| 年份 | 可利用水资源量(万m3) | |||
| Q1 = 220 | Q1 = 200 | Q1 = 180 | Q1 = 160 | |
| 0 | 26800 | 26800 | 26800 | 26800 |
| 1 | 26484.3 | 26857.5 | 27230.8 | 27604 |
| 2 | 25963.9 | 26712.3 | 27460.6 | 28209 |
| 3 | 25237.4 | 26362.7 | 27488.1 | 28613.4 |
| 4 | 24303.1 | 25807.3 | 27311.5 | 28815.8 |
| 5 | 23159.4 | 25044.4 | 26929.4 | 28814.4 |
| 6 | 21804.8 | 24072.4 | 26340.1 | 28607.8 |
| 7 | 20237.5 | 22889.7 | 25542 | 28194.3 |
| 8 | 18456 | 21494.7 | 24533.5 | 27572.3 |
| 9 | 16458.6 | 19885.8 | 23313 | 26740.2 |
| 10 | 14243.6 | 18061.2 | 21878.8 | 25696.4 |
| 11 | 11809.4 | 16019.3 | 20229.3 | 24439.2 |
| 12 | 9154.26 | 13758.5 | 18362.7 | 22967 |
| 13 | 6276.5 | 11277 | 16277.5 | 21278 |
| 14 | 3174.4 | 8573.15 | 13971.9 | 19370.7 |
| 15 | - | 5645.22 | 11444.2 | 17243.2 |
| 16 | - | 2491.46 | 8692.71 | 14894 |
| 17 | - | - | 5715.64 | 12321.1 |
| 18 | - | - | 2511.28 | 9523.06 |
| 19 | - | - | - | 6497.94 |
| 20 | - | - | - | 3244.01 |
| 21 | - | - | - | - |