Annual air emissions by pollutant (e.g., NOx, SOx, PM10 and VOCs) reported for MMG operations, shown in tonnes.
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Last updated on 16 April 2026 at 9:59am, Hong Kong time (HKT)
| Emission Material | Site | 2023 | 2024 | 2025 |
|---|---|---|---|---|
| Oxides of Nitrogen (NOx) | Dugald River | 125.42 | 131.00 | 246.42 |
| Oxides of Nitrogen (NOx) | Khoemacau | 19.75 | ||
| Oxides of Nitrogen (NOx) | Kinsevere | 4,040.00 | 4,481.50 | 4,269.00 |
| Oxides of Nitrogen (NOx) | Las Bambas | 1,352.90 | 1,136.30 | 1,138.10 |
| Oxides of Nitrogen (NOx) | Rosebery | 99.00 | 104.72 | 122.00 |
| Oxides of Sulphur (SOx) | Dugald River | 0.13 | 0.13 | 0.15 |
| Oxides of Sulphur (SOx) | Khoemacau | 0.82 | ||
| Oxides of Sulphur (SOx) | Kinsevere | 3.00 | 20.00 | 204.00 |
| Oxides of Sulphur (SOx) | Las Bambas | 152.40 | 158.00 | 158.00 |
| Oxides of Sulphur (SOx) | Rosebery | 0.07 | 0.08 | 0.08 |
| Particulate Matter (PM10) | Dugald River | 390.42 | 403.00 | 485.91 |
| Particulate Matter (PM10) | Khoemacau | 1,388.55 | ||
| Particulate Matter (PM10) | Kinsevere | 3,232.00 | 4,155.50 | 4,561.00 |
| Particulate Matter (PM10) | Las Bambas | 5,907.30 | 6,811.40 | 4,842.00 |
| Particulate Matter (PM10) | Rosebery | 360.00 | 347.48 | 351.00 |
| Volatile Organic Compounds (VOCs) | Dugald River | 16.39 | 17.10 | 26.00 |
| Volatile Organic Compounds (VOCs) | Khoemacau | 3.06 | ||
| Volatile Organic Compounds (VOCs) | Kinsevere | 204.00 | 207.00 | 193.00 |
| Volatile Organic Compounds (VOCs) | Las Bambas | 33.30 | 21.80 | 21.90 |
| Volatile Organic Compounds (VOCs) | Rosebery | 7.00 | 7.36 | 8.58 |
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Air emissions are reported in tonnes.
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For Australian operations, annual emissions figures for VOCs, NOx, SOx and PM10 are compiled for statutory National Pollutant Inventory (NPI) reporting (where applicable).
