Table 2.
Effluent parameter | Readings average/month |
|||||||
---|---|---|---|---|---|---|---|---|
July | August | September | October | November | December | 6-month average | Standard Deviation | |
BOD mg/L | 50.7 | 46.4 | 34.3 | 24.9 | 21.8 | 17.9 | 32.6 | 12.33514 |
COD mg/L | 72.7 | 59.3 | 50.4 | 44.5 | 43.5 | 45.3 | 52.6 | 10.45186 |
TSS mg/L | 21.4 | 17.1 | 13.3 | 17.6 | 14.9 | 14.1 | 16.4 | 2.710474 |
TDS mg/L | 997 | 964.1 | 958.3 | 964.9 | 970.3 | 970.1 | 970.8 | 12.40382 |
DO mg/L | 1.63 | 1.66 | 1.95 | 2.1 | 2.07 | 2.1 | 1.91 | 0.199951 |
pH | 7.5 | 7.3 | 7.2 | 7.23 | 7.3 | 6.9 | 7.2 | 0.178924 |
Temperature Co | 26.2 | 28.7 | 28.7 | 28.4 | 28.3 | 28.2 | 28 | 0.862973 |
(Source: Authors' work)