Members of the public and police officers tried to resuscitate the girl but she died in hospital.
About 30 minutes later she was found in a nearby canal in Islington and rescued from the water, the Metropolitan Police said.
Police officers and members of the public tried to resuscitate her at the scene and she was taken to hospital but died later that evening. Her family has been told. A Met spokesperson added: "Her family have been informed and our thoughts are with them at this difficult time.Listen to the best of BBC Radio London on
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