![water](/images/esg/environment/water-2.png)
Excelsior’s Gunnison copper mine will be one of the lowest consumers of water in the world.
An on-site water treatment facility will further decrease total water consumption and ensure water quality meets regulatory standards.
![chart](/images/esg/environment/chart-2.png)
Willcox basin water consumption
Principal water consumers in the Willcox Basin,
2006-2010 average, in acre-feet per year.
![graph](/images/esg/environment/graph.png)
ANNual water usage of
major Arizona copper mines
Average, 2004-2008, in acre-feet per year
Source: Arizona Department of Mines & Mineral Resources SR 29 2010