Problems again stall production from Santos' $6.8b Barossa LNG
Santos is battling blocked heat exchangers, failed subsea valves, and faulty safety doors 285km north of Darwin so it can reap the reward of high gas prices in Asia.
Hydrogen is at the back of the queue in BHP's efforts to decarbonize mining, after cleaner electricity, in-pit crushing and trolley-assist trucks.
Welders will have to grind out and redo repairs at Gorgon performed to an incorrect procedure provided by Chevron and the delay could cost up to $250M.
Shell's Prelude floating LNG has stumbled on the road back to production after a failed seal caused subsea wells to be shut-in days after they were opened.
The wells are open and safety inspectors arriving as Shell looks to recommence LNG production from its problematic Prelude floating LNG vessel off the WA coast.
Chevron's problems at Gorgon LNG from faulty welds years ago in a South Korean factory continue with delays to repairing the first of three trains to be fixed.
An eight year wait for ENI's Woollybutt oil field to be decommissioned and poor maintenance have caused subsea kit to surface and pose a danger to vessels.
Chevron's slice of the North West Shelf LNG project is touted as ideal for infrastructure investors. It is the opposite - highly risky, complex and dysfunctional.
Northern Endeavour operator UPS and original owner Woodside are the two biggest recipients of Government spend on the failed oil vessel.
After action by safety regulators Chevron will progressively shut down all LNG trains at Gorgon to fix faulty welds in propane-filled pressure vessels.
Barossa would produce Australia's dirtiest LNG and if other companies will not back it Santos has a very expensive problem.
WA Premier Mark McGowan has extended WA's successful gas reservation policy to all onshore gas - except Waitsia that is backed by a powerful media boss Kerry Stokes
Woodside has invested in two existing green hydrogen projects chasing Federal funds as it battles changing markets and community concern about climate change.
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