|
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 |
103 |
12.6 |
48.5 |
20.4 |
3.9 |
7.8 |
6.8 |
| 黄 河 | Huanghe River |
44 |
|
20.5 |
43.2 |
9.1 |
4.5 |
22.7 |
| 珠 江 | Zhujiang River |
33 |
9.1 |
42.4 |
30.3 |
15.2 |
|
3.0 |
| 松花江 | Songhuajiang River |
42 |
2.4 |
7.1 |
14.3 |
52.4 |
4.8 |
19.0 |
| 淮 河 | Huanhe River |
86 |
|
7.0 |
18.6 |
39.5 |
9.3 |
25.6 |
| 海 河 | Haihe River |
62 |
6.5 |
12.9 |
6.5 |
9.7 |
11.3 |
53.1 |
| 辽 河 | Liaohe River |
37 |
|
32.4 |
10.8 |
10.8 |
5.5 |
40.5 |
| 资料来源：环境保护部。 | ||||||||
| Source: Ministry of Environmental Protection. | ||||||||
