Flooding from the sea or rivers Flooding from the sea or from rivers such as the Fender, the Birket and the Arrowe Brook should be reported to the Environment Agency. Flooding from sewers or water mains To report flooding from public sewers contact: United Utilities emergencies Dwr Cymru Welsh Water for Gayton and Heswall To report flooding from a burst water main contact United Utilities. Flooding caused by a problem on the road Flooding due to heavy rain is not normally caused by blocked drains. It is normally due to the volume of water and will usually go away as the storm passes. Report flooding or a blocked drain or grid Report a damaged drain, grid or manhole cover Other flooding emergencies Contact the council to report any other flooding emergency such as, flooding to a property or flooding to a road that is causing danger to traffic. Flood risk and alerts The Environment Agency provides information about areas at risk of flooding. Flooding on private property Problems with the drains on your property are the responsibility of the homeowner or landlord.