A fault with the signalling system at Mountain Ash is causing disruption to services running between Abercynon and Aberdare. Trains may be cancelled or delayed by up to 30 minutes.

Disruption is expected until 09:30.

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 #MountainAsh

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.