It was discovered by operatives of The Economic and Financial Crimes Commission (EFCC) in the course of their investigation of public funds allegedly stolen by the former minister of Petroleum Resources, Mrs. Diezani Alison-Madueke.
The investigators conducted a search on some of the houses on the estate.
Acting Chairman of the EFCC, Mr. Ibrahim Magu has already left Nigeria for London in connection with the investigation of the ex-minister and some upscale properties traced to her at home and abroad.
About five bank chiefs are likely to face trial over the $153million allegedly withdrawn by the ex-minister from the accounts of the Nigerian National Petroleum Corporation( NNPC) in December 2014.
The Nation gathered that the EFCC team,acting on intelligence, uncovered the sprawling estate which is coded as BGIS/OK/02/16/310.