Dog fouling Dog owners must clean up after their dogs if they foul public spaces. You can report online someone who does not clean up after their dog. Fly-tipping How to report fly-tipping, how we clear up and prosecute fly-tipping and how to report abandoned shopping trolleys. Street cleaning standards and reporting The methods we use to keep the streets of Croydon clean, our street cleaning standards and how to report a street cleaning issue. Litter Littering is a criminal offence for which you can be fined or prosecuted. You can report littering online. Drains and drainage Household drain blockages and land drainage. Public conveniences Public toilet facilities in Croydon. Graffiti Graffiti is an illegal, anti-social activity that creates a negative impression of an area and contributes to people's fear of crime.