A fault with the signalling system at Hendon is causing disruption to trains between London St Pancras and Luton.
A fault with the signalling system between Newcastle and Sunderland means that the line is blocked.
A trespass incident at Colchester means some lines are blocked.
A fault on a freight train between Ipswich and Kennett means some lines are blocked. Trains running between these stations may be delayed, cancelled or revised.
Disruption is expected until 20:00.
Overrunning engineering works between West Byfleet and Esher means some lines are blocked.
A fault with the signalling system between Leeds and Huddersfield means some lines are blocked.
A passenger being takem ill on a train between Edinburgh and North Berwick means trains running between these stations may be delayed or cancelled.
Disruption is expected until 19:30.
Flooding between between Newcastle and Carlisle means trains have to run at a reduced speed.
Services may be cancelled, dleayed by up to 60 minutes or revised.
We anticipate disruption will continue until 22:00.
A fault with the signalling system in the Dalmuir area is resulting in disruption to trains running between these stations.
Engineering work is taking place between Taunton and Tiverton Parkway, closing some lines overnight from Monday evening until Friday morning.