By K. Warner
For Metal Tech News 

US mining impacted by water shortages

From droughts to floods – sector improving water stewardship Metal Tech News – September 20, 2023


Last updated 9/27/2023 at 2:23am

View over water storage tank toward the desert mining town of Superior, Ariz.

Rio Tinto/Resolution Copper

View of the mountains over one of Resolution Copper's water tanks in Superior, Ariz. The arid zone around Superior has a long history of mining towns dating back to the 1870s and is considered part of Arizona's "copper triangle."

Mining – especially regarding copper, lithium, and other critical minerals – is one of the most water-intensive industries, and the sector is facing increased operational risks, including community competition for supply.

With rising scarcity, industrial utilization of water is typically the first to be constrained, as with the shutdown of aluminum processing in São Paulo, Brazil, during...

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