Santos is confident of developing a third train at its part-owned PNG LNG project.

“There’s a good prospect that we'll have a train 3, it’s hard to tell when,” Santos chief executive David Knox told reporters.

The Australian independent holds a 13.5% stake in the 6.6 million tonnes per annum project, with ExxonMobil on 33.2% and Oil Search on 29%. The PNG government and local landowners own the remaining 19.6%,