There has been some damage to the overhead wires between Upminster and Barking, closing the line running between these stations.
This means that trains may be cancelled, delayed by up to 20 minutes or revised.
This issue is expected to continue to impact services until 10:15.
Customer advice:
You may use your ticket on London Underground services via any reasonable route at no extra cost.
Check before you travel:
You can check your journey using the National Rail Enquiries real-time Journey Planner.
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.