2024年中国水资源公报：全国人均综合用水量为421立方米

Core Insights - The 2024 China Water Resources Bulletin indicates a significant increase in national precipitation and water resources compared to historical averages, with total water resources reaching 31,123.0 billion cubic meters, which is 12.7% higher than the average [1] - Total water usage in 2024 is projected at 5,928.0 billion cubic meters, reflecting a slight increase from 2023, with specific increases in domestic and ecological water usage [2] Water Resource Statistics - The average annual precipitation in 2024 is 717.7 mm, which is 11.4% above the historical average [1] - Surface water resources account for 29,895.6 billion cubic meters, while groundwater resources total 8,679.2 billion cubic meters, with a non-overlapping amount of 1,227.4 billion cubic meters [1] Water Usage Breakdown - Domestic water usage is 926.8 billion cubic meters, making up 15.6% of total water usage, while industrial and agricultural water usage are 971.0 billion cubic meters (16.4%) and 3,648.4 billion cubic meters (61.6%) respectively [2] - Compared to 2023, total water usage increased by 21.5 billion cubic meters, with notable increases in domestic and ecological water usage, while agricultural water usage saw a decrease [2] Efficiency Metrics - The per capita comprehensive water usage in 2024 is 421 cubic meters, with water usage per unit of GDP at 43.9 cubic meters [3] - Water usage per unit of industrial added value decreased by 5.3% compared to 2023, indicating improved efficiency [3]