| Bacteria | Wastewater samples | ||||||||
| PE1/B | PE2/B | PE3/B | FS1/B | FS2/B | PE1/HZ | PE2/HZ | FS1/HZ | FS2/HZ | |
| Total Coliforms (UFC/100mL) | 1.61 × 106 ± 0.82 × 106 | 1.89 × 106 ± 0.74 × 106 | 1.80 × 106 ± 0.86 × 106 | 3.17 × 106 ± 0.86 × 106 | 1.33 × 106 ± 0.28 × 106 | 1.59 × 106 ± 0.08 × 106 | 1.66 × 106 ± 0.52 × 106 | 1.60 × 106 ± 0.89 × 106 | 1.84 × 106 ± 0.89 × 106 |
| Faecal Coliforms (UFC/100mL) | 4.72 × 105 ± 0.74 × 105 | 2.73 × 105 ± 0.51 × 105 | 1.54 × 105 ± 0.50 × 105 | 4.29 × 105 ± 0.36 × 105 | 2.07 × 105 ± 0.19 × 105 | 2.77 × 105 ± 0.18 × 105 | 1.16 × 103 ± 0.18 × 103 | 1.39 × 105 ± 0.21 × 105 | 2.49 × 105 ± 0.40 × 105 |
| Escherichia coli (UFC/100mL) | 1.44 × 106 ± 0.12 × 106 | 5.13 × 105 ± 0.38 × 105 | 4.85 × 105 ± 1.76 × 105 | 1.65 × 106 ± 0.74 × 106 | 1.29 × 105 ± 0.28 × 105 | 8.45 × 105 ± 0.21 × 105 | 1.43 × 104 ± 0.33 × 104 | 1.22 × 106 ± 0.79 × 106 | 4.88 × 105 ± 0.46 × 105 |
| Enterococcus (UFC/100mL) | 2.91 × 106 ± 0.08 × 106 | 3.38 × 104 ± 0.73 × 104 | 1.61 × 105 ± 0.55 × 105 | 1.97 × 106 ± 0.76 × 106 | 1.89 × 104 ± 0.58 × 104 | 2.50 × 104 ± 0.14 × 104 | 1.88 × 104 ± 0.66 × 104 | 2.45 × 104 ± 0.49 × 104 | 7.41 × 104 ± 0.28 × 104 |