| 流域分区 | River | 分类河长占评价河长百分比(%) Classify River length of Evaluate Length (%) | ||||||
| 评价河长 | ||||||||
| (千米) | ||||||||
| Evaluate | Ⅰ类 | Ⅱ类 | Ⅲ类 | Ⅳ类 | Ⅴ类 | 劣Ⅴ类 | ||
| Length | GradeⅠ | GradeⅡ | Grade Ⅲ | Grade Ⅳ | Grade Ⅴ | Worse | ||
| (km) | than | |||||||
| GradeⅤ | ||||||||
| 全 国 | National Total | 215763 | 5.9 | 43.5 | 23.4 | 10.8 | 4.7 | 11.7 |
| 松花江区 | Songhuajiang River | 15300 | 0.5 | 17.6 | 45.3 | 23.2 | 5.0 | 8.4 |
| #松花江 | Songhuajiang River | 11816 | 0.6 | 20.6 | 55.1 | 12.4 | 2.8 | 8.5 |
| 辽河区 | Liaohe River | 4938 | 1.5 | 41.6 | 14.7 | 17.9 | 5.1 | 19.2 |
| #辽河 | Liaohe River | 1828 | 17.1 | 25.8 | 27.3 | 6.7 | 23.1 | |
| 海河区 | Haihe River | 14468 | 2.6 | 19.4 | 13.4 | 9.7 | 10.7 | 44.2 |
| #海河 | Haihe River | 11857 | 1.9 | 15.0 | 10.6 | 10.6 | 10.6 | 51.3 |
| 黄河区 | Huanghe River | 19066 | 5.3 | 41.6 | 19.1 | 8.0 | 7.1 | 18.9 |
| 淮河区 | Huaihe River | 23416 | 0.1 | 14.1 | 31.9 | 26.5 | 9.6 | 17.8 |
| #淮河 | Huaihe River | 19968 | 14.5 | 32.2 | 28.1 | 10.4 | 14.8 | |
| 长江区 | Changjiang River | 64553 | 6.2 | 46.4 | 24.9 | 9.0 | 3.9 | 9.6 |
| #太湖 | Taihu Lake | 5886 | 7.3 | 17.1 | 29.1 | 20.4 | 26.1 | |
| 东南诸河区 | Southeastern Rivers | 9616 | 2.3 | 53.6 | 25.0 | 9.3 | 7.0 | 2.8 |
| 珠江区 | Zhujiang River | 25796 | 2.3 | 64.4 | 19.2 | 5.2 | 2.8 | 6.1 |
| #珠江 | Zhujiang River | 19188 | 3.0 | 71.6 | 13.6 | 4.5 | 1.9 | 5.4 |
| 西南诸河区 | Southwestern Rivers | 18419 | 2.0 | 68.0 | 26.2 | 2.2 | 0.2 | 1.4 |
| 西北诸河区 | Northwestern Rivers | 20191 | 29.4 | 53.8 | 7.6 | 6.3 | 0.1 | 2.8 |
