The Raniganj block is located in the Raniganj coalfield in Asanol, West Bengal. The block is situated in an industrial area comprising largely of steel and food companies. The contract includes a five year pilot assessment phase, a five-year development phase followed by a 25-year production phase. Great Eastern Energy Corporation Limited (GEECL) struck gas in all three pilot wells in 2004. The development plan was approved in February 2007.