Lines have reopened following a safety inspection of the track in the Welham Green area. Trains running between Stevenage and Finsbury Park may still be cancelled, delayed or revised.
Disruption is expected until 09:30.
Customer Advice:
Services can now run normally again, however some residual delays are possible to services between Welwyn Garden City and Potters Bar. Some cancellations and alterations are possible, so please remember to check your journey before travelling.
You can use your normal route, however you should allow extra time to reach your destination.
Planning your journey:
You can check train departures from your station here:
You can view live maps of the network here:
You can also use the Great Northern and Thameslink apps to find up-to-date information.
Can you tell me more about the incident?
Network Rail took a short line block to inspect a section of track in the Welham Green area, which has resulted in some delays to services this morning.
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.