Sustainability

Our 2025 Scorecard

About this report

We set targets to demonstrate our commitment to continual advancement. To provide transparency around our sustainability performance and activities, our scorecard aggregates past and future targets to convey our progress against them.

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At Cameco, we are committed to transparency and hold ourselves accountable for quality reporting on sustainability matters to our providers of capital, customers, employees, regulators, local Indigenous Peoples, communities around our operations, and other stakeholders.

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2025 Sustainability Highlights

2025 Performance Table

Details of all our 2025 sustainability indicator results are available under each of the following topics:

Company Context

Operations

Environment
Acid-generating seepage, waste rock Air quality Biodiversity/land Decommissioning/closure GHG emissions/energy use Non-mineral wastes Tailings and mineral wastes Transition to a low carbon economy Water discharges Water quality Water withdrawal

Social
Conflict zones Diversity and inclusion Employees Indigenous rights Occupational safety/health Public support Relationships with communities Transportation safety Unions

Governance
Anti-corruption Cybersecurity Ethics Local procurement

Download - 2025 Sustainability Report (PDF, 13.1 mb)

Please note, this report is formatted to be printed in landscape orientation on legal (8 ½ x 14 “) paper.

Cameco 2025 Performance Table (XLS) Cameco 2025 SASB Index (XLS)