 2023, 2:00 – 4:00 pm
Completed
Early closure on Circle Line station maintenance for Stage 6 integration
System Upgrade
5 Nov 2023, 2:00 – 4:00 pm