Stations | Chemical parameter (mg/L) | ||||||||
COD | BOD5 | BF |
|
|
|
|
| T iron | |
Y1 | 5760 | 900 | 6.4 | 21.8 | 0.03 | 12 | 0.7 | 22 | 0.5 |
Y2 | 34,000 | 1700 | 20 | 1.3 | 0.006 | 8.9 | 0.1 | 500 | 3.1 |
Y3 | 3700 | 800 | 4.6 | 21 | 0.9 | 17.2 | 13.2 | 30 | 6.2 |
Y4 | 13,800 | 1000 | 13.8 | 350 | 1.4 | 14.9 | 47.7 | 230 | 1.5 |
Y5 | 4030 | 750 | 5.4 | 0.9 | 0.012 | 12 | 1 | 36 | 0.13 |
Y6 | 37,900 | 8000 | 4.7 | 3 | 0.51 | 34.4 | 0.6 | 1.5 | 2.4 |
Y7 | 580 | 180 | 3.2 | 1.7 | 0.5 | 8.5 | 0.5 | 700 | 0.5 |
Y8 | 51,300 | 1500 | 34.2 | 14.2 | 0.6 | 8.27 | 62.5 | 2300 | 36.9 |
Y9 | 9170 | 1100 | 8.3 | 112 | 0.8 | 12.5 | 48.2 | 3.4 | 2.4 |
Y10 | 15 | 11.25 | 1.3 | 1.1 | 0.026 | 7.41 | 0.6 | 1.5 | 0.3 |
K11 | 3800 | 850 | 4.5 | 12.1 | 0.3 | 75.8 | 22.8 | 90 | 5.5 |
K12 | 7340 | 1000 | 7.3 | 11.2 | 1.33 | 6.11 | 0.4 | 16 | 1.2 |
K13 | 5510 | 1500 | 3.7 | 20 | 0.003 | 54 | 5.7 | 1.5 | 0.6 |
P14 | 8320 | 700 | 11.9 | 11 | 0.05 | 10.8 | 0.5 | 1.5 | 1.8 |
P15 | 3400 | 800 | 4.3 | 4 | 0.04 | 15 | 0.1 | 1.5 | 0.015 |
P16 | 119 | 42 | 2.8 | 0.024 | 0.003 | 1.4 | 2.28 | 1.5 | 0.015 |
A17 | 2690 | 280 | 9.6 | 0.002 | 0.06 | 21.7 | 0.9 | 1.5 | 12 |
VG* | 500 | 150 |
| 50 | - | - | - | - | 5 |