NALCO is expanding the production capacity of Alumina Refinery by setting up of 1.0 MTPA Alumina Refinery (Stream-5), Damanjodi under Phase-3 Expansion of M&R unit at an estimated cost of Rs. 5540 Crore. The Centre has recently extended the reservation of Potangi Mines in favour of NALCO for further 5 years. This would help the company to augment the bauxite reserves of the company.