In 2025, Century Aluminum completed a corporate carbon footprint assessment and publicly disclosed its greenhouse gas (GHG) emissions according to the GHG Protocol, covering Scope 1 (direct emissions from owned or controlled sources).
However, Century Aluminum has not published a category-level breakdown of its Scope 3 emissions, limiting visibility into specific value chain sources.
| Metric (tCO2e) | 2025 | 2024 | 2023 | 2022-2019 |
|---|---|---|---|---|
Total Scope 1 | 691,482a | 728,815a | 512,326a | |
Total Scope 2 | ||||
Market-Based | N/A | N/A | N/A | |
Location-Based | N/A | N/A | N/A | |
Total Scope 3 | N/A | N/A | N/A | |
Total Scope 1 Revenue Intensity (tCO2e/$M) | 273.5401a | 328.2507a | 234.4312a |
You are welcome to quote or reference individual data points from this page, provided you include the following attribution with a visible, clickable link to this page: "Source: Tracenable, the global reference for ESG data"
Bulk collection, scraping, resale, or redistribution of data across multiple company profiles is not permitted without our prior written permission. For more information, see our General Terms and Conditions.
Every figure on this dashboard has a transparent audit trail. With Tracenable, each data point is traceable back to its original source, viewable directly inside our platform.
In 2025, the total operational greenhouse gas (GHG) emissions of Century Aluminum amounted to 691,482 metric tons of CO2 equivalent. This figure reflects direct emissions from owned or controlled sources (Scope 1).a
Compared to 2024, the total operational greenhouse gas (GHG) emissions of Century Aluminum decreased by 5.12%, showing that the company has made progress in taking action to reduce the climate impact of its operations.a
In 2025, the total Scope 1 emissions of Century Aluminum were 691,482 metric tons of CO₂ equivalent (tCO₂e).a
Since 2020, Century Aluminum's Scope 1 emissions have decreased by 9.79%, reflecting a declining long-term trend in Scope 1 emissions over time.a
Compared to the previous year (2024), Century Aluminum's Scope 1 emissions decreased by 5.12%, highlighting the company's efforts to lower direct emissions from assets it owns or controls.a
In 2025, Century Aluminum reported Scope 1 greenhouse gas (GHG) emissions of 691,482 tCO₂e and total revenues of USD 2,528 millions. This translates into an emissions intensity of 273.54 tCO₂e per millions USD.a
In 2025, Century Aluminum reported a Scope 1 emissions intensity of 273.54 tCO₂e per millions USD. Compared to the peer group median of 700.96, this places the company below its industry benchmark, indicating it is more carbon-efficient than most competitors.a
In 2025, Century Aluminum ranked 9 out of 24 companies in its industry peer group, based on Scope 1 emissions intensity (measured in tCO₂e per millions USD).a
Century Aluminum is therefore positioned in the mid-range of its industry, neither a clear leader nor a laggard in carbon efficiency.a