The petroleum industry is broadly split into upstream and downstream petroleum sectors. The upstream sector refers to exploration and production of crude oil while downstream refers to refining of crude oil and the distribution and sale of petroleum products.
In 2011, consumption of petroleum products in WA was 7,952 ML. Total throughput at petroleum terminals was 14,313 ML. The DEC of petroleum terminals was $195 million and is projected to almost double to $383 million in 2031.
The Audit identifies one refinery in WA - BP's facility at Kwinana. In 2011, BP Kwinana had a throughput of 7,960 ML per year.
The Audit projects an increase in throughput of 3.4 per cent per year in WA. This equates to throughput of 28,133 ML per year by 2031 - an increase of 13,820 ML per year.