A fault with the signalling system at Angmering means trains running between Chichester and Brighton may be delayed by up to 15 minutes or cancelled.
Disruption is expected until 12:45.
Customer Advice
Southern services travelling through Angmering towards Brighton and London will be delayed.
You will still be able to use your normal route, but please leave around 15 minutes of extra time.
Some late-running trains may be revised to stop at fewer stations en route, which means you may need to change trains to get to your destination.
You can find a live map of the affected area here.
Can you tell me more about the incident?
Network Rail have reported a fault with track circuits in the Angmering area. These are electrical devices which are used by the signalling system to detect and monitor the passage of trains. Response staff are on site and will be investigating as quickly as possible.
Check before you travel:
You can check your journey using the National Rail Enquiries real-time Journey Planner
Twitter:
If you would like to follow this incident on Twitter, please use #Angmering
Compensation:
You may be entitled to compensation if you experience a delay in completing your journey today. Please keep your train ticket and make a note of your journey, as both will be required to support any claim.