Lines have now reopened at Stevenage: normal service has resumed 

Route(s) affected

Grand Central between Sunderland / Bradford Interchange and London Kings Cross

Great Northern between Peterborough / Cambridge / Letchworth Garden City and London Kings Cross, and also between Stevenage and Moorgate

Hull Trains between Beverley / Hull and London Kings Cross

LNER between Aberdeen / Edinburgh / Harrogate / York / Leeds / Bradford Forster Square / Lincoln and London Kings Cross

Lumo between Edinburgh and London Kings Cross

Thameslink between Cambridge and Brighton, and also between Peterborough and Horsham

Description

Disruption caused by an earlier trespasser on the railway at Stevenage has now ended.