|
主要水系 |
|
监测断面 |
分类水质断面占全部断面百分比(%) | |||||
|
|
个数(个) |
Proportion of Monitored Section Water Quality (%) | ||||||
|
Main Water |
Number of |
Ⅰ类 |
Ⅱ类 |
Ⅲ类 |
Ⅳ类 |
Ⅴ类 |
劣Ⅴ类 | |
|
System |
Monitoring |
GradeⅠ |
GradeⅡ |
Grade Ⅲ |
Grade Ⅳ |
Grade Ⅴ |
Worse | |
|
|
Sections |
|
|
|
|
|
than | |
|
|
(unit) |
|
|
|
|
|
GradeⅤ | |
| 长 江 | Changjiang River | 31 | 16.1 | 67.7 | 9.7 | 6.5 | ||
| 黄 河 | Huanghe River | 22 | 22.7 | 45.5 | 31.8 | |||
| 珠 江 | Zhujiang River | 15 | 13.3 | 53.3 | 20.0 | 13.3 | ||
| 松花江 | Songhuajiang River | 11 | 36.4 | 63.6 | ||||
| 淮 河 | Huanhe River | 14 | 7.1 | 35.7 | 57.1 | |||
| 海 河 | Haihe River | 2 | 50.0 | 50.0 | ||||
| 辽 河 | Liaohe River | 13 | 15.4 | 15.4 | 30.8 | 38.5 | ||
| 资料来源：国家环境保护总局。 | ||||||||
| Source: State Environmental Protection Administration. | ||||||||
