In 2023, Sumco conducted an environmental assessment and disclosed corporate waste management data in accordance with recognized sustainability reporting standards.The company provided a breakdown of its waste by treatment method (recovery vs disposal), enabling greater transparency into its waste handling and environmental practices.
| Metric (tonnes) | 2023 | 2022 | 2021 | 2020-2019 |
|---|---|---|---|---|
Total Waste Generated | 28,100a | 32,500a | 29,900a | |
Total Waste Recovered | 25,300a | 27,000a | 23,100a | |
Total Hazardous Waste Generated | N/A | N/A | N/A | |
Non-Hazardous Waste Disposed | N/A | N/A | N/A |
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In 2023, Sumco generated a total of 28,100metric tonnes of waste.a
Of this amount, 90.04% of Sumco's total waste generated was recovered through methods such as recycling, reuse, or composting, while 9.96% was disposed of through landfilling, incineration, or combustion.a
In 2023, Sumco reported a total waste generation of 28,100 metric tonnes, of which 90.04% was recovered through recycling, reuse, or composting.This high recovery rate suggests that Sumco has implemented strong circular economy practices and actively prioritizes sustainable waste management.a
Since 2019, Sumco's total waste generation increased by 2.93%, but declined by 13.54% in the year 2023, suggesting a potential shift toward more efficient material use or the early impact of waste reduction strategies.a
Over the same period, Sumco's waste recovery rate increased by 17.05%, including a 8.38% rise in 2023, indicating growing emphasis on circularity and improved operational practices for diverting waste from disposal.a
Overall, while Sumco has increased waste over the long term, recent reductions in waste generation and strong improvements in recovery indicate a strategic pivot toward better waste management and more sustainable practices.