Frog Island is an uninhabited island on the north bank of the River Thames in Rainham, London at grid reference TQ515805.
It has the mechanical biological treatment works of the East London Waste Authority. The facility turns 50% of processed waste into refuse-derived fuel, and recovers metals and glass. Now the area is separated by a ditch and forms a slight depression relative to the bank at only 2m AOD however was a more well-defined island at high tide at the mouth of the River Ingrebourne, that rises in Essex as the Weald Brook.
Phoenix Wharf on the island has safeguarded wharf status.
- ^ 24dash.com - New 'green' era for London's waste as Frog Island opens. 19 April 2007.
- ^ Havering London Borough Council - Council Members visit Frog Island Waste Management Facility. January 2006.
- ^ Ordnance Survey map, courtesy of English Heritage
Coordinates: 51°30′11″N 0°10′53″E / 51.50313°N 0.18141°E