Pollution sources | COD/t | TP/t | Ammonia nitrogen/t | Oil/t | As/t | Cd/t | Pb/t |
Industry | 691.64 |
| 4.60 |
| 0.995 | 0.168 | 0.108 |
Agriculture | 25578.91 | 586.03 | 4803.45 |
|
|
|
|
Urban living | 3585.25 | 26.87 | 268.74 |
|
|
|
|
Tourism | 249.6 | 1.56 | 15.6 |
|
|
|
|
Water transportation |
|
|
| 26.67 |
|
|
|
Aquaculture | 112.45 | 0.62 | 4.94 |
|
|
|
|
Total | 30217.85 | 615.08 | 5079.33 | 26.67 | 0.995 | 0.168 | 0.108 |