Video from Graham Gainsford
A burst water main in Crayford is causing havoc for residents across Dartford, Greenwich and Bexley.
London Fire Brigade asked members of the public to avoid the area, which has seen Crayford retail park under water.
Thames water have advised customers that bottled water is available in the Crayford Road area for any customers still without water or low pressure.
Transport for London have said diversions are in place for affected bus routes.