How good is STX management!, page-32

According to the AFR looks like Woodside actively in discussions with Beach about Waitsia. wouldn't be hard to imagine STX have been approached already, or wouldn't be too far off (for discussion at least). Can only be good.

"Part of why we have been pushing this interconnector between Pluto and North West Shelf is to deal with exactly that," says O'Neill, who joined Woodside in May 2018 initially as chief operations officer.
The North West Shelf is expected to start running down in 2021, and while the interconnector is timed to start up in 2022, all parties are looking to accelerate that, she said.
At the same time, discussions are taking place on bringing other third-party gas into the North West Shelf, including from Beach Energy's Waitsia field, although O'Neill notes that any onshore producer would need to secure approvals to export their gas.​