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《四川省水资源公报2024》正式发布,近5年来总用水量持续增加,但用水效率、节水成效愈发凸显 去年全省水资源总量为2434.38亿立方米
Si Chuan Ri Bao· 2025-08-14 00:14
Core Insights - The 2024 Sichuan Water Resources Bulletin indicates a total water resource volume of 2,434.38 billion cubic meters, which is 5.1% lower than the multi-year average but 12.3% higher than in 2023 [1] Water Supply and Usage - Total water supply and usage in Sichuan for 2024 is 255.21 billion cubic meters, with surface water accounting for 94.7% of the supply [2] - Agricultural water usage is 163.02 billion cubic meters, making up 63.9% of total usage, while industrial and domestic water usages are 20.65 billion cubic meters (8.1%) and 61.33 billion cubic meters (24.0%) respectively [2] Trends in Water Usage - Over the past five years, total water usage in Sichuan has increased by 18.35 billion cubic meters [2] - Domestic water usage has risen from 53.57 billion cubic meters in 2020 to 61.33 billion cubic meters in 2024, while ecological environment water usage has increased from 5.89 billion cubic meters to 10.21 billion cubic meters [3] Agricultural Water Efficiency - Agricultural water usage has fluctuated, increasing from 153.88 billion cubic meters in 2020 to 163.02 billion cubic meters in 2024, with a peak in 2022 due to severe drought conditions [3] - The effective utilization coefficient of irrigation water in agriculture has improved from 0.484 in 2020 to 0.509 in 2024, indicating enhanced water management and efficiency [6] Industrial Water Usage - Industrial water usage has decreased from 23.52 billion cubic meters in 2020 to 20.65 billion cubic meters in 2024, while industrial added value has increased from 13,428.7 billion yuan to 17,884.0 billion yuan [5] - The water usage per unit of industrial added value in Sichuan is 11.5 cubic meters per 10,000 yuan, which is 6.5 cubic meters lower than in 2020 and significantly below the national average of 24.0 cubic meters [5]