A busy road is partially blocked following an accident involving four cars by a junction. 

Emergency services currently remain on scene at Lee Valley Road by the junction with Sewardstone Road, Chingford, after being called to reports of a collision at 10.20am today. 

Police have said the accident involved four cars and have closed the westbound lane of Lee Valley Road. 

It is not known at this stage if there have been any serious injuries.

Ambulance crews remain at the scene.

More to follow.