| 水文站点 | 流域面积(Km2) | 统计参数 | 洪峰设计值(m3/s) | ||||||
| 均值 | 标准差 | 0.01% | 0.10% | 1% | 2% | 5% | 10% | ||
| 巴色站 | 54,500 | 39,005 | 6602 | 86,300 | 73,700 | 61,100 | 57,300 | 52,200 | 48,200 |
| 上丁站 | 63,500 | 55,201 | 10,673 | 131,200 | 111,000 | 90,700 | 84,600 | 76,400 | 70,000 |
| S1坝址 | 55,900 | / | / | 91,738 | 78,217 | 64,685 | 60,606 | 55,131 | 50,840 |