The smelter has a production capacity of 590,000 tonnes of aluminium (ingot, billet and slab) per year.
Two potlines with 240 pots each were built and operated at 181 kiloamperes (kA) for a production of 240,000 tonnes per year.
In 1998, the potlines 1 and 2 were extended with 20 pots at the end of each room, making 280 cell per line.
In 2002 the plant commenced the AP22 project to reach the a line current of 226 kA in 2007.
[3] As at 2017, it is the largest consumer of electricity in New South Wales accounting for 12% of total capacity.