SPP said since production operations began, the plant has processed approximately 1,160,000 tonnes of shale and produced 702,000 barrels of oil during 310 days of shale processing operations.
A cargo of 40,000 barrels ultra-low sulphur naptha, representing the entire inventory of ULSN, will be shipped to Mobil Australia Oil in early March.
The Gladstone plant is now entering a planned three-week shutdown to target a number of plant reliability improvements, according to SPP managing director, James McFarland.