LONDON OVERGROUND: Saturday 25 and Sunday 26 January, no service between Romford and Upminster, please use local London Buses services.
LONDON OVERGROUND: Saturday 25 January, buses replace trains between Hackney Wick and Stratford.
London Overground: No service between South Tottenham and Barking while we deal with a derailed freight train. Minor delays between Hackney Wick and Clapham Junction and Richmond while we fix a signal failure at Hackney Wick. NO SERVICE from Romford to Upminster and Hackney Wick to Stratford, due to planned engineering work. GOOD SERVICE on other London Overground routes