Operator: Southern
Routes affected:Southern services from Portsmouth Harbour / Bognor Regis
Twitter Hashtag:Description of Incident
Engineering work is taking place between Herne Hill and Farringdon, affecting Thameslink services.
In order to accommodate the amended Thameslink services, some Southern services from Portsmouth Harbour / Bognor Regis towards London will be retimed to depart earlier than usual.
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