In 2025, Taiwan High Speed Rail 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 |
|---|---|---|
Total Waste Generated | 7,376.32a | 7,081.93a |
Total Waste Recovered | 1,807.75a | 1,852.42a |
Total Hazardous Waste Generated | 2.97a | 23.64a |
Non-Hazardous Waste Disposed | N/A | N/A |
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In 2025, Taiwan High Speed Rail generated a total of 7,376 metric tonnes of waste.a
Of this amount, 0.04% of Taiwan High Speed Rail'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 2025, Taiwan High Speed Rail's total waste generation has increased by 4.16%, which may reflect expanding operations, weaker material efficiency, or insufficient waste reduction efforts.a
Since 2025, Taiwan High Speed Rail's hazardous waste generation has increased by 87.94%, indicating a potential rise in the use of harmful materials, process inefficiencies, or limited hazardous waste reduction strategies..a
Overall, Taiwan High Speed Rail's waste and hazardousness trends are mixed or inconclusive. A more detailed review of its materials, industry standards, and operational changes would help clarify the net environmental impact of its waste strategy.a