A fault on a train between Three Bridges and Brighton means some lines are blocked.
Trains between these stations may be cancelled or delayed. Disruption is expected until 10:30.
A fault on a train between Midgham and Aldermaston is causing disruption to trains between these stations.
Trains between Newbury and Reading may be delayed by up to 20 minutes or revised. Disruption is expected until 16:30.
A fault with the signalling system between Ramsgate and Canterbury West:Train services running through these stations may be delayed or diverted. Disruption is expected until 18:30.
A signalling problem between Portsmouth Harbour and Havant is causing disruption to trains between these stations.
The line has now reopened following a fault on a train at Mottisfont & Dunbridge. Trains between Romsey and Salisbury may still be cancelled, delayed or revised.
This is expected until 11:30.
A safety inspection of the track at Tring is causing disruption between Watford Junction and Milton Keynes Central. As a result, trains may be delayed by up to 15 minutes.
This is expected until 14:30.
A points failure at Ystrad Rhondda means some lines are blocked. Trains running between Treherbert and Pontypridd may be cancelled or delayed.
Disruption is expected until 17:00.
A passenger has taken ill on a train at Hall Green. As a result, trains through this station may be cancelled, delayed by up to 30 minutes or revised.
Disruption is expected until 18:15.
A fault on at train at Kelvedon means the lines towards London is blocked. Train services running between Colchester and Shenfield may be delayed by up to 20 minutes.
Disruption is expected until 19:00
An obstruction on the track between Chippenham and Bath Spa means lines are blocked between these stations. As a result of this, trains between Swindon and Bath Spa may be delayed or revised.
This is expected until 15:00.