Southern Copper Corporation

Climate Impact & Sustainability Data (2023)

Water Consumption:0.53 m3/milled ton in 2023

Improved water use efficiency by 17% from 2020 to 2023 (0.64 m3/ton to 0.53 m3/ton)
Major improvement in water recovery from Quebrada Honda tailings dam and Buenavista del Cobre mine

97% YoY increase in investment in social infrastructure ($35.9 million in Mexico and $45.7 million in Peru)
Investment in water infrastructure for Cananea and Nacozari communities in Mexico
Progress in building a wastewater treatment plant (PTAR) in Ilo, Peru
Prioritized educational infrastructure development in Peru, building five high-performance schools (COAR) for 1,500 students
Became the primary private investor in Peru in national educational infrastructure

Achieved a place among the top 10% of performers in the mining sector in S&P Global's Corporate Sustainability Assessment (CSA)
Exceeded the industry average by 100% in CSA rating
Maintained inclusion in the Dow Jones Sustainability Index (DJSI) for the Latin American region for the fifth consecutive year
Achieved a score of 90 out of 100 on CSA’s climate governance index
Achieved a score of 100 in the Task Force on Climate-Related Disclosures (TCFD) category
Received a full compliance rating in the TCFD category from Climate Action 100+
Sustainalytics reduced the Company's risk by two levels between 2020 and 2023

Reduction of freshwater at Buenavista operation due to lack of permits for a water pipeline
Highly volatile copper market with initial estimates for 2024 surplus changing to concerns about potential deficits

Decided to transport water through other means to secure supplies for Buenavista operation
Focus on developing capital projects and keeping costs controlled

Climate Change Data