November 17, 2019

Portland Aluminium smelter power outage

At approximately 7.06pm EST on Saturday 16 November 2019, power supply to Alcoa’s Portland Aluminium smelter was lost due to an issue external to the plant associated with the incoming transmission line.

Auxiliary power supply to the smelter was restored at approximately 10.00pm EST. Power supply to potline one at the smelter was restored at approximately 11.00pm EST. Power supply to potline two was restored at approximately 3.50am EST on Sunday 17 November.

Our dedicated smelter team continues to work to safely stabilise the plant and reinstate normal operations.


Media contact
Jodie Read,  Director Corporate Affairs, 0404 800 335

Editor’s note

Alcoa of Australia (Alcoa) has a proud history in Australia which it hopes to continue by remaining internationally competitive, attracting ongoing investment and providing jobs for future generations.
• Alcoa has been contributing to Australia’s economy since 1963, investing more than $12 billion over 56 years.
• More than 65 per cent of Alcoa’s total annual revenue stays in Australia through wages, local purchasing, taxes, royalties, capital investment and dividends to Australian shareholders.
• Alcoa employs more than 4,275 people in Australia. About 3,750 live in WA.
• In our 56 years, Alcoa has taken on more than 2000 apprentices, trainees and graduates.
• Alcoa invested $1.7 billion with Australian suppliers in 2017.
• Alcoa paid $654 million in Australian wages, salaries and associated benefits in 2017.
• Alcoa paid $400 million in State, Federal and Local government taxes and royalties in 2017.
• Alcoa made $4.2 million in community contributions in 2017.

About Alcoa

Alcoa (NYSE: AA) is a global industry leader in bauxite, alumina and aluminum products, with a strong portfolio of value-added cast and rolled products and substantial energy assets. Alcoa is built on a foundation of strong values and operating excellence dating back nearly 130 years to the world-changing discovery that made aluminum an affordable and vital part of modern life. Since developing the aluminum industry, and throughout our history, our talented employees have followed on with breakthrough innovations and best practices that have led to efficiency, safety, sustainability and stronger communities wherever we operate. Visit us online on, follow @Alcoa on Twitter and on Facebook at