$1.2b Kwinana clean up bill drives Alcoa Australia to a $600m loss
The US miner is also facing declining production and delayed approvals in WA, where it mines three-quarters of its bauxite.
The Perth-based National Offshore Petroleum Safety and Environmental Management Authority is the independent health, safety and environmental regulator for oil and gas in Commonwealth waters.
Offshore wind power is growing across the globe but Australia's only proposed project off Victoria has no regulation system to seek approval from.
Maintenance cutbacks and pressure to resume production made the Northern Endeavour oil vessel a dangerous place to work.
Concerns about potential oil leaks caused the safety regulator to bar workers from an area of the MODEC Venture 11 floating production facility off WA for over a week.
A subsea oil well that leaked for up to two months off the Pilbara coast in 2016 belonged to the Woodside-operated North West Shelf project.
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