Electrical supply problems between Finsbury Park and Alexandra Palace means trains between London and Stevenage are being disrupted.
Services will be delayed by up to 30 minutes, cancelled or revised.
We anticipate disruption will continue until 20:30.
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 #FinsburyPark
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.
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