Pre-treatment system | |||||||
| Winter | Spring | |||||
Parameter (mg/L) | Input | Output | % Efficiency | Input | Output | % Efficiency | |
TSS | 5.667 | 1.728 | 69.51 | 4.176 | 1.528 | 63.41 | |
BOD | 654.86 | 398.77 | 39.11 | 1176.96 | 701.26 | 40.42 | |
COD | 1064.48 | 568.13 | 46.63 | 1923.13 | 986.67 | 48.69 | |
Treatment by wetland | |||||||
| Winter | Spring | |||||
Parameter (mg/L) | Input | Output | % Efficiency | Input | Output | % Efficiency | |
TSS | 1.728 | 0.842 | 51.30 | 1.528 | 0.890 | 41.75 | |
BOD | 398.77 | 68.921 | 82.72 | 701.26 | 93.581 | 86.66 | |
COD | 568.13 | 111.50 | 80.37 | 986.66 | 150.03 | 84.79 | |
Treatment by lagoon system | |||||||
| Winter | Spring | |||||
Parameter (mg/L) | Input | Output | % Efficiency | Input | Output | % Efficiency | |
TSS | 0.842 | 0.051 | 93.94 | 0.890 | 0.014 | 51.30 | |
BOD | 68.92 | 17.85 | 74.11 | 93.58 | 26.49 | 71.69 | |
COD | 111.50 | 39.14 | 64.90 | 150.45 | 48.17 | 67.99 | |
Total system treatment | |||||||
| Winter | Spring | |||||
Parameter (mg/L) | % Efficiency | % Efficiency | |||||
TSS | 99.10 | 99.19 | |||||
BOD | 97.27 | 97.75 | |||||
COD | 96.32 | 91.52 | |||||