Disruption to Great Northern and some Thameslink services
Service alteration details
Incident reported: Tuesday 04 November 2025 at 15:02
Incident cleared: Wednesday 05 November 2025 at 02:34
If you would like to follow this incident on X, please useStevenage
Last updated
Wednesday 05 November 2025 at 02:34
Train operators affected
Route(s) affected
Great Northern services between London Kings Cross and Letchworth Garden City / Cambridge / Ely / Peterborough / Kings Lynn, and also between Moorgate and Welwyn Garden City
Thameslink services between Brighton and Cambridge, between Horsham and Peterborough and also between Sevenoaks and Welwyn Garden City
Description
Disruption following a communication alarm being activated on a train between Welwyn Garden City and Stevenage has now ended.