Hudbay Minerals Inc.Hudbay Minerals received permit approval to increase mill capacity, extending mine life and optimizing operations.

Hudbay Minerals has received approval from Peru's National Environmental Certification Service for Sustainable Investments to amend its Constancia environmental permit, allowing an increase in annual mill processing capacity to 34 million tons of ore. The approval, granted in late June, marks the fifth update to the permit and enables the company to optimize its mine plan and extend Constancia's operational life, while also permitting additional infrastructure for tailings transport and water management. The company had previously secured approval to raise throughput from 29.9 million tons per annum to 31 million in March 2026, and processed 31.9 million tons in 2024 and 30.3 million tons in 2025. The permit maintains standard operational flexibility for daily increases of up to 10% above permitted levels.
Hudbay Minerals Inc.Hudbay Minerals received permit approval to increase mill capacity, extending mine life and optimizing operations.
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