In 2025, Copasa 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 type (hazardous vs non-hazardous) and treatment method (recovery vs disposal), enabling greater transparency into its waste handling and environmental practices.
| Metric (tonnes) | 2025 | 2024 | 2023 | 2022-2019 |
|---|---|---|---|---|
Total Waste Generated | 150,125.5a | 233,042.9a | 134,496.8a | |
Total Waste Recovered | N/A | N/A | N/A | |
Total Hazardous Waste Generated | 62.6a | 0.3a | 1.5a | |
Non-Hazardous Waste Disposed | N/A | N/A | N/A |
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In 2025, Copasa generated a total of 150,126 metric tonnes of waste.a
Of this amount, 0.04% of Copasa's total waste generated of was classified as hazardous waste, characterized by properties such as toxicity, flammability, corrosiveness, or reactivity that may pose risks to human health, ecosystems, or the environment.99.96% was identified as non-hazardous waste, generally considered less harmful and subject to lighter regulatory controls.a
Since 2023, Copasa's total waste generation rose by 11.62%, but dropped by 35.58% in 2025, indicating a possible turning point driven by improved waste-reduction practices or production slowdowns.a
Over the same period, the share of hazardous waste in Copasa's total output increased by 3,638.87%, including a further 32,291.76% rise in 2025, suggesting a troubling upward shift toward more environmentally harmful waste streams that could raise compliance costs and environmental risks.a
Overall, while Copasa has recently reduced waste output, its hazardous waste share continues to rise, raising concerns about treatment efficiency or growing reliance on harmful materials despite short-term volume improvements.a