Table 2.
Bacteriological characteristics of Gwagwalada abattoir wastewater, source of water used at the abattoir, receiving water bodies upstream and downstream, TC effluents limit for discharge into water bodies and land application in Nigeria (MPN/100 mL).
| Parameter | Mean value of abattoir wastewater | Mean value of water used at the abattoir | Mean value of water body upstream | Mean value of water body downstream | ∗Effluent limit for discharge into surface water in Nigeria | ∗Effluent limit for discharge into land application in Nigeria |
|---|---|---|---|---|---|---|
| TC | 8.2 × 105 | 1.2 × 102 | 1.4 × 103 | 6.2 × 105 | 4.0 × 102 | 5.0 × 102 |
| FC | 4.4 × 104 | 2.6 × 10 | 2.2 × 102 | 3.4 × 104 | — | — |
| F. streptococcus | 2.0 × 104 | 2.1 × 10 | 2.1 × 102 | 6.0 × 103 | — | — |
| E. coli | 2.0 × 103 | 1.2 × 10 | 4.4 × 10 | 6.6 × 102 | — | — |